China Teriparatide CAS No. 52232-67-4, Find details about China Teriparatide, CAS No. 52232-67-4 from Teriparatide CAS No. 52232-67-4
Items | Standard | Result |
Appearance | White to off-white powder | White powder |
Identification | HPLC: the retention time of the sample in the main peaks corresponds to that of the ref. standard. | Conform |
Solubility | Very soluble in water | Conform |
MS | 4117.72±1.00 | Conform |
Water | ≤5.0% | 2.72% |
Amino acid analysis | ±10% from theoretical | Conform |
Acetic acid | ≤15.0% | 4.34% |
Related substances | Any unspecified impurity≤0.5% | 0.16% |
Total impurities≤2.0% | 0.57% | |
Residual solvents | Methanol≤3000ppm | 102ppm |
Acetonitrile≤410ppm | 111ppm | |
Triethylamine≤320ppm | 43ppm | |
Bacterial endotoxins | ≤5IU/mg | Conform |
TFA content | ≤1.0% | N.D. |
Assay | 95.0~105.0%(anhydrous, acetic acid free substance) | 98.52% |
Storage | Keep in tight container at a temperature between 2~8ºC | |
Conclusion | This product conforms to In-house standard. |
Items | Standard | Result |
Appearance | White to off-white powder | White powder |
Assay (W/W dry basis) | ≥98.0% | 99.16 % |
Residue on ignition | <0.5% | 0.256% |
Water (w/w by KF) | ≤1.0% | 0.420% |
pH Value(1% aq.) | 5~9 | 7.28 |