Metronidazole benzoate
CAS Number: 13182-89-3
Molecular Formula: C13H15N3O5
Standard: USP32/BP2010/EP6
Package: 25kg/drum
Metronidazole benzoate
CAS Number: 13182-89-3
Molecular Formula: C13H15N3O5
Standard: USP32/BP2010/EP6
Package: 25kg/drum
ITEMS | LIMIT |
Characteristics | A white or slightly yellowish crystalline powder or flakes |
Solubility | Meet the requirements |
Melting Point | 99 ~ 102℃ |
A(1%,1cm) of UV | 525 ~ 575 |
IR | Meets the requirements |
Primary aromatic amines reaction | Should be positive reaction |
Appearance of solution | |
≤Reference suspension II | Meet |
≤Reference solution GY3 | Meet |
Acidity | |
Add 0.02M NaOH to the solution | ≤0.25ml |
Related substances | |
Impurity A,B,C | ≤0.1% |
Any other impurity | ≤ 0.1% |
Total impurities | ≤0.2% |
Heavy Metal | ≤20ppm |
Loss on drying | ≤0.5% |
Sulphated Ash | ≤0.1% |
Assay | 98.5% ~ 101.0% |