Hydroquinone
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99.9% Imported 25kg/bag35000
Product name: Hydroquinone
Alias: 1,4-Benzenediol; Quinol; Hydroxyquinone; 1,4-Dihydroxybenzene; benzene-1,4-diol; p-hydroquinone
Technical Specification Code: 738
CAS No.: 123-31-9
Molecular formula: C6H6O2
Molecular weight: 110.11
Main component: Pure product
Appearance and properties: White crystal.
pH:Melting point (οC): 170.5
Boiling point (οC): 285
Relative density (water=1): 1.33
Relative vapor density (air=1): 3.81
Saturated vapor pressure (kPa): 0.13(132.4οC)
Heat of combustion (kJ/mol): 2849.8
Critical temperature(οC): 549.9
Critical pressure (MPa): 7.45
Octanol/water partition coefficient logarithm value: 0.59
Main use: Preparation of black-and-white developer, anthraquinone dyes, azo dyes, rubber antioxidant, stabilizers and antioxidants.
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