CAS No.: | 123-31-9 |
---|---|
Formula: | C6h6o2 |
Type: | Organix Intermediate, Dyestuff Intermediates |
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We are Manufacturer and always supplying Hydroquinone CAS 123-31-9 with competitive price,high quality and regular basis.Hydroquinone (cas.no:123-31-9) is used as photographic developer and dye intermediate, also used to manufacturing rubber antioxdant and synthesize inhibitor for synthetic resin.
The COA of pure hydroquinone with high quantity 99%
Item |
Specifications |
Results |
Appearance |
White acicular crystal or crystal powder |
White crystals |
Content |
99.00~100.50% |
99.53% |
Melting point |
171~175°C |
171.0~173.0°C |
Iron (Fe) |
≤0.002% |
0.0018% |
Heavy metals (as Pb) |
≤0.002% |
≤0.002% |
Residue after ignition |
≤0.100% |
0.087% |
Conclusion |
The results conforms with GB/T23959-2009 standards |
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