| 型號： | CAS#274901-16-5 |
|---|---|
| 品牌： | Beijing Huikang |
| 原產地： | 中國 |
| 類別： | 化工 / 生物化學品 |
| 標籤︰ | - |
| 單價： |
-
|
| 最少訂量： | 1 件 |
| 即時通訊: | 最後上線︰2015/11/19 |
|
Test items |
Specifications |
Results |
|
Appearance |
White or whitish crystalline powder |
Conforms |
|
Identification |
||
|
HPLC |
The retention time of test sample major peak complies to reference standard |
Conforms |
|
IR-Infrared spectrum |
The IR spectrum of test sample should comply to reference standard |
Conforms |
|
Inspection |
||
|
Loss on drying |
No more than 1.0% |
0.5% |
|
Solubility clarity of solution |
Soluble in water and in ethanol |
Conforms |
|
Residue on ignition |
No more than 0.1% |
0.05% |
|
Melting point |
149.0℃-152.0℃ |
149.0℃~151.6℃ |
|
Sulphate |
No more than 0.02% |
Conforms |
|
Chloride |
No more than 0.05% |
Conforms |
|
Related impurity |
Total impurities no more than 1.0% |
0.40% |
|
|
Single impurity no more than 0.5% |
Conforms |
|
Ethyl acetate |
No more than 0.5% |
Conforms |
|
Heavy metals |
No more than 20ppm |
|
|
Assay |
No less than 98.5% |
99.60% |
| 付款方式︰ | T/T in advance, L/C at sight |
|---|---|
