Hydroquinone (HQ)
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Product Description
Product
Hydroquinone (HQ)
CAS
123-31-9
Synonym
1,4-Benzenediol; p-Benzenediol; Benzohydroquinone; Benzoquinone; p-Benzoquinone Dihydroxybenzene; 1,4-Dihydroxybenzene; p-Dihydroxybenzene; HQ; Hydroquinol p-Hydroquinone; 1,4-Hydroxybenzene; p-Hydroxyphenol; Hydroxyquinone; Paradioxybenzene Pyrogentistic acid; Quinol; 1,4-Benzenediol; Hydroquinone
Typical Product Specifications
Density
1.330
Auto/Self Ignition Temperature
temp. 516 c
Slightly Soluble
in benzene
Moderately Soluble
in acetone
Odor
odorless
pH
weakly acidic (aq. solns.)
Melting Point
70 c
Vapor Pressure
0.00018 mm hg
Molecular weight
110.11
Color
discolored by light and air
Flash Point
(tcc) 165 c
Solubility
water, alcohol, ether, ccl4, oxygenated solvs.
Boiling Point
285 c
Notes
Classification: Specialty Raw Materials
Use: STABILISING
Class
Industry
Hydroquinone (HQ)
Product Description
Product
Hydroquinone (HQ)
CAS
123-31-9
Synonym
1,4-Benzenediol; p-Benzenediol; Benzohydroquinone; Benzoquinone; p-Benzoquinone Dihydroxybenzene; 1,4-Dihydroxybenzene; p-Dihydroxybenzene; HQ; Hydroquinol p-Hydroquinone; 1,4-Hydroxybenzene; p-Hydroxyphenol; Hydroxyquinone; Paradioxybenzene Pyrogentistic acid; Quinol; 1,4-Benzenediol; Hydroquinone
Typical Product Specifications
Density
1.330
Auto/Self Ignition Temperature
temp. 516 c
Slightly Soluble
in benzene
Moderately Soluble
in acetone
Odor
odorless
pH
weakly acidic (aq. solns.)
Melting Point
70 c
Vapor Pressure
0.00018 mm hg
Molecular weight
110.11
Color
discolored by light and air
Flash Point
(tcc) 165 c
Solubility
water, alcohol, ether, ccl4, oxygenated solvs.
Boiling Point
285 c
Notes
Classification: Specialty Raw Materials
Use: STABILISING
Class
Industry
