Hydroquinone CAS 123-31-9, Best price from China supplier factory
TNJ Chemical is a China factory, supplier and manufacturer of Hydroquinone CAS 123-31-9 with plant site in Feidong Anhui Province. We are certified by GMP, ISO and SGS organization and specialize in chemical since from 2001. To buy bulk quantity Hydroquinone CAS 123-31-9 at wholesale discounted price, please send your price inquiry to sales@tnjchem.com
Application & Function
Hydroquinone (CAS 123-31-9) is a white needle crystals. Soluble in hot water, ethanol and ether, slightly soluble inbenzene.Hydroquinone has a variety of uses principally associated with its action as a reducing agent that is soluble in water. It is a major component in most black and white photographic developers for film and paper where, with the compound Metol, it reduces silver halides to elemental silver. In human medicine, hydroquinone is used as a topical application in skin whitening to reduce the color of skin.
Specification
| Assay, % max. | 99.00~101.00 |
| Melting point, ℃ | 171.00~175.00 |
| Residue on ignition, % | ≤ 0.05 |
| Fe, % | ≤ 0.002 |
| Pb, % | ≤ 0.001 |
| Solution appearance | Transparent without insoluble substance |
