Changzhou Comwin Fine Chemicals Co., Ltd.
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Items | Specifications | Appearance | White or almost white, crystalline powder |
| Solubility | Sparingly soluble in water, freely soluble in alcohol, very slightly soluble in methylene chloride. | Identification | A, C | Related Substances | Chloroacetanilide ≤ 10ppm | 4-aminophenol ≤ 50ppm | 4-nitrophenol ≤ 0.05% | Any other impurity ≤ 0.05% | Total of other impurities ≤ 0.1% | Loss on Drying | ≤ 0.5% | Residual Solvent (acetic acid) | ≤ 0.5% | Sulphated Ash | ≤ 0.1% | Assay | 99.0~101.0% (on the dried sub.) | Standard | EP9 |
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