Product Name | 4-Methoxyphenol | Batch Number | GW20221030A |
Quantity | 500kg | Manufacture Date | Oct. 30, 2022 |
Expiry Date | Oct. 29, 2024 | Analysis Date | Oct. 30, 2022 |
Item | Specification | Result |
Appearance | White crystals | White crystals |
Assay, % | 99.5 | 99.5 |
Melting Point, ℃ | 54~56.5 | 54.5~55.6 |
Hydroquinone %≤ | 0.05 | 0.02 |
Ignition Residue %≤ | 0.01 | 0.005 |
Heavy Metal%≤ | 0.001 | 0.0003 |
Hydroquinone dimethyl ether | Negative | Negative |
Chroma (APHA)≤ | No. 10 | No. 10 |
Loss on drying≤ | 0.3 | 0.2 |
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