Description
Hydroquinone/P-dihydroxybenzene
CAS No.:123-31-9
Other Names:Hydroquinone
MF:C6H6O2
EINECS No.:204-617-8
Type:Dyestuff Intermediates
Application:Dyestuff intermediates
Appearance:White or off-white powdery crystal
Packaging: in 25kg/bag
Storage:kept in a light-proof,well-colsed,dry and cool place.
| Item | Standard | Result |
| Appearance | White or off-white powdery crystal | Off white crystal |
| Content | 99.0% to 101.0% | 100.2% |
| Melting Point | 171.0 °C to 175.0 °C | 172°C |
| Solubility | Up to standard | Qualified |
| Ignition residue | 0.05% max | 0.05% |
| Heavy metal | 0.002% max | Qualified |
| Iron | 0.002% max | Qualified |
| Water | 0.3%max | Qualified |
Information is up-to-date: 07.03.2018
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