C38H42N8O6S2
|
Testing Items |
REFERENCE |
Test Result |
|
Description |
White crystals or crystalline powder ,odourless |
White crystalline powder , odourless |
|
Identification |
Red-violet or bluish-violet fluorescence when alkaline |
Positive |
|
Clarity |
Colorless and transparent |
Clear |
|
Heavy metals |
<20ppm |
<20ppm |
|
Thiamine |
<0.2% |
<0.2% |
|
Loss on drying |
<0.50% |
0.29% |
|
Residue on ignition |
<0.20% |
0.00% |
|
Assay(Calculated on the anhydrous basis) |
98.0%~102.0% |
99.9% |
|
Solubility |
It is freely soluble in chloroform, slightly soluble in methanol and ethanol, and practically insoluble in water. It is soluble in dilute hydrochloric acid. |
Positive |
|
Melting point |
140.0~142.5'C |
140.0~142.5°C |
|
We certify that the quality of this product conforms to the clientele's specification. |
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Tel: +86-571-88808192(Domestic trade)
Tel: +86-571-88808190(Foreign trade)
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