High Quality Hydroquinone 123-31-9

  • CAS No.: 123-31-9
  • Type.: Chemical auxiliary agent
  • Appearance: White crystals powder
  • Molecular Formula: C6H6O2
  • Shelf Life: -
  • Min Order Quantity: 1kg
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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
(1) Hydroquinone is herbicide intermediates, also pharmaceutical and dye intermediates.
(2) Hydroquinone is mainly used as photographic developer. Hydroquinone and alkylate is widely used in the storage process of monomer added resistance inhibitor, hydroquinone was also used for the preparation of N, n '- diphenyl p-phenylenediamine is used in rubber and gasoline antioxidant and anti odorant.
(3) Hydroquinone can be used as an analytical reagent, copper and gold reducing agent and developer;
(4) Hydroquinone photographic grade can also be used in the cosmetics industry to increase the skin.
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