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    Glacial acetic acid
    Product name
    Glacial acetic acid
    Alias
    Glacial acetic acid
    Place of origin
    China
    Molecular formula : C2H4O2
    Molecular weight : 60.05
    Physicochemical properties
    Appearance & Properties: A colorless, transparent liquid with a pungent sour odor.
    Melting point (°C): 16.7 Relative density (water = 1): 1.05
    Boiling point (°C): 118.1 Relative density (air = 1): 2.07
    Saturated vapor pressure (KPa): 1.52 (°C) Heat of combustion (KJ/mol): 873.3
    Critical temperature: (°C) 321.6 Critical pressure: ( KPa ): 5.78
    Octanol / water distribution coefficient: -0.31 ~ 0.17
    Solubility: Soluble in water, ether, glycerin, insoluble in carbon disulfide.
    Toxicity and protection
    Acetic acid is toxic, highly corrosive, irritating to the skin and mucous membranes, and should be avoided to avoid contact with eyes, skin and clothing. During packaging and sampling, the operator should wear protective equipment such as glasses. If it falls onto the skin or eyes, immediately wash it with alkaline soap or plenty of water to prevent burns and be diagnosed by a doctor. The maximum allowable concentration in air does not exceed 25 mg/m 3 , and the explosion limit when mixed with air is 4.0% to 16.0%.
    Quality Index
    Chromaticity, Hazen unit (platinum-cobalt color number) ≤
    10
    Acetic acid content, % ≥
    99.8
    Moisture content, % ≤
    0.15
    Formic acid content, % ≤
    0.05
    Acetaldehyde content, % ≤
    0.03
    Residue on Evaporation , % ≤
    0.01
    Iron content, % ≤
    0.00004
    Potassium permanganate oxidation time, min
    30
    Uses
    Mainly used in organic synthesis, synthetic fiber, dyes, pharmaceuticals, pesticides and other industries.

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