Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use

Model NO.
biet
EINECS
204-617-8
Type
Dyestuff Intermediates
Appearance
Crystal
Quality
Photo Grade
Colour
White
Color
White Needle Crystal
Packing
25 Kg Net Paper-Plastic Compound Bag
Melting Point(ºC)
171-175
Water(%)
0.5 Max
Transport Package
25kg
Specification
99.00%min
Trademark
biet
Origin
Shandong
HS Code
2916310000
Production Capacity
1000mt/Year
Reference Price
$ 1.80 - 9.00
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Product Description

Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use
Product Description
Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use
Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use
Chemical Name: Hydroquinone
CAS No.123-31-9
Molecular Formula: C6H6O2
Specifications:
ITEMS OF ANALYSIS
SPECIFICATION
RESULTS
TESTING METHOD
APPEARANCE:
WHITE NEEDLECRYSTAL
PASSED
IN HOUSE#PSB01
MELTING POINT (°C):
171 - 175
171.5
GB/T1.1-2009
ASSAY (%):
99.0 - 101.0
99.83
IN HOUSE#PSB10
WATER(%):
0.5MAX
0.1
GB/T1.1-2009
SOLUBILITY (20°C) (G/L) (%):
70
PASSED
GB/T1.1-2009
HEAVY METAL (AS PB) (PPM):
20 MAX
10
GB/T1.1-2009
INCINERATE RESIDUE

CONTENT (%):
0.05 MAX
0.002
GB/T1.1-2009
FE (PPM):
20 MAX
6
GB/T1.1-2009
CONCLUSION:
CONFORM TO TECH GRADE
Packaging:
200KG net HDPE drum
Uses :
1. Hydroquinone is mainly used as developing agent in photograph
2. Antioxidant for rubber and gasoline, dye intermediate, etc.
3. Polymerization inhibitor for styrene, butadiene, isoprene, vinyl acetate, acrylonitrile and other resin or rubber monomers
4. Polymerization for styrene, acrylic and other vinyl monomers, terminating agent or stabilizer for high-temperature emulsion polymerization reaction
5. Developer in photoengraving
Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use
Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use
FAQ
Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use
Certifications
Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use
Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use
Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use
Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use
Packaging & Shipping
Pure Hydroquinone CAS 123-31-9 for Photography and Darkroom Use
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