| CAS No.: | 123-31-9 |
|---|---|
| Formula: | C6h6o2 |
| EINECS: | 204-617-8 |
|
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| Product name | Hydroquinone |
| CAS No. | 123-31-9 |
| EINECS | 204-617-8 |
| Molecular formula | C6H6O2 |
| Molecular weight | 110.11 |
| Appearance | white solid |
| Density | 1.332 |
| Assay | 99%min |
1.Hydroquinone is organic compounds. Hydroquinone are two counterpoint of benzene compounds of hydrogen replaced by hydroxyl form. White crystalline. One 1 gram of hydroquinone toxic, and adult, can appear symptoms such as headache, dizziness, tinnitus, pale face. Hydroquinone in flame, high combustible.
2.Hydroquinone contact can react with strong oxidizer. Hydroquinone by high thermal decomposition let out poisonous gases. Hydroquinone is mainly used for making black and white contrast, anthraquinone dyes, azo dyes, rubber protective agent, stabilizer and antioxidant.
Hydroquinone COA:
| Appearance | White needle or powder crystal |
| Content (HOCHOH): | 99.5~101.0% |
| Solubility | Up to standard |
| Melting point: | 171ºC~175ºC |
| Loss on ignition: | 0.05%Max. |
| Pb | 0.002%Max. |
| Fe | 0.002%Max. |
1. Hydroquinone is mainly used as a photographic developer. Polymerization inhibitor hydroquinone and alkyl compounds are widely used to add monomer storage and transportation process, commonly used concentration of about 200ppm.
2. The hydroquinone can also be used as antioxidant for rubber.
3. Processing field. Hydroquinone used as oxygen scavenger of boiler water.
4. It can be used as detergent corrosion inhibitors, stabilizers and antioxidants, etc., are also used in cosmetic hair dye.
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