Product Name: Synonym:	Hydroquinone Para-Dihydroxybenzene 1,4-Dihydroxybenzene
WCode:	08-008
CAS No.	123-31-9
Molecular Formula:	C6H6O2
Formula Weight:	110.1 g/mol

Sales Specification
HQ Premium, 99% Standard Grade
Appearance of 5% Aqueous Solution	Clear to slightly cloudy
Color	100 Hazen Max
Assay % (on dry basis)	99.0% Min
Moisture	0.6% Max
Melting Point	171.0 °C
Applications:	Synthesis intermediate for dyes and pigments and agrochemical/ pharmaceutical products Antioxidant or intermediate for rubber and food antioxidants Polymerisation inhibitors Water treatment additive

HQ Extra Pure
Appearance of 5% Aqueous Solution	Clear to slightly cloudy
Color	30 Hazen Max
Assay % (on dry basis)	99.5% Min
Moisture	0.6% Max
Melting Point	171.0 to 174.0 °C
Heavy Metals (as leads)	10 ppm Max
Iron	5 ppm Max
Sulphuric ashes	0.05% Max
Applications:	Synthesis intermediate for dyes and pigments and agrochemical/ pharmaceutical products Antioxidant or intermediate for rubber and food antioxidants Photographic developer Polymerisation inhibitor Intermediate for other developers

Package:

In 50kg drum

Transportation
Proper shipping Name	Environmentally Hazardous Substance, Solid, N.O.S (Hydroquinone)
UN NO.:	3077
Hazard Class:	9
Packing Group:	III