Penstel Ponstan Ponstan
1. Competetive Price
2. Top quality
Items |
Standards |
Results |
Appearance |
White to off-white crystalline powder |
Conforms |
Identification |
Meet the requirements |
Conforms |
Loss on Drying |
≤1.0% |
0.01% |
Heavy metals |
≤0.002% |
<0.001% |
Residue on Ignition |
≤0.1% |
0.02% |
Melting Point |
129.0°C~134.0°C |
130.5°C~131.5°C |
Specific rotation |
-57°~-61° |
-59.0° |
Chromatographic purity |
Meet the requirements |
Conforms |
Residual solvents |
Toluene ≤0.0890% N,N-dimethylformamide ≤0.0880% |
Conforms Conforms |
Assay |
98.0%~102.0% |
100.0% |
CAS NO:15170-74-8
CAS NO:15170-74-8
CAS NO:15170-74-8
CAS NO:15170-74-8
CAS NO:15170-74-8
CAS NO:15170-74-8
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