武汉华翔科洁生物技术有限公司
中文名称: 供雷尼酸锶中间体及原粉英文名称: Strontium ranelateCAS号: 135459-87-9分子式: C12H6N2O8SSr2分子量: 513.491熔点 >310°C (dec.)储存条件 -20°C Freezer
Items |
Specification |
Result |
Characters |
Off white power to light yellow, odorless |
Conforms |
Identification |
⑴should have maximum absorption at 235±2nm and 323±2nm |
Conforms |
|
⑵the retention time of the main peak should accord with that of the reference standard. |
Conforms |
|
⑶The IR spectrum of the sample should accord with that of the reference standard |
Conforms |
Loss on drying |
18.0% ~ 23.0% |
21.8% |
Total Impurities Individual Impurity |
≤1.0% ≤0.05% |
0.03% 0.01% |
Heavy metal |
≤10ppm |
＜10ppm |
Assay |
98.0% ~ 102.0% (dried substance)
|
99.9% |
