Customization: | Available |
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Powder: | Yes |
Customized: | Non-Customized |
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Appearance | White or almost white ,crystalline powder. | |
Identification | A:IR absorption | Complies |
B:UV absorption | Complies | |
C:TLC | Complies | |
Melting point | 168~172°C | |
Water | Not more than0.5% | |
Related substance | Impurity(chloroacetanilide)not more than 10 ppm | |
Impurity K(4-aminophenol)not more than 50 ppm | ||
Impurity F(4-nitrophenol)not more than 0.05% | ||
any other impurity not more than 0.05% | ||
Total of other impurities not more than 0.1% | ||
Residue on ignition | Not more than 0.1% | |
Chloride | Not more than 0.014% | |
Sulfate | Not more than 0.02% | |
Sulfide | Conforms | |
Heavy metals | Not more than 0.001% | |
Free p-aminophenol | Not more than 0.005% | |
Limit of P-chloroacetanilide | Not more than 0.001% | |
Readily carbonizable substances | Conforms | |
Residual solvents | Residual content of acetic acid is limited by the test of loss on dryingnot more than0.5% | |
Assay(anhydrous basis) | 99.0~101.0% |
mode of transportation | ||
By Air | By Express | By Sea |
suitable for >50 | suitable for sampple order or <50 | suitable for >300 |
Fast:3-7 days | Fast:3-10 days | Fast: 7-45 days |
lower than the express cost | high shipping cost | lowest cost |