cas 54-85-3 Isoniazid Isoniazid cas 54-85-3
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Isoniazid CAS:54-85-3
1.Assay:99~101%
2.Pharmaceutical Intermediate
3.ISO 9001:2008
4.Appearance:white crystalline powde
Items |
Standard |
Results |
Characters |
A white crystalline powder or colorless crystals |
A white crystalline powder |
Identification |
Conforms |
Conforms |
Melting Point |
170-174°C |
171-172°C |
PH |
6.0-8.0 |
7.1 |
Solution Colour |
Conforms |
Conforms |
Clearness |
Conforms |
Conforms |
Hydrazine and related substances |
Conforms |
Conforms |
Loss on drying |
≤0.5% |
0.11% |
Sulphate ash |
≤0.1% |
0.02% |
Heavy Metals |
≤0.001% |
<0.001% |
Assay |
99.0~101.0% |
99.40% |
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