Pharmaceutical Raw Materials
GENERAL INFORMATION
|
• CAS NO |
26787-78-0 |
|
• GRADE |
Pharmaceutical Grade |
|
• FORMULA |
C16H19N3O5S-3H2O |
|
• MOLECULAR WEIGHT |
419.45 |
PROPERTIES
|
• Appearance |
White to off-white powder |
|
• Solubility |
Slightly soluble in water |
SPECIFICATIONS
|
• Assay (HPLC anhydrous) |
95.0-100.5% | |
|
• pH |
3.5-5.5 | |
|
• Specific optical rotation |
+290-315o ( anhydrous substance) | |
|
• Sulfate ash |
no more than 1.0% | |
|
• Moisture (Karl Fisher) |
11.5-14.5% | |
|
• Dimethylaniline |
N.M.T 20 ppm | |
|
• Bulk density |
0.55-0.75 g/cc | |
|
• Related substance |
Total impurities |
N.M.T 5.0% |
|
Individual impurity |
N.M.T 1.0% | |
APPLICATION
• Antibiotics
PACKING
• 25kg/drum
STORAGE AND TRANSPORTATION
• Seal and keep away from light.







