Partition coefficient Log Pow octanol / water at 20°C
> 3.000
Explosion limits - upper [%]
7 %(V)
Explosion limits -lower [%]
1.1 %(V)
Appearance
A clear colourless liquid
Boiling range
94.5 - 99°C
Density (d20°C/4°C)
0.683 - 0.686
Water (by KF)
Max. 0.05%
Loba Chemie n-Heptane GC is a clear, colorless liquid with a purity of at least 99.5% (by GC) and is designed for use in gas chromatography and other analytical applications. It is a highly flammable, non-polar solvent with low water content (max 0.05%), low non-volatile matter, and low UV absorbance. Key properties include a boiling point around 98 ∘C98 space raised to the composed with power cap C98 ∘��, a flash point of -4 ∘Cnegative 4 space raised to the composed with power cap C−4 ∘��, and a density of 0.683−0.686 g/cm30.683 minus 0.686 space g / c m cubed0.683−0.686 ��/����3 at 20 ∘C/4 ∘C20 space raised to the composed with power cap C / 4 space raised to the composed with power cap C20 ∘��/4 ∘��. Key specifications and properties
Appearance: Clear, colorless liquid
Purity (by GC): Minimum 99.5%
Water content: Maximum 0.05% (by KF)
Acidity (as CH3COOHcap C cap H sub 3 cap C cap O cap O cap H����3��������): Maximum 0.001%
Non-volatile matter: Maximum 0.0005%
Density (20 ∘C/4 ∘C20 space raised to the composed with power cap C / 4 space raised to the composed with power cap C20 ∘��/4 ∘��): 0.683−0.6860.683 minus 0.6860.683−0.686
Boiling Point: ≈98 ∘Cis approximately equal to 98 space raised to the composed with power cap C≈98 ∘��
Flash Point: -4 ∘Cnegative 4 space raised to the composed with power cap C−4 ∘��
Solubility: Insoluble in water
UV Absorbance: Low, suitable for spectroscopic applications Common uses
