Our product range includes a wide range of arsenic trioxide 99% ar, ferrous sulphate heptahydrate extrapure acs 99, merck emplura acetone 2.5l, phenolphthalein solution 125ml, sodium triacetoxy borohydride and curcumin crystalline extra pure.
Arsenic Trioxide 99% AR (Analytical Reagent) is a chemical compound with the formula As₂O₃. It is a white, odorless, and crystalline powder that is highly toxic. In its analytical reagent grade, it is a highly pure form, typically at least 99% pure, making it suitable for laboratory and analytical applications according to PubChem. It's used as a reagent in various chemical reactions and analyses, and also has applications in the treatment of certain types of leukemia. Here's a more detailed breakdown:Chemical Properties:
Chemical Formula: As₂O₃
Appearance: White, crystalline powder
Odor: Odorless
Purity: Typically 99% or higher (AR grade)
Toxicity: Highly toxic
Uses:
Analytical Reagent: Used in chemical laboratories for various reactions and analyses.
Leukemia Treatment: In combination with other drugs, it is used to treat acute promyelocytic leukemia (APL), a type of blood cancer.
Industrial Applications: Arsenic trioxide is also used in the production of wood preservatives, pesticides, and glass.
Important Considerations:
Toxicity:Due to its toxicity, it should be handled with extreme care and proper safety precautions.
Laboratory Handling:Appropriate personal protective equipment (PPE) should be used when handling arsenic trioxide, such as gloves, goggles, and a lab coat.
Proper Disposal:Proper disposal methods should be followed to prevent environmental contamination.
Ferrous sulphate heptahydrate extrapure ACS, also known as iron(II) sulphate heptahydrate, is a crystalline solid with the chemical formula FeSO₄.7H₂O. It's a blue-green color and is used as a source of iron in various applications, including medicine, agriculture, and industry. Detailed Description:
Appearance: Typically appears as blue-green crystalline powder or crystals.
Chemical Formula: FeSO₄.7H₂O.
Molecular Weight: 278.02 g/mol.
Solubility: Moderately soluble in water and some acids.
Purity: Extrapure ACS grade means it has a high degree of purity, meeting the standards set by the American Chemical Society.
Storage: Usually stored at room temperature in a well-sealed container to prevent moisture absorption.
Uses:
Medicine: Used to treat iron-deficiency anemia.
Agriculture: May be used as a source of iron in soil amendments.
Industry: Used in various industrial processes, such as water treatment.
Merck Emplura Acetone 2.5L is a solvent, specifically acetone, offered by Merck in a 2.5-liter bottle. It's part of the EMPLURA® product line, which provides a low-cost alternative for basic applications in non-regulated industries and less demanding laboratory work. This grade of acetone is suitable for preparative laboratory work and cleaning purposes. Key characteristics and details:
Product Name: Acetone EMPLURA®.
Volume: 2.5 Liters.
Packaging: Comes in a 2.5-liter bottle, typically made of glass.
Grade: EMPLURA® grade, indicating a lower-cost alternative to high-purity qualities.
Purity: Approximately 99.9%.
Applications: Suitable for preparative laboratory work, cleaning, and basic applications in non-regulated industries.
CAS Number: 67-64-1.
Molecular Weight: 58.08.
Density: 0.791 g/mL at 25°C (lit.).
Boiling Point: 56°C/760 mmHg (lit.).
Physical State: Liquid.
Color: Transparent.
HSN Code: 29141100.
Product Code: 1.94500.2521.
MDL Number: MFCD00008765.
Supplier: Offered by Merck, and available from various suppliers.
Phenolphthalein indicator solution is a chemical compound that changes color to indicate the pH of a solution:
ColorPhenolphthalein is colorless in solutions with a pH below 8.5 and turns pink to deep red in solutions with a pH above 9.0.
SolubilityPhenolphthalein is slightly soluble in water, but is usually dissolved in alcohols for experiments.
Chemical formulaPhenolphthalein has the chemical formula C₂₀H₁₄O₄.
StructurePhenolphthalein has a structure of three aromatic rings connected by two carbon atoms.
UsesPhenolphthalein is used in acid-base titrations, biology, and medicine. It's also used to monitor the vacuum freeze-drying process and determine the depth of carbonation in concrete.
Other propertiesPhenolphthalein is a weak acid that can lose H+ ions in solutions. It's also a member of the Pthalein dye class.
Phenolphthalein was also used as a laxative for over a century, but is now being removed from over-the-counter products due to concerns of carcinogenicity.
Sodium borohydride (NaBH4NaBH4) is a white, crystalline powder or pellet that is also known as sodium tetrahydridoborate. It is an inorganic compound that is used as a reducing agent, blowing agent, and for bleaching wood pulp. Properties:
It is easily ignited and burns vigorously once ignited.
It is a powerful reducing agent that reacts exothermically with oxidizing agents, acids, and acid chlorides.
It reacts vigorously with aldehydes and ketones.
It decomposes in water to form sodium hydroxide and hydrogen gas.
Uses:
It is used as a reducing agent for aldehydes and ketones.
It is used as a blowing agent for plastics.
It is used for bleaching wood pulp.
Safety:
It is on the Hazardous Substance List.
It is easily ignited and burns vigorously once ignited.
It reacts exothermically and often violently with oxidizing agents, acids, and acid chlorides.
Curcumin Crystalline Extra Pure is a yellowish orange, crystalline powder, typically with a purity of 95% or higher. It is used in pharmaceuticals, nutraceuticals, and solvent extraction. It has a slightly bitter aftertaste and can be found in various forms, including powder. Key Characteristics:
Appearance: Yellowish orange powder.
Purity: Typically 95% or higher.
Form: Crystalline powder.
Taste: Slightly bitter aftertaste.
Melting Point: Usually around 175-180°C.
Safety: Requires careful handling due to potential irritation. Loba Chemie advises precautions such as wearing personal protective equipment and ensuring adequate ventilation.
Storage: Should be stored in a cool, well-ventilated area with a tightly closed container.
Uses: Pharmaceuticals, nutraceuticals, and solvent extraction.
Additional Information:
Curcumin: is the main active component in turmeric.
It is also known as turmeric yellow.
Crystallization: Can crystallize in different systems depending on temperature.
Acetanilide powder is a white, crystalline, odorless solid chemical compound with a high melting point and low water solubility. It's also known as N-phenylacetamide, acetanil, or acetanilid. Acetanilide has many uses, including:
Intermediate: Used in the production of dyes, pharmaceuticals, and rubber chemicals
Inhibitor: Used to inhibit hydrogen peroxide decomposition
Stabilizer: Used to stabilize cellulose ester varnishes
Building block: Used as a building block in organic synthesis
Cosmetic ingredient: Sometimes used in cosmetic products
Anesthetic and fever reducer: Previously used in medicines, acetanilide is in the same class of drugs as acetaminophen (paracetamol)
Acetanilide is harmful if swallowed, causes eye irritation, and is suspected of damaging fertility or the unborn child. It can also cause damage to organs, drowsiness or dizziness, and is harmful to aquatic life. When handling acetanilide, you should:
Avoid releasing it to the environment
Do not breathe dust, fume, gas, mist, vapors, or spray
Do not handle until all safety precautions have been read and understood
Obtain special instructions before use
Use only outdoors or in a well-ventilated area
Wash skin thoroughly after handling
Wear protective gloves, protective clothing, eye protection, and face protection
Acetic Acid Glacial SQ is a highly concentrated, almost pure form of acetic acid (also known as ethanoic acid), typically containing over 99% acetic acid. It's a clear, colorless liquid with a strong, pungent vinegar-like odor. It's also hygroscopic, meaning it readily absorbs moisture from the air. Key characteristics and properties:
Purity: Glacial acetic acid is very pure, with less than 1% water content.
Appearance: It's a clear, colorless liquid.
Odor: It has a strong, pungent, vinegar-like odor.
Hygroscopic: It readily absorbs moisture from the air.
Chemical formula: CH3COOH.
Melting point: 16.64 °C.
Boiling point: 117.9 °C.
SQ (Special Quality) designation:The "SQ" designation indicates that this specific grade of glacial acetic acid is of higher quality and purity than some other commercial grades. This typically means that it meets more stringent specifications for impurities and water content. Uses:Glacial acetic acid is used in a variety of applications, including:
Reagent: It's used as a solvent and reagent in various chemical reactions and analytical procedures.
Food industry: It's used as a food preservative and acidity regulator.
Petroleum industry: It's used in acidizing oil and gas wells.
Manufacturing: It's used in the production of other chemicals like vinyl acetate, cellulose acetate, and acetic esters.
Note: Glacial acetic acid is a corrosive substance and can cause severe burns if it comes into contact with the skin or eyes. It's important to handle it with care and wear appropriate safety equipment.
Qualigens Sulphuric Acid SQ is a laboratory-grade, liquid sulfuric acid with a 99% purity and a 500ml bottle packaging. It's a colorless, odorless, and viscous liquid that is miscible with water and has the chemical formula H₂SO₄. It's used in various applications, including laboratory experiments and industrial processes. Key Features:
Qualigens Sodium Thiosulphate is a laboratory chemical used as a powder in the form of sodium thiosulfate pentahydrate:
Qualigens Sodium Thiosulphate
CAS number
10102-17-7
Molecular formula
Na2S2O3.5H2O
Molecular weight
248.18
Melting point
48.3°C
Solubility
Water
Purity
99%
Grade
Laboratory
Sodium thiosulfate is a white or colorless, crystalline, odorless, and salty powder or monoclinic crystal. It's water-soluble and has a relative density of 1.667. Sodium thiosulfate is used for a variety of purposes, including:
Treating cyanide poisoningSodium thiosulfate is an approved treatment for acute cyanide poisoning, and is often used in conjunction with sodium nitrite.
Reducing ototoxicitySodium thiosulfate can reduce the risk of ototoxicity associated with cisplatin.
Converting dyesSodium thiosulfate can convert dyes into their soluble leuco form.
BleachingSodium thiosulfate can be used to bleach wool, cotton, silk, soaps, glues, clay, sand, bauxite, edible oils, edible fats, and gelatin.
Neutralizing iodineSodium thiosulfate can remove excess iodine from a reaction mixture to prevent further side reactions.
Reasonably clear & free from blackish sedimentation (60% w/v in water)
Product Code
1.93503.0521
Potassium Hydroxide Pellets (SQ, 500g) are laboratory grade, white, deliquescent pellets, commonly known as caustic potash. They are a strong alkali, primarily used as a precursor for synthesizing other potassium compounds and in various chemical processes. These pellets are water-reactive and can cause severe burns, requiring careful handling and personal protective equipment. Key Properties:
Chemical Formula: KOH
Appearance: White, odorless, solid pellets
Melting Point: 361°C
Boiling Point: 1320°C
Density: 2.04 g/cm³
Solubility: Soluble in water
Common Uses:
Chemical Synthesis:Used to produce other potassium compounds like potassium acetate, potassium bicarbonate, and potassium carbonate.
Laboratory Applications:Employed in various chemical reactions, including nucleophilic substitution, addition reactions, and basic hydrolysis.
Industrial Processes:Used in the production of detergents, fertilizers, paper, and other industrial products.
Catalysis:Can catalyze reactions like transesterification of triglycerides for biodiesel production.
Safety Precautions:
Corrosive:Potassium hydroxide pellets are corrosive and can cause severe burns upon contact with skin and eyes.
Water Reactivity:Reacts with water, releasing heat. Handle with care, especially when dissolving in water.
Personal Protective Equipment:Always wear appropriate personal protective equipment, such as gloves, goggles, and lab coats, when handling these pellets.
Ventilation:Use under a chemical fume hood to prevent inhalation of fumes.
First Aid:In case of contact, immediately flush the affected area with plenty of water for at least 15 minutes.
Insoluble in water - soluble in nitric acid in presence of hydrogen peroxide
Manufacturer
Thermo Fisher Scientific India Pvt. Ltd.
IUPAC Name
1,3,5,7-tetraoxa-2
Assay Percent
95% Min
Formula Weight
685.57g/mol
Pack Type
Bottle
Appearance
Orange red heavy powder
Solubility
Insoluble in water - soluble in nitric acid in presence of hydrogen peroxide
CAS No
1314-41-6
Physical State
Powder
Melting Point
500 Degree C
Molecular Formula
O4Pb3
Lead oxide red, also known as red lead or minium, is an inorganic compound with the formula Pb3O4. It is a bright red or orange solid with the following properties:
Chemical compositionLead tetroxide, prepared by oxidizing metallic lead or litharge (lead monoxide)
Crystal structureTetragonal at room temperature, and orthorhombic at about 170 degrees of Celcius
SolubilityVirtually insoluble in water and alcohol, but soluble in hydrochloric acid
ToxicityToxic when ingested because it is soluble in hydrochloric acid present in the stomach
Red lead is used in a variety of industries, including:
Paint: As a rustproof primer to protect iron and steel from rusting
Glass: In the manufacture of lead glass
Pigments: In the manufacture of red pigments
Batteries: In the manufacture of batteries
Ceramics: In the ceramics industry
Explosives: In the explosives industry
Red lead is stored in an airtight sealed container, kept dry, and away from light at room temperature.
Red Lead - Gravita IndiaRed lead, known for its bright red to orange-red appearance, is used in various industries, including lead glass and red pigments.Gravita India
Lead oxide, red - HiMedia LaboratoriesLead oxide, red is the inorganic compound with the formula Pb3O4. A bright red or orange solid. ... Lead(II,IV) oxide, also called...HiMedia Laboratories
Red Lead Oxide - IndiaMARTRed Lead is a bright red to orange, red powder which is used in making Lead glass and red pigments; paint made with Red Lead is co...IndiaMART
Dibutyl phthalate (DBP) is a man-made chemical that is a colorless to faint yellow, oily liquid with a slight odor. It has the chemical formula C6H4(CO2C4H9)2.
Dibutyl phthalate (DBP)
Properties
Odorless, slightly soluble in water, and doesn't evaporate easily
Can cause developmental toxicity, female reproductive toxicity, and male reproductive toxicity
Environmental impact
A threat to the environment because it can penetrate the soil and contaminate groundwater and nearby streams
DBP is commonly used as a plasticizer because of its low toxicity and wide liquid range. It is mainly used in nail products as a solvent for dyes and as a plasticizer that prevents nail polishes from becoming brittle.
Qualigens oxalic acid is a lab-grade, 99% pure, powdered oxalic acid with the following properties:
Chemical formula: (COOH)2 2H2O
Molecular weight: 126.07
Melting point: 98°C
CAS number: 6153-56-6
Oxalic acid is an organic compound with many uses, including:
Disinfectant: Used as a disinfectant, purifying agent, and bleaching agent
Rust remover: Can remove rust stains from metals, tiles, and concrete
Fabric bleaching: Can bleach or brighten white fabrics that have become yellowed or stained
Agriculture: Can be used as a pre-harvest spray to improve yield and bioactive compounds in horticultural produce
Oxalic acid can be harmful if it comes into contact with skin or eyes, or if swallowed. It can also irritate the respiratory system and corrode metals. When handling oxalic acid, you should use personal protective equipment and ensure adequate ventilation. If oxalic acid comes into contact with your skin or eyes, you should rinse immediately with plenty of water for at least 15 minutes and seek immediate medical attention.
Disodium hydrogen phosphate is a white, water-soluble powder that is used in a variety of applications, including food, water treatment, and as a laboratory reagent:
Food: Used to adjust pH, prevent coagulation, and as an anti-caking agent in powdered products. It's also used in desserts and puddings to quicken cook time and thicken.
Water treatment: Used to retard calcium scale formation.
Laboratory reagent: Used as a laboratory reagent.
Other applications: Used in some detergents and cleaning agents, and in fermentation processes.
Disodium hydrogen phosphate is a sodium salt of phosphoric acid. It's also known as sodium phosphate dibasic. It's available in anhydrous form, as well as forms with 2, 7, 8, and 12 hydrates.
Eriochrome Black T (EBT) is a hydroxyl-arylazo dye that functions as an acid-base indicator and is used in complexometric titrations:
Appearance: EBT is a dark violet powder with a green metallic sheen.
Solubility: EBT is soluble in water and alcohol, but insoluble in common organic solvents.
Color: EBT's color is pH-dependent and it undergoes distinct color changes in different pH ranges.
Uses: EBT is used in analytical chemistry, to detect rare earth metals, in dyeing and printing of wool fabric, silk, and nylon, in leather dyeing, and in the spectrophotometric determination of diphenhydramine hydrochloride in pharmaceutical preparations.
Chemical formula: The chemical formula of EBT is C20H12N3NaO7S, with a relative molecular mass of approximately 461 g/mol.
Safety: EBT can cause skin irritation and serious eye irritation.
Ammonium Ferrous Sulphate (also known as Mohr's salt) is a light green crystalline compound, also known as ammonium iron(II) sulfate. It's a double salt of ferrous sulfate and ammonium sulfate. It's used in various applications, including medicine, chemical analysis, and metallurgy. Here's a more detailed description:
Appearance: It's a light green to blue crystalline powder, often described as sand-like.
Chemical Formula: (NH₄)₂Fe(SO₄)₂·6H₂O.
Solubility: Readily soluble in water, but insoluble in ethanol and acetone.
Preparation: It's formed by dissolving equimolar amounts of iron(II) sulfate and ammonium sulfate in water and allowing the solution to crystallize.
Applications:
Medicine: Used in various medical applications, including treatments for iron deficiency anemia.
Chemical Analysis: Used as a standard solution in titrations and other analytical procedures.
Metallurgy: Used in electroplating baths and other metallurgical processes.
Photography: Used in photographic processes.
Fertilizer: Can be used to adjust soil pH and provide nitrogen for plant growth, according to Wikipedia.
Ammonium molybdate is a white to yellow-green, odorless, crystalline compound. It's an inorganic compound with the chemical formula (NH4)2MoO4NH sub 4 end-sub close paren sub 2 MoO sub 4 end-subNH4)2MoO4. Uses
Analytical reagent: Used to analyze phosphates, silicates, arsenates, and lead in aqueous solutions
Biological electron microscopy: Used as a negative stain in cryo-negative staining
Total parenteral nutrition (TPN): Added to solutions as a source of molybdenum
Study of crystallization: Used to study the crystallization of membrane proteins
Properties
Denser than water
Can form a range of oxoanions, which can be discrete or polymeric
Can induce chromosome aberrations in human lymphocytes
Hydrofluoric acid (500mL) is a colorless, highly corrosive liquid solution of hydrogen fluoride (HF) in water. It's used for various applications like oil refining, oxide removal from stainless steel, and etching glass and silicon wafers. The acid is typically stored in plastic containers due to its reactivity with glass and metals. Key characteristics of 500mL Hydrofluoric Acid:
Appearance: Colorless, clear liquid.
Concentration: Typically a solution of hydrogen fluoride (HF) in water, with various concentrations available (e.g., 40% AR, 48% AR).
Packaging: Usually found in plastic bottles due to its corrosive nature towards glass.
Reactivity: Extremely corrosive, reacts with various materials, particularly oxides, and can dissolve glass.
Boiling Point: 19.5°C (for a 48% solution, according to a product listing on IndiaMART.
Density: 1.15 g/cm³ (for a 48% solution).
Applications: Used in oil refining, oxide removal, glass etching, and various other industrial processes.
Safety: Highly corrosive and dangerous, requires proper handling and storage.
Starch Soluble SQ 500G is a white, fine powder that is designed to be more soluble in water than native starch, typically dissolving when heated. It's used in research, such as for enzyme activity assays, and in various industrial applications where a soluble form of starch is needed. The molecular formula is (C6H10O5)n, and it is a carbohydrate reserve in plants, providing a major energy source. Here's a more detailed description:
Solubility: Soluble starch is more readily dissolved in water compared to native starch, especially when heated.
Appearance: It appears as a white, fine powder.
Composition: It is a polymer made up of amylose and amylopectin, two major polysaccharides.
Uses: Soluble starch is used as a substrate in research for enzyme activity assays, particularly amyloglucosidase and amylase assays. It is also used in industrial processes where a soluble starch is required.
Other Properties: It has a boiling point of 100°C and a melting point of 0°C.
CAS Number: 9005-84-9.
Molecular Formula: (C6H10O5)n.
Packaging: Typically sold in a 500g plastic bottle.
Barium Diphenylamine-4-Sulfonate is a chemical compound, specifically a barium salt of diphenylamine-4-sulfonic acid. It's commonly used as a redox indicator in chemical analysis, particularly in titrations. In a 25g quantity, it's often sold as a solid, white to grey powder, with a melting point around 300°C. Here's a more detailed description:
Chemical Name: Barium Diphenylamine-4-sulfonate
CAS Number: 6211-24-1
Molecular Formula: (C₁₂H₁₀NO₃S)₂Ba
Appearance: White to grey powder
Physical State: Solid
Use: Primarily used as a redox (oxidation-reduction) indicator in titrations
Melting Point: Approximately 300°C
Solubility: Slightly soluble in water
Pack Size: 25g
Barium Diphenylamine-4-sulfonate is also used as a pharmaceutical intermediate and in chemical research.
HEPES (2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid) is a buffering agent used in biochemistry and molecular biology to maintain physiological pH levels:
Properties: HEPES is a zwitterionic, organic compound with a pKa value of 7.55. It's soluble and effective as a buffer in the pH range of 6.8 to 8.2.
Uses: HEPES is used in cell cultures, biochemical research, and organoid culture products:
Cell cultures: HEPES is used as a substitute for bicarbonate buffer or as a supplement to it. It's membrane impermeable and has a limited effect on biochemical reactions.
Organoid culture: HEPES is used to generate tissue and stem cell derived 3D brain, intestinal, gut, lung, and cancer tumor organoid models.
Safety: HEPES is less toxic than other similar compounds.
HEPES is also known as N-2-hydroxyethylpiperazine-N-2-ethane sulfonic acid.
Silica gel self-indicating coarse blue is a blue, odorless, crystalline desiccant that absorbs moisture. It's used in packaging, electronics, pharmaceuticals, and to store sensitive equipment. Properties
Color: Dark blue when dry, light blue when partially saturated, and pink when saturated
Form: Solid, crystalline bead
Mesh size: 5–8 mesh
Water absorption capacity: Minimum 27%
Shelf life: 60 months
Melting point: Greater than 1600°C
Boiling point: 2230°C
Density: 2.1 g/cm3
Solubility in water: Insoluble
How it worksSilica gel self-indicating coarse blue contains cobalt chloride, which changes color when it absorbs moisture. This allows you to easily monitor the humidity level and replace or regenerate the silica gel when needed. Uses
Drying and preserving specimensSilica gel self-indicating coarse blue is used to dry and preserve mosquitoes for entomological studies.
Controlling moisture levelsSilica gel self-indicating coarse blue is used to control moisture levels in various environments.
Qualigens zinc sulfate is a laboratory chemical powder that is 98% pure. Here are some of its properties:
Molecular formula: ZnSO4.7H2O
Molecular weight: 287.54
Density: 3.54 g/cm3
Melting point: 680°C
Boiling point: 740°C
Zinc sulfate is produced by reacting zinc oxide with sulfuric acid. It is available in monohydrate and heptahydrate forms. Zinc sulfate has many uses, including:
Fertilizer: Zinc sulfate is the most commonly used inorganic form of zinc fertilizer applied to soil. It helps regulate soil pH levels, promotes early green coloration in leaves, and increases fruit yields.
Medicine: Zinc sulfate is used as an astringent and emetic.
Electrolytes: Zinc sulfate is used as an electrolyte for zinc plating.
Mordant: Zinc sulfate is used as a mordant in dyeing.
Chemical reagent: Zinc sulfate is used as a chemical reagent.
Coagulant: Zinc sulfate is used as a coagulant in the preparation of rayon.
Preservation: Zinc sulfate is used for preserving wood and skins.
Bleaching: Zinc sulfate is used for bleaching paper.
Clarifying glue: Zinc sulfate is used for clarifying glue.
Zinc sulfate can be harmful if swallowed and may cause skin and respiratory tract irritation. It is also very toxic to aquatic organisms.
Methanol (ER) 2.5L is a 2.5-liter bottle of methanol, a colorless, flammable, and volatile liquid that is used as a solvent in various applications. It's often used in research and industrial settings and has properties like a flash point of 15.85°C (60.5°F) and an auto-ignition temperature of 464°C (867.2°F). Key features and properties:
Volume: 2.5 liters
Physical state: Liquid
Color: Colorless
Flash point: 15.85°C (60.5°F)
Auto-ignition temperature: 464°C (867.2°F)
Flammable limits: Lower: 6%, Upper: 36.5%
Molecular weight: 32.05 g/mole
Density: 0.79 g/cm³
Boiling point: 64.5 °C
Refraction index (n 20 °C/D): 1,3288
Dielectric constant (25 °C): 32.6
Other characteristics: Characteristic, alcohol-like odor
Applications:
Solvent: Used in various chemical processes and reactions
Synthesis of organic products: Used in the production of various organic chemicals
Antifreeze compositions: Used as a component in antifreeze solutions
Solvent for oil extractions: Used to extract oils from both animal and plant sources
Reversed-phase liquid chromatography: Used as a mobile phase in this technique
Hydrate inhibitor: Added to natural gas streams to inhibit the formation of methane hydrates
Industrial applications: Used in the production of biodiesel, denaturing ethanol, and other chemicals
Safety Precautions:
Flammable:Methanol is a highly flammable liquid and vapor, requiring careful handling and storage away from heat and ignition sources
Toxic:Methanol is toxic and can cause serious health effects if inhaled, ingested, or comes into contact with the skin
Irritant:It can irritate the eyes and skin
Safety measures:Personal protective equipment (PPE) should be worn, including gloves, eye protection, and face protection. The product should be stored in a well-ventilated area, away from heat and ignition sources
Note: Methanol ER (Extra Reagent) grade indicates a higher purity compared to some other grades.
Ammonium Persulfate (SQ), Qualigens, 500g, is a white, crystalline, water-soluble inorganic salt with the chemical formula (NH4)2S2O8. It's a strong oxidizing agent, widely used in various applications like polymerization (particularly in gel electrophoresis), etching, cleaning, and as a bleaching agent. Key Characteristics:
Chemical Formula: (NH4)2S2O8
Appearance: White crystalline solid or powder
Solubility: Highly soluble in water
Function: Strong oxidizing agent
Applications:
Polymerization: Initiates and accelerates polymerization reactions, commonly used in acrylamide gel preparation for electrophoresis.
Etching: Used in etching processes, particularly for printed circuit boards.
Cleaning & Bleaching: Effective in cleaning and bleaching applications.
Other: Used in chemical synthesis, as a food preservative in certain applications, and in hair bleaching.
Safety Precautions:
Strong Oxidizing Agent: Handle with care to avoid contact with organic materials, which can cause spontaneous ignition.
Avoid Ingestion and Inhalation: Prevent contact with skin, eyes, and respiratory system.
Proper Ventilation: Ensure adequate ventilation when working with Ammonium Persulfate.
Storage: Store in a cool, dry, and well-ventilated area, away from flammable materials.
Note: This product is intended for laboratory and industrial use, not for consumption.
Calcium Carbonate SQ 500G, also known as Precipitated Calcium Carbonate (PCC), is a white, powder-like substance with the chemical formula CaCO3. It's a versatile compound with various industrial, medical, and laboratory applications. In industry, it's used as a filler, in construction, and in the production of products like paints and plastics. Medically, it's used as an antacid and a calcium supplement. Key Characteristics and Properties:
Chemical Formula: CaCO3.
Appearance: White, powder-like substance.
Purity: Typically 99.5% or higher, according to some product listings.
Insoluble in water: It does not dissolve in water.
Reacts with acids: It will react with acids, releasing carbon dioxide.
Decomposes at high temperatures: At high temperatures, it decomposes into calcium oxide (quicklime).
CAS Number: 471-34-1.
Molecular Weight: 100.09.
Common Uses:
Industrial: Filler in plastics, rubber, and paper; also used in construction and paint production.
Medical: Antacid for heartburn and indigestion relief, and as a calcium supplement.
Laboratory: Reagent, buffer, and used in various research applications.
Additional Details:
Natural Sources: Found in rocks (limestone, marble, etc.), shells of marine organisms, and eggshells.
Storage: Should be stored in a cool, dry place, away from moisture.
Shelf Life: Generally has a long shelf life, but always check the product packaging for specific details.
Patton & Reeder's Reagent, also known as Calconcarboxylic Acid, is a metallo-indicator used in EDTA titration to determine the concentration of calcium ions in aqueous solutions, especially in the presence of magnesium. It is a complex organic dye that forms a red complex with calcium and magnesium, which turns blue upon the addition of EDTA, indicating the endpoint of the titration. Key features and properties:
Uses: Primarily used for calcium determination in EDTA titrations, particularly when magnesium is present.
Color change: Bound to calcium/magnesium: red; EDTA added: blue.
pH range: Effective at pH 10-12.
Solubility: Soluble in water and ethanol.
Specificity: More selective for calcium than Eriochrome Black T (EBT), especially in high-alkalinity conditions.
Structure: An azo dye, structurally similar to Eriochrome Black T.
Other uses: Can be used for staining proteins in gels, as a chelating agent, and in the preparation of chelating sorbents for trace metal analysis.
Mercury(II) chloride, also known as mercuric chloride or corrosive sublimate, is a white crystalline solid with the chemical formula HgCl2. It is used as a laboratory reagent and has various applications, including in preservatives, disinfectants, and photographic intensifiers. The ACS (American Chemical Society) designation indicates a high-purity grade suitable for analytical purposes. EMPARTA is a brand name for high-purity analytical reagents. Key characteristics and properties of Mercury(II) chloride:
Appearance: White crystalline powder.
Solubility: Soluble in water (approximately 74 g/L at 20°C).
Melting point: 277 °C.
Boiling point: 302 °C.
Toxicity: Highly toxic and corrosive.
Uses:
Laboratory reagent.
Preservative for wood and anatomical specimens.
Topical antiseptic and disinfectant.
Embalming solutions.
Disinfectants.
Photographic intensifiers.
Leather tanning.
Seed treatments.
Analytical reagent for organic syntheses.
ACS grade and EMPARTA:
ACS grade:Indicates that the chemical meets the purity and other specifications set by the American Chemical Society for analytical purposes.
EMPARTA:EMPARTA is a brand name associated with high-purity analytical reagents, according to BOFFIN BUTLER PRIVATE LIMITED.
Diiodomethane 98% for Synthesis, also known as methylene iodide, is a chemical compound with the formula CH2I2. It's a colorless liquid, though it can turn brown upon exposure to light due to iodine liberation. It's primarily used in organic synthesis as a source of CH2 (methylene) carbenes, which can be transferred to other molecules in various reactions. Here's a more detailed description:Appearance: Diiodomethane is typically a colorless liquid. However, it readily decomposes upon exposure to light, turning brown due to the release of iodine. Purity: The "98%" designation indicates a high level of purity, specifically 98% or greater, suitable for synthetic applications. Molecular Formula: CH2I2. Molecular Weight: 267.84 g/mol. CAS Number: 75-11-6. Density: Approximately 3.325 g/mL at 25°C. Boiling Point: The boiling point is around 181°C, but it can decompose at this temperature. Melting Point: It can solidify, melt, or supercool depending on the conditions.
Diiodomethane, also known as methylene iodide, is a colorless, dense liquid that is used for synthesis. It is an organoiodine compound with the molecular formulaCH2I2CH2I2and a CAS number of 75-11-6. Properties
Physical state: Colorless liquid
Density: 3.320 g/cm$^3$ at 20 °C
Melting point: 6 °C
Flash point: 110 °C
Boiling point: 182 °C
Solubility: Insoluble in water, soluble in organic solvents
Uses
Used in synthesis, such as in the addition of diiodomethane to dicarbonyl(μ-pyrazolyl)iridium
Used for separation of minerals
Safety
Highly hazardous to water
Decomposes upon exposure to light, releasing iodine and coloring samples brownish
First aid measures include removing the victim to fresh air and keeping them at rest
Where to buy Sigma-Aldrich, Otto Chemie Pvt Ltd, and Loba Chemie.
The 250ML Hamilton Conductivity Standard 13 is a calibration solution used to verify the accuracy of conductivity meters and probes, particularly in laboratory settings. It has a conductivity value of 1.3 µS/cm (microsiemens per centimeter) and is known for its high accuracy and reliability. The standard is typically packaged in a 250 mL glass bottle and has an accuracy of +/- 1%. Key Features:
Conductivity Value: 1.3 µS/cm
Volume: 250 mL
Accuracy: +/- 1%
Application: Calibration of conductivity meters and probes
Packaging: 250 mL glass bottle
Manufacturer: Hamilton Company
Significance:This conductivity standard is crucial for ensuring accurate and consistent conductivity measurements in various applications, including:
Laboratory Analysis: Essential for calibrating instruments used in research and quality control.
Environmental Monitoring: Used to assess water quality and other environmental parameters.
Chemical and Pharmaceutical Industries: Ensures precise measurements in industrial processes.
Sodium Arsenite 98% AR is a chemical reagent, specifically sodium arsenite (NaAsO2), with a purity of 98% or higher, and is classified as an Analytical Reagent (AR). It typically appears as a white or grayish-white powder. This compound is known for its toxicity and requires careful handling. It's used in various applications like pesticides, antiseptics, hide preservation, and dyeing processes. Key Characteristics:
Chemical Formula: NaAsO2
Purity: 98% or higher (AR grade)
Appearance: White or grayish-white powder
Toxicity: Highly toxic by ingestion, inhalation, and skin absorption
Solubility: Soluble in water
Common Uses:pesticide, antiseptic, hide preservative, and dyeing. Important Notes:
Sodium arsenite is a hazardous substance and should be handled with extreme caution.
Always refer to the Material Safety Data Sheet (MSDS) for proper handling, storage, and disposal instructions.
Due to its toxicity, protective measures such as gloves, eye protection, and respirators are recommended when working with this chemical.
Triethanolamine 98% Extra Pure is a viscous, colorless to pale yellow liquid. It's a tertiary amine and a triol, meaning it has three alcohol groups. This compound is used in various applications, including as a surfactant, buffer, and emulsifier in products like cosmetics, detergents, and paints. Key Characteristics:
Purity: 98% extra pure.
Appearance: Viscous liquid, colorless to pale yellow.
Molecular Formula: C6H15NO3.
Molecular Weight: 149.19.
Solubility: Completely soluble in water.
Uses: Surfactant, emulsifier, buffer, and intermediate in various products.
Properties:
Density: 1.124 g/cm3.
Melting Point/Freezing Point: 18–21°C.
Boiling Point: 190–193°C.
Applications:
Cosmetics and Personal Care: Creams, lotions, shampoos, etc.
A pH buffer solution is an aqueous solution that resists changes in pH when small amounts of acid or base are added. It's essentially a mixture of a weak acid and its conjugate base, or a weak base and its conjugate acid, which can neutralize added acids or bases, thus maintaining a relatively stable pH. Here's a more detailed breakdown:Key Characteristics:
Resistance to pH change:Buffer solutions minimize pH fluctuations when acids or bases are introduced.
Composition:They consist of a weak acid and its conjugate base (or a weak base and its conjugate acid).
Function:The components of the buffer solution can react with added acids or bases, preventing drastic pH changes.
How it Works:
1. Acid Addition:If an acid is added to a buffer solution, the conjugate base component will react with the added acid, neutralizing it and preventing a large decrease in pH.
2. Base Addition:If a base is added, the weak acid component will react with the base, neutralizing it and preventing a large increase in pH.
Examples:
Acetic acid/acetate buffer:A mixture of acetic acid (a weak acid) and sodium acetate (its conjugate base).
Ammonia/ammonium chloride buffer:A mixture of ammonia (a weak base) and ammonium chloride (its conjugate acid).
Uses:
Maintaining specific pH levels in chemical reactions:Many reactions, including those involving enzymes, require specific pH levels for optimal activity.
Calibrating pH meters:pH buffer solutions are used to calibrate electrochemical potentiometers and ensure accurate pH measurements.
Biological systems:Blood and other biological fluids have buffer systems to maintain a stable pH, which is crucial for proper functioning.
Various industrial processes:Buffers are used in fermentation, food preservation, and other industrial applications.
"Nitric Acid AR" refers to nitric acid that is classified as "Analytical Reagent" grade, meaning it is a high purity form of nitric acid specifically designed for use in analytical chemistry experiments, with a guaranteed level of purity suitable for precise measurements and reactions; typically appearing as a clear, colorless liquid with a pungent odor. Key points about Nitric Acid AR:
High Purity: AR grade nitric acid usually has a purity level of at least 95%.
Application: Used in analytical chemistry procedures where accurate results are crucial.
