Specifications
Item | Value |
|
Solid powder |
Appearance | white crystalline powder |
identification | positive reaction |
Purity | Melting point | 65.0-70.0°C |
PH | 3.3-5.0 |
Loss on dry | is not more than 0.5% |
Heavy meatl | is not more than 0.002% |
Ferric salt | is not more than 1ppm |
Sulfate | is not more than 0.01% |
Residue on ignition | is not more than 0.1% |
Assay | the assay of C2H7NS•HCl should not be less than 99.0% |
Usage
It is an intermediate in the production of drugs such as cimetidine and ranitidine. Biochemical reagents, chelating agents for heavy metal ions, etc.