AM Scientific

SPINWIN tubes with a conical bottom are centrifuge tubes made of polypropylene (PP) with an HDPE closure. These tubes are designed for various laboratory applications, including storage, centrifugation, and reaction processes, and are known for their high G-force resistance and leak-proof design. Here's a more detailed description:Key Features:

• Material:The tube body is made of polypropylene (PP), while the closure is made of high-density polyethylene (HDPE).
• Conical Bottom:The conical shape facilitates efficient pellet separation during centrifugation.
• Leak-Proof:These tubes are designed to prevent leakage during centrifugation and storage, ensuring sample integrity.
• High G-Force Resistance:They can withstand high centrifugal forces, typically up to 15,000 x g.
• Autoclavable:They can be sterilized by autoclaving, making them suitable for sterile applications.
• Graduations and Writing Area:Printed volume graduations and a writing area allow for accurate measurements and labeling of samples.
• DNase, RNase, and Pyrogen Free:They are certified to be free of DNase, RNase, and pyrogens, ensuring the integrity of samples.
• Available in Multiple Sizes:They are commonly available in 15 ml and 50 ml sizes. 

Applications:

• Centrifugation: These tubes are ideal for separating solid or semi-solid materials from liquids through centrifugation.
• Sample Storage: They can be used to store various laboratory samples.
• Reaction Processes: They can serve as reaction vessels for holding and reacting samples in a controlled environment. 

Screw cap round-bottom centrifuge tubes are essential laboratory tools designed for various applications, including digestion, shaking, neutralizing, and centrifuging. Below are the key features and specifications of these tubes, particularly focusing on the PYREX® brand.Key Features

• Material: Most centrifuge tubes, like those from PYREX®, are made from low-expansion borosilicate glass or chemical-resistant polypropylene, providing durability and resistance to temperature fluctuations and steam 2.
• Design: These tubes have a round-bottom design, which facilitates effective mixing and settling of samples, making them ideal for various centrifugation processes 1.
• Screw Cap: Equipped with phenolic screw caps, these tubes offer secure closures that ensure minimal sample loss and contamination. The caps are designed to withstand temperature and pressure changes, preserving sample integrity during processing 2.
• 3 Sources

Specifications

• Capacity: Common capacities include 50 mL and 100 mL, accommodating a variety of sample sizes 2.
• Thread Size: Typical screw cap sizes include GPI 24-410 for smaller tubes and GPI 38-400 for larger ones, ensuring compatibility with standard equipment 2.
• Length and Diameter: For instance, a 100 mL PYREX® centrifuge tube has a length of approximately 139 mm and a diameter of 43 mm 1.
• Sterility: These tubes are generally non-sterile and should be autoclavable, allowing for effective sterilization between uses 1.
• 3 Sources

ApplicationsScrew cap round-bottom centrifuge tubes are widely used in laboratory settings for:

• Handling clinical and microbiological specimens 1.
• Performing various laboratory techniques including digestion and centrifugation in one container, streamlining workflow 2.
• 2 Sources

ConclusionScrew cap round-bottom centrifuge tubes are versatile and robust laboratory tools designed for multiple applications. Their construction ensures reliable performance during laboratory procedures, making them essential in clinical and research environments. Depending on your specific requirements, you can choose from various sizes and materials available in the market.

Material: durable food-grade polypropylene plastic. - Plastic graduated cylinder for laboratory test. - Wide rim and a tapered pour spout for easy filling and pouring. - The non-wetting interior surface eliminates concave menisci, providing more accurate measurements. The Polylab 500 ml Hexagonal Measuring Cylinder (Model 80036) is a durable laboratory instrument designed for accurate and reliable liquid volume measurement. Made from high‑quality polypropylene (PP), this measuring cylinder offers excellent chemical resistance and robust performance for routine laboratory and industrial use.

Its hexagonal base provides superior stability and minimizes the risk of tipping, making it ideal for bench‑top applications. The graduated markings are clearly molded and highly visible, allowing easy and precise readings of liquid volumes up to 500 ml. A tapered pour spout ensures controlled and splash‑free dispensing.

This cylinder is lightweight yet sturdy, suitable for a wide range of applications including solution preparation, chemical experiments, and general fluid handling in educational, research, and quality‑control laboratories.

Key Features

• Capacity: 500 ml

• Material: Polypropylene (PP) – chemical resistant and autoclavable

• Shape: Cylindrical body with hexagonal base for enhanced stability

• Graduations: Clear, raised volume marks for accurate measurement

• Spout: Tapered pour spout for controlled dispensing

• Use: Ideal for measuring, mixing, and dispensing liquids

• Applications: Laboratories, schools, industry, research facilities

• Parameter	Details
  Material	Polypropylene (Plastic)
  Capacity	500 milliliters (mL)
  Graduation Range	0 mL to 500 mL
  Graduation Interval	Typically 10 mL per marking
  Accuracy	±1-2 mL (typical for plastic graduated cylinders)
  Dimensions	Approx. Height: 30-35 cm; Diameter: ~6-7 cm (varies by manufacturer)
  Shape	Cylindrical body with hexagonal base
  Base	Wide hexagonal base for stability
  Spout	Pouring spout for easy liquid transfer
  Color	Translucent/transparent
  Usage	Laboratory liquid volume measurement, chemical experiments, educational use
  Chemical Resistance	Resistant to most diluted acids and bases; avoid strong solvents or heat
  Temperature Range	Typically up to 70°C (varies by material)

A plastic burette stand is a laboratory tool used to hold and support a burette during experiments like titration. It typically features a heavy plastic base for stability, a vertical rod (sometimes polypropylene-covered metal), and an adjustable clamp, often with a screw, to securely hold the burette. These stands are non-corrosive, lighter, and a corrosion-resistant alternative to traditional metal stands, making them a common choice in labs. 

A Cryo Box PC is a laboratory container, typically made of polycarbonate, designed for the safe storage and transportation of samples at cryogenic temperatures, such as those used in liquid nitrogen. These boxes are often used for storing vials containing biological samples or other materials that need to be kept frozen at extremely low temperatures. Key Features of a Cryo Box PC:

• Material: Polycarbonate (PC) provides strength and durability, allowing it to withstand extreme temperature fluctuations and repeated autoclaving.
• Temperature Range: Typically designed for use between -190°C and +121°C, accommodating both cryogenic storage and sterilization processes.
• Vial Capacity: Can hold a variety of cryo vials, with capacities ranging from 1 to 2 ml and up to 4.5 ml.
• Transparent Lids: Allow for easy viewing of the contents without opening the box.
• Numbered Grids: Facilitate inventory control and sample identification.
• Safety Features: May include venting systems for gas phase liquid nitrogen use and drain holes to prevent liquid accumulation, according to Abdos Life Science and Fisher Scientific.
• Compatibility: Designed to fit within vertical, horizontal, and drawer-style freezer racks.
• Autoclavable: Can be sterilized by autoclaving to ensure sterility. 

The TARSONS SPINWIN Tube Conical Bottom, PP with HDPE Closure is a centrifuge tube designed for versatile laboratory applications, including storage, centrifugation, and reaction processes. Made of polypropylene (PP) and high-density polyethylene (HDPE), these tubes are built for high G performance, leak-proof design, and can withstand centrifugation up to 15,000 x g. They are autoclavable and certified DNase, RNase, and pyrogen free. Key Features:

• Material: Polypropylene (PP) body with HDPE closure.
• Capacity: Available in 15 ml and 50 ml sizes.
• Conical Bottom: The conical shape facilitates efficient pellet separation during centrifugation.
• Graduation Markings: Printed volume graduation and writing area along the tube's length.
• Leak-Proof: Ensures sample integrity during centrifugation and storage.
• High G Performance: Can withstand centrifugation forces up to 15,000 x g.
• Autoclavable: Suitable for sterilization and repeated use.
• Certified: DNase, RNase, and pyrogen free.
• Applications: Suitable for storage, spinning down, reaction processes, and more. 

Typical Uses:

• Centrifugation: Separating solids from liquids by force.
• Sample Storage: Storing various laboratory samples.
• Reaction Vessels: Holding and reacting samples in a controlled environment.
• DNA/RNA Isolation: Used in various molecular biology techniques. 

A magnetic stirring bar (or stir bar) is a small, chemically inert, magnetic rod designed to mix, stir, or agitate liquids automatically when placed on a magnetic stirrer/hot plate. It serves as a, cleaner, and often more efficient alternative to manual stirring with glass rods, widely used in chemical, biological, and food industry laboratories. Here is a detailed description of magnetic stirring bars based on their characteristics
1. Composition and Structure

• Internal Magnet: The core is typically made of Alnico V (an alloy of aluminum, nickel, iron, and cobalt), which provides high magnetic strength for strong coupling with the stirring plate. Some high-performance bars may use rare earth magnets like Neodymium, especially for smaller, high-speed applications.
• Coating (Encapsulation): To ensure chemical inertness, the magnet is fully encapsulated in PTFE (Polytetrafluoroethylene/Teflon) or sometimes glass.
• Properties of Coating: The PTFE coating is non-stick, autoclavable, and chemically resistant to acids, bases, and organic solvents, preventing contamination. 2. Common Shapes and FunctionsStir bars come in various shapes tailored to specific container shapes and mixing needs: 
  • Cylindrical (Plain): Smooth, rounded ends for general-purpose,,, smooth, and quiet stirring.
  • Cylindrical with Pivot Ring: Features a center ring to reduce surface contact, reducing friction and wobble on uneven container bottoms.
  • Octagonal/Polygon: Angular surfaces provide higher turbulence and vortex creation, even at lower speeds.
  • Oval/Egg-shaped: Designed specifically for use in round-bottom flasks to ensure maximum efficiency,.
  • Triangular: Ideal for dissolving solids or mixing sediments due to a scraping/cutting action.
  • Micro (Flea): Very small, often, to fit into test tubes, cuvettes, or small vials. 3. Key Specifications and Features
    • Length & Diameter: Range from a few millimeters to several centimeters (e.g., 8 mm to 70 mm).
    • Temperature Resistance: PTFE-coated bars can typically withstand high temperatures, up to 260°C or 270°C, making them safe for hot plate use.
    • Reusability: They are durable, autoclavable, and, when cleaned properly, can be reused multiple times. 4. Application and Use
      • Mechanism: When placed in a liquid, the stir bar couples with a rotating magnetic field generated by the stirrer base, causing it to spin.
      • Advantages: Enables mixing in sealed containers (no holes for shafts), reduces risk of contamination, and allows for consistent, long-term agitation.
      • Retrieval: Magnetic bar retrievers (long, plastic rods with a magnet at the end) are used to safely remove the bars from hazardous or hot solutions. 

Micro tips bulk are small, disposable pipette tips sold in large quantities, typically packaged in resealable bags. They are used with micropipettes to accurately transfer precise amounts of liquids in microliters, commonly in laboratories for molecular biology, chemistry, and diagnostics. Here's a more detailed description:Key Features:

• Material:Micro tips are usually made of plastic, such as polypropylene, for chemical resistance and to prevent contamination. 
• Sterility:They can be purchased sterile for use in sensitive applications like cell culture or non-sterile for routine lab tasks. 
• Volume:They are designed to handle small volumes of liquids, with common sizes ranging from 1 µl to 1000 µl. 
• Compatibility:They are compatible with a wide range of adjustable micropipettes. 
• Packaging:They are available in bulk packaging (resealable bags) to save space and cost, or in racks for convenient handling. 
• Applications:They are used in various laboratory applications, including molecular biology, biochemistry, clinical labs, and more. 
• Accuracy:Precise liquid handling is crucial for reliable experimental results, and micro tips contribute to this accuracy. 
• Free of Contaminants:Microtips are manufactured in a clean environment to ensure they are free of DNase, RNase, and Pyrogen, according to Biomall. 

The TARSONS SPINWIN Tube Conic, specifically the 546021 model, is a 15ml centrifuge tube with a conical bottom, made from medical-grade polypropylene and high-density polyethylene. It is designed for various laboratory applications, including centrifugation, storage, and reactions. These tubes are autoclavable, leakproof, and feature printed volume graduations and a writing area. Here's a more detailed breakdown:Key Features:

• Material:Made from medical-grade polypropylene and high-density polyethylene, meeting USP Class VI standards. 
• Conical Bottom:The conical shape facilitates easy separation of samples during centrifugation, allowing for efficient pelleting of solids. 
• Autoclavable:The tubes can be sterilized by autoclaving, making them suitable for sterile applications. 
• Leakproof:Designed to prevent leakage during centrifugation and storage. 
• Graduations and Writing Area:Printed volume graduations and a writing area allow for accurate measurement and identification of samples. 
• High RCF:The tubes are designed to withstand high relative centrifugal force (up to 15000xG), making them suitable for various centrifugation protocols. 
• Versatile:They can be used for a wide range of applications, including storage, spinning down, and reaction processes. 
• Sterile:The tubes are often supplied sterile, making them ready for immediate use. 

Applications:

• Centrifugation: Separating components of a sample based on density.
• Storage: Storing various liquid samples.
• Reactions: Serving as reaction vessels.
• Sample Preparation: Preparing samples for further analysis. 

In summary: The TARSONS SPINWIN Tube Conic is a versatile and reliable laboratory tool, offering a combination of features like high RCF resistance, leakproof design, and sterilization capabilities, making it suitable for a wide range of applications. 

Bulk micro tips are small, disposable plastic tips used to measure and transfer precise amounts of liquid in a laboratory setting. They are sold in large quantities and are usually packed in resealable bags. Features

• Material: Micro tips are typically made from medical grade polypropylene. 
• Sterility: Some micro tips are sterile and free of pyrogens, DNase, and RNase. 
• Graduation marks: Some micro tips have clear graduation marks to help users measure the liquid volume. 
• Compatibility: Micro tips are designed to fit a variety of pipettes and are compatible with many chemicals. 
• Filtration: Some micro tips are filtered to remove impurities from the liquid being transferred. 

Uses Micro tips are used in biotechnology, molecular biology, and medical and pharmaceutical labs. They are used to transfer liquids from reservoirs or microfluidic systems. Packaging Bulk micro tips are usually sold in resealable bags to protect them from contamination. They can also be sold in pre-filled racks that can be reused once emptied.

A laboratory tray is a shallow, flat container used to hold, transport, and organize items in a laboratory setting. They are typically made from durable materials like plastic (often polypropylene) or stainless steel. These trays are versatile, serving purposes such as transporting samples, holding equipment, and even acting as spill troughs. Here's a more detailed breakdown:Purpose:

• Holding and Transporting:Primarily used for carrying and organizing various lab items like chemicals, glassware, samples, and instruments. 
• Organizing:Helps in keeping lab spaces tidy and efficient by grouping related items together. 
• Spill Containment:Some trays, especially those with raised edges, are designed to contain spills or prevent hazardous substances from spreading. 
• Sterilizing and Drying:Certain trays, particularly those made of plastic, are suitable for sterilizing and drying glassware and other lab equipment. 
• Specialized Uses:Trays can also be adapted for specific tasks like dissection, photographic development, or even as a display tray. 

Materials:

• Plastic:Often polypropylene, known for its chemical resistance and durability, making it suitable for various lab applications. 
• Stainless Steel:Used for trays that require high durability and resistance to corrosion, especially in applications involving aggressive chemicals. 
• Other Materials:Trays can also be made of glass or other materials depending on specific needs. 

Features:

• Sizes and Shapes:Available in various sizes and shapes to accommodate different lab needs and equipment. 
• Tapered Walls:Some trays have tapered walls to allow for nesting when empty, saving storage space. 
• Raised Edges/Lip:Trays with raised edges or a lip help contain spills and prevent items from rolling off. 
• Compartments:Some trays have compartments for separating and organizing different items. 
• Durability and Chemical Resistance:Features that are important for the longevity and safety of the trays in a lab environment. 

Tarsons Micro Tips are precision-engineered pipette tips designed for accurate and reproducible liquid handling in microscale volumes. They are made from high-quality virgin polypropylene, ensuring low-retention and contamination-free pipetting. These tips are widely used in biotechnology, molecular biology, medical, and pharmaceutical labs. Key Features and Specifications:

• Material: Made from medical-grade polypropylene (PP). 
• Capacity: Available in various sizes, including 2-200µL and 200-1000µL. 
• Features: Certified DNase, RNase, and Pyrogen free. 
• Compatibility: Designed for compatibility with various brands of pipettes. 
• Applications: Used in various laboratory applications, including biotechnology, molecular biology, and more. 
• Storage: Can be stored directly in racks to avoid contamination. 
• Graduation Mark: Some tips have a graduation mark indicating the maximum capacity level. 
• Low Retention: Designed to minimize liquid retention in the tip, ensuring accurate dispensing. 
• Autoclavable: Some versions are autoclavable for sterilization. 
• MAXIPENSE™: A low-retention range for optimal protection of samples. 
• Filter Tips: Available with filters to prevent aerosol transfer and protect samples from contamination. 
• Universal Tip Box: Available for organizing and protecting tips. 

SPINWIN Micro Centrifuge Tubes are designed for precise and efficient sample processing in laboratory centrifugation. They are manufactured from high-quality PP material, are autoclavable, and are designed for storage, spinning down, use as reaction vessels, and sample separation. These tubes are suitable for handling small amounts of liquid and are often used in molecular biology, research labs, and clinical settings. Key features and specifications of SPINWIN Micro Centrifuge Tubes:

• Material: Polypropylene (PP) 
• Autoclavable: Yes 
• Applications:
  • Storage of samples 
  • Spinning down samples 
  • Reaction vessels for chemical reactions 
  • Separation of samples through centrifugation 
• Quality: Superior quality and manufactured without slip agents 
• Sizes: Available in various sizes, including 1.5 mL, 2.0 mL, and 5 mL 
• Other features:
  • Frosted labeling surfaces for easy identification 
  • High clarity and good sample visibility 
  • DNase, RNase, and pyrogen-free 
• Centrifugation: Some models can withstand high centrifugal forces (e.g., up to 20,000 x g) 
• Amber Tubes: Available in transparent and amber (light-shielding) versions, the latter designed to protect light-sensitive samples 

Maxiamp PCR tubes are small, sterile tubes, typically made of polypropylene, designed for use in Polymerase Chain Reaction (PCR) experiments. They are characterized by thin walls for efficient heat transfer and consistent wall thickness to optimize thermal cycling. Maxiamp tubes are available in various capacities (e.g., 0.2 ml, 0.5 ml) and configurations, including individual tubes, tube strips, and microplates. Here's a more detailed breakdown of their features:

• Material: Polypropylene (PP). 
• Size: Available in 0.2 ml and 0.5 ml capacities. 
• Shape: Can be flat or dome-shaped. 
• Design: Ultra-thin walls for rapid and efficient heat transfer during thermal cycling. 
• Features:
  • Autoclavable: Suitable for sterilization. 
  • DNase/RNase/Pyrogen-free: Ensures high-quality PCR results. 
  • High chemical resistance: Resistant to acids, alcohols, and bases. 
  • Clean room production: Ensures consistent and reliable results. 
  • Available in strips: Offer convenient handling, especially with thermal cyclers that utilize strips. 
• Applications: Suitable for various PCR techniques, including traditional PCR, hot-start PCR, and real-time PCR. 

Laboratory plastic beakers are cylindrical containers, often made of polypropylene or similar materials, used for holding, mixing, and heating liquids in scientific and laboratory settings. They are characterized by a flat bottom, straight sides, and a small spout for pouring. Key Features:

• Material:Typically made of polypropylene (PP), but can also be made from other plastics like polyethylene (PE), or PFA. 
• Shape:Cylindrical with a flat bottom, straight sides, and a pouring lip or spout. 
• Graduations:Many beakers have markings indicating volume, though these are not typically precise for accurate measurement. 
• Handles:Some beakers have handles to facilitate easier handling, especially when containing hot liquids. 
• Sterilization:Some beakers, like those made by Corning, are designed to be sterile and may come with lids. 
• Sizes:Available in a wide range of capacities, from a few milliliters to several liters, depending on the specific application. 

Uses:

• Mixing and Stirring: Suitable for general laboratory tasks involving mixing and stirring liquids. 
• Heating: While not as heat-resistant as glass beakers, they can be used for some heating applications, but should not be used on open flames or with strong acids or solvents. 
• Storage: Can be used to store chemicals and reagents. 
• Transferring Liquids: The spout helps with pouring and transferring liquids from one container to another. 
• Educational Settings: Common in schools and universities for teaching basic chemistry and biology experiments. 
• Research: Used in research labs for various experiments involving liquids. 

Advantages of Plastic Beakers:

• Durability: They are generally more durable than glass beakers and less prone to breaking. 
• Safety: Their resistance to breakage makes them safer for use in environments where accidents are common. 
• Lightweight: They are lighter than glass beakers, making them easier to handle. 
• Cost-Effective: They are often more affordable than glass beakers. 

Types of Plastic Beakers:

• Graduated Beakers: Have markings indicating volume. 
• Low Form Beakers: Have a wider base and lower height, making them stable for heating. 
• Tall Form Beakers: Have a taller, narrower shape, often used in titrations. 
• Jacketed Beakers: Equipped with a jacket for temperature control, allowing for circulating cooling or heating liquids

The Tarsons SPINWIN Tube Conical Bottom PP with HDPE Closure, product code 500031, is a centrifuge tube designed for laboratory use. It features a conical bottom, is made of polypropylene (PP) with a high-density polyethylene (HDPE) closure, and is certified DNase, RNase, and pyrogen-free. These tubes are autoclavable and can withstand high G-forces, making them suitable for various applications like storage, centrifugation, and reaction processes. Here's a more detailed breakdown: 

• Material:The tube body is made of polypropylene (PP), and the closure is made of high-density polyethylene (HDPE).
• Conical Bottom:The conical shape facilitates efficient pellet separation during centrifugation.
• Capacity:Typically available in 15ml and 50ml sizes.
• Closure:The HDPE closure ensures a leak-proof seal, crucial for sample integrity during centrifugation and storage.
• High G-Force Tolerance:These tubes are designed to withstand high centrifugation forces, up to 15,000 x g.
• Autoclavable:They can be sterilized by autoclaving for reuse.
• Certified:The tubes are certified to be free of DNase, RNase, and pyrogens, making them suitable for sensitive applications.
• Markings:They feature printed volume graduation and a writing area for easy identification and measurement.
• Applications:Suitable for storage, spinning down samples, reaction processes, and other laboratory procedures.

A reagent bottle wide mouth is a specialized laboratory container, typically made of polypropylene (PP), used for storing and dispensing chemicals, liquids, or powders. The key feature is its wider mouth, which facilitates easy filling, emptying, and cleaning. These bottles are designed to be leakproof, with tight-fitting caps and sometimes a built-in seal ring. Here's a more detailed breakdown:

• Material:Polypropylene (PP) is the most common material due to its strength, durability, and chemical resistance. 
• Wide Mouth:The wider opening makes it easier to transfer and collect liquids, stir and mix substances, and clean the bottle. 
• Leakproof Design:PP bottles often have screw caps with a built-in seal ring or tight-fitting closures to ensure a secure and leakproof seal. 
• Purpose:Reagent bottles are used in various scientific fields for storing and dispensing solutions, reagents, and other liquids. They are also suitable for storing solids and powders, especially those that are viscous or difficult to transfer through a narrow opening. 
• Other Features:Some bottles may have clear plastic for easy visual inspection, a label area for identification, and may even be available in different colors like amber to protect light-sensitive materials. 

A narrow-mouth reagent bottle made of polypropylene (PP) is a rigid, translucent, and autoclavable laboratory container with a narrow opening for precise pouring and spill control. These bottles offer excellent chemical resistance, are often leakproof due to their screw caps, and are suitable for storing and dispensing chemicals or distilled water. Key features and properties

• Material: Made from polypropylene (PP), a rigid and durable plastic.
• Translucency: They are translucent, allowing users to see the contents.
• Narrow mouth: The narrow opening provides controlled pouring, which helps prevent spills and is ideal for dispensing liquids with precision.
• Autoclavable: They can be sterilized by autoclaving, either empty or with their contents.
• Chemical resistance: Polypropylene has excellent resistance to many chemicals, making it suitable for storing a wide range of reagents.
• Leakproof design: Many bottles come with a polypropylene cap that has a built-in seal to prevent leaks, especially when storing and shipping.
• Versatility: Used for general laboratory purposes, including storing chemicals and standards, and collecting distilled water. 

Microcentrifuge tubes made of PP (polypropylene) are commonly used in molecular biology, biochemistry, and other research applications. They are designed to withstand centrifugation and are typically available with attached snap caps. These tubes are often RNase, DNase, and pyrogen-free to ensure sample integrity. Here's a more detailed description:Material:

• Made from high-quality, virgin polypropylene. 
• Some tubes are made from bio-based polypropylene derived from waste and residue oils. 

Features:

• Snap Cap: Many microcentrifuge tubes come with an attached snap cap for easy opening and closing, and some have pierceable caps. 
• Graduations: Large molded-in graduations make it easy to identify the volume of the sample. 
• Frosted Surface: The frosted surface allows for easy labeling with a pen or marker. 
• Autoclavable: Can be autoclaved at 121°C (2 bar) for sterilization. 
• Temperature Range: Can withstand very low temperatures, down to -80°C and up to 121°C. 
• Chemical Resistance: Resistant to various organic solvents. 
• RCF: Can withstand high centrifugal forces, often up to 20,000 xg. 
• Color: Available in natural (clear) and amber (for light-sensitive samples). 
• BIO-CERT® PCR QUALITY: Some tubes are certified free of human DNA, RNase, DNase, pyrogens, and PCR inhibitors. 

Applications:

• Ideal for storing, isolating, and centrifuging samples in molecular biology, biochemistry, and other bioanalytical techniques. 
• Suitable for PCR setups and other applications requiring high cleanliness. 
• Used in clinical chemistry and biochemical research. 

Sustainability:

• Some manufacturers offer tubes made from bio-based polypropylene, reducing the carbon footprint compared to traditional fossil fuel-based tubes. 

A reagent bottle wide mouth is a specialized laboratory container, typically made of polypropylene (PP), used for storing and dispensing chemicals, liquids, or powders. The key feature is its wider mouth, which facilitates easy filling, emptying, and cleaning. These bottles are designed to be leakproof, with tight-fitting caps and sometimes a built-in seal ring. Here's a more detailed breakdown:

• Material:Polypropylene (PP) is the most common material due to its strength, durability, and chemical resistance. 
• Wide Mouth:The wider opening makes it easier to transfer and collect liquids, stir and mix substances, and clean the bottle. 
• Leakproof Design:PP bottles often have screw caps with a built-in seal ring or tight-fitting closures to ensure a secure and leakproof seal. 
• Purpose:Reagent bottles are used in various scientific fields for storing and dispensing solutions, reagents, and other liquids. They are also suitable for storing solids and powders, especially those that are viscous or difficult to transfer through a narrow opening. 
• Other Features:Some bottles may have clear plastic for easy visual inspection, a label area for identification, and may even be available in different colors like amber to protect light-sensitive materials. 

Magnetic retrievers utilizing PTFE and Alnico V magnets are specialized tools designed for efficient retrieval of stirring bars in laboratory applications.Key Features

• Material Composition: These retrievers are molded from FDA-approved PTFE (Polytetrafluoroethylene), which is chemically inert and leak-free. The magnets used are made from Alnico V, a type of alloy known for its strong magnetic properties.
• Chemical Resistance: The strong alloy magnets are sheathed in pure white inert PTFE, making them resistant to virtually all chemical attacks and suitable for use in various laboratory environments, including those involving corrosive substances.
• Temperature Tolerance: They can withstand temperatures up to 260°C, which allows for use in scenarios that involve heating 2.
• 2 Sources

ApplicationsMagnetic retrievers are particularly useful for:

• Retrieving Stirrer Bars: They are primarily used to easily retrieve stirrer bars from vessels, preventing contamination or damage that could occur when removing them by hand or with other tools.
• Laboratory Work: Their flexible design and high-quality material make them ideal for laboratory settings involving stirring, mixing, and heating processes.

Specifications

• Dimensions: These retrievers come in various sizes. For example, typical sizes might include lengths of 150 mm, 250 mm, and 350 mm.
• Design: The inherent properties of PTFE provide not just chemical resistance but also a smooth surface that facilitates easy cleaning and reliable operation.

SummaryIn summary, PTFE / Alnico V magnetic retrievers combine high-performance magnets with robust, chemically resistant materials, making them essential tools in any laboratory focused on efficient and safe operations. They are reliable, durable, and specifically designed for optimal handling of magnetic materials.For further details or specific configurations, refer to product listings and specifications on relevant scientific equipment sites

A Reagent Bottle Wide Mouth with Glass Stopper is a laboratory container that is used to store and dispense chemicals, reagents, and other liquids. It is typically made of glass or plastic and is used in chemical and scientific laboratories.

A Polylab 50 ml transparent burette is a plastic, graduated laboratory tool for precise liquid dispensing, featuring an acrylic body, a leak-proof stopcock with a self-lubricating PTFE plug, and clear graduations for easy reading. It is individually calibrated for accuracy and is ideal for pH ranges of 1-14, up to 5% w/w acids, or 30% bases, though it should not be used with organic solvents or alcohols. Key features 

• Transparent acrylic body: Provides visibility of the liquid level and is unaffected by dilute mineral acids and bases (except hydrofluoric acid and ammonium hydroxide).
• Leak-proof stopcock: Features a PTFE (polytetrafluoroethylene) plug that is self-lubricating and requires no greasing.
• Individual calibration: Each burette is calibrated for maximum accuracy in delivering precise volumes.
• Graduations: Has clear, easy-to-read graduations, typically with subdivisions every 0.10.10.1 mL.
• Chemical resistance: Suitable for use in a pH range of 1-14, up to 5% w/w of acids, or 30% of bases. Important considerations
  • Chemical limitations: Avoid using with organic solvents and alcohols, as cracking is likely.
  • Handling and cleaning: Be cautious not to bend or strike the burette against hard surfaces. Clean with a mild solution of soap or detergent, not with acid cleaning solutions.
  • Durability: As a plastic instrument, it is lightweight but can be prone to cracking from sharp impact. 

A measuring cylinder, also known as a graduated cylinder, is a common piece of laboratory equipment used to accurately measure the volume of liquids. It's typically a tall, narrow, cylindrical container made of glass or plastic, with graduations marked along its length to indicate specific volumes. These graduations allow for precise volume measurements of liquids, chemicals, or solutions. Here's a more detailed description:

• Shape and Material:Measuring cylinders are cylindrical, with a wide, stable base and a spout at the top for controlled pouring. They are commonly made from borosilicate glass (like Duran glass) or polypropylene (PP) for chemical resistance and durability. 
• Graduations:The defining feature is the series of graduated markings along the cylinder's length, indicating specific volume measurements. These graduations allow for the precise determination of liquid volumes. 
• Accuracy:Measuring cylinders are designed for accuracy, offering more precise measurements than beakers or flasks. They are available in different accuracy classes (Class A and Class B), with Class A offering higher precision, according to LabFriend India. 
• Common Sizes:Measuring cylinders come in various sizes, ranging from a few milliliters (ml) to several liters (L), according to Analytics-Shop. 
• Uses:They are used to measure liquids, chemicals, and solutions in various scientific and industrial settings, says Science Equip. They are also used in displacement experiments to determine the volume of solid objects. 

Sturdy construction with PMP (TPX) material makes these beakers both sturdy, with excellent chemical resistance and gives it glass like. Large strong handles make it safe for handling of acids, alkalies and other dangerous solutions.

A wash bottle made of low-density polyethylene (LDPE) is a squeezable container used to dispense liquids in laboratories. LDPE wash bottles are durable, flexible, and resistant to chemicals. They are often used for rinsing and cleaning lab equipment, and for preparing solutions and samples. Features

• Squeezable: LDPE wash bottles are easy to squeeze to dispense liquids 
• Flexible: LDPE is more flexible than HDPE, making it easier to stretch but more likely to deform 
• Chemical resistant: LDPE wash bottles are resistant to many chemicals and solvents 
• Sprayer: Some LDPE wash bottles have a built-in sprayer or delivery tube for precise dripping 
• Safety labeling: Some LDPE wash bottles have safety labels that indicate the chemical name, formula, and health hazards 

Uses 

• Rinsing lab equipment and tubes
• Bringing volumetric flasks to the final volume
• Preparing solutions and samples in laboratories
• Cleaning medical equipment
• Washing down the sides of a conical flask during titration

A 1000ml wide-mouth reagent bottle is a versatile lab container for storing chemicals, liquids, and powders, available in materials like Borosilicate glass or Polypropylene (PP) for chemical resistance; featuring a wide opening for easy filling/pouring, leak-proof sealing (screw cap or ground glass stopper), and often being autoclavable for sterilization, designed with flat surfaces for labeling in scientific and industrial settings. Key Features & Description

• Capacity: 1000 ml (1 Liter).
• Mouth: Wide for easy access, dispensing, and filling, often with a pouring lip.
• Material Options:
  • Borosilicate Glass: Heavy-duty, high clarity, excellent thermal shock resistance (autoclavable).
  • Polypropylene (PP): Opaque or translucent, excellent chemical resistance (acids, alkalis), stable in wide temperature ranges, autoclavable.
  • HDPE (High-Density Polyethylene): Another plastic option, often opaque.
• Closure:
  • Screw Cap: Often PP with a built-in seal ring for leak-proof storage.
  • Ground Glass Stopper: For a secure seal and preventing spills/evaporation, especially in glass bottles.
• Applications: Storing and dispensing reagents, mixing solutions, transporting chemicals in labs, education, and industry.
• Other Characteristics: Often has flat surfaces for labeling, can be autoclavable, and designed for controlled pouring. 

Laboratory plasticware refers to the wide range of lab containers, tools, and instruments made from high-quality plastics (like polypropylene, polyethylene, polystyrene, or polycarbonate) used in research, clinical, and industrial laboratories.

Plasticware is an alternative to glassware, offering lightweight, durable, and chemically resistant solutions for handling, storing, measuring, and processing samples. 

Material Types and Features

A test tube stand, also known as a test tube rack, is a laboratory tool used to hold multiple test tubes upright, ensuring easy handling, storage, and transport, while also preventing breakage or spillage. Here's a more detailed breakdown:Purpose and Function:

• Organization: Test tube stands help organize test tubes, especially when working with multiple samples or solutions simultaneously. 
• Safety: They prevent test tubes from rolling or tipping over, reducing the risk of spills and breakage. 
• Storage: They provide a safe and organized way to store test tubes when not in use. 
• Transport: They facilitate the easy and safe transport of multiple test tubes. 
• Drying: Some stands have features like pegs or wells for drying test tubes after washing. 
• Versatility: Some stands are designed to hold other lab items like pipettes or microcentrifuge tubes. 

Materials and Design:

• Materials: Test tube stands can be made of various materials, including plastic, metal, or wood. 
• Shape: They are typically rectangular or circular in shape. 
• Capacity: They come in various sizes to accommodate different numbers of test tubes. 
• Features: Some stands have additional compartments or attachments for holding other lab equipment. 
• Stackability: Some stands are designed to be stackable for convenient storage. 

Types of Test Tube Stands:

• Standard Test Tube Racks: These are the most common type, designed to hold multiple test tubes upright. 
• Test Tube Holders: These are used to hold a single test tube, especially when it's hot or needs to be manipulated. 
• Drying Racks: These have pegs or wells for drying test tubes in an inverted position. 
• Slant Racks: These are used to hold tubes at an angle, often for culturing bacteria or other applications. 
• 1-Well Racks: These are designed to hold only one test tube or tube. 
• Vial Racks: These are designed for smaller plastic vials.