CAS Number: 132-98-9
Molecular Formula: C16H17N2O5S
Standard: BP2010/EP6
Package: 25kg/drum
CAS Number: 132-98-9
Molecular Formula: C16H17N2O5S
Standard: BP2010/EP6
Package: 25kg/drum
ITEMS | LIMIT |
Characters | A white crystalline powder |
Acidity or alkalinity | PH 5.5~7.5 |
Specific optical rotation | +215°~+230 ° |
Related substances | Apart from the principal peak and any peak corresponding to 4-hydroxyphenoxymethyl-penicillin, is not greater than the area of the principal, peak in the chromatogram obtained with reference solution (1 per cent) |
4-hydroxyphenoxymethylpenicillin | |
potassium not more than 4.0% | |
Water not more than 1.0% | |
Assay | The sum of the percentage contents of phenoxymethylpenicillin potassium and 4-Hydroxyphenoxymethylpenicillin potassium is not less than 95.0 per cent and not more than the equivalent of 100.5 per cent, calculated withreference to the anhydrous substance |
Potency (on dried basis) | ——- 1510u/mg |