| Product Name: Metronidazole |
Type: Pharmaceutical Raw Materials/APIs
Origin: China
CAS No.: 443-48-1
AUCO No.: 904
Packing: 25kg drum |
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| Items | Standard |
| Appearance | White or yellowish,crystalline powder |
| Solubility | Slightly soluble in water, in acetone, in alcohol and in methylene, chloride |
| Identification | First Identification:C
Second Identification:A,B,D |
| a) Melting point | a) Between 159℃ to 163℃ |
| b) UV | b) The specific absorbance at the maximum is 365 to 395. |
| c) IR | c) Comparison Metronidazole CRS. |
| d) Chemical | d) The solution gives the reaction of primary aromatic amines. |
| Appearance of solution | The solution is not more opalescent than reference suspension II (2.2.1) and not more intensely coloured than reference solution GY6 (2.2.2,Method II). |
Related Substances
Any individual impurity
Total impurities | 0.1% MAX
0.2% MAX |
| Heavy Metals | 20PPM MAX |
| Loss on drying | 0.5% MAX |
| Sulphated ash | 0.1% MAX |
| Organic residues | 1ppm MAX |
| Assay | 99.0% - 101.0% C6H9N3O3(On dried basis) |
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