Item | Specification |
---|---|
Appearance |
Beige to yellow powder |
Identification |
1 HNMR confirms to structure |
LCMS |
LCMS Conforms to MW |
Water |
≤0.5% |
Purity (HPLC) |
≥98.0% |
Heavy metals |
|
Pb |
≤0.5ppm |
As |
≤1.5ppm |
Cd |
≤0.5ppm |
Hg |
≤0. 1ppm |
Residual solvents |
|
Methanol |
≤3000ppm |
TBME |
≤1000ppm |
Toluene |
≤890ppm |
DMSO |
≤5000ppm |
Acetic Acid |
≤5000ppm |
Conclusion |
This product conforms to the specifications. |
Storage |
Store in a well-closed and dry place with room temperature and no |