USD $6.00-9.00 / Gram
USD $5.00-10.00 / Gram
USD $6.00-9.00 / Gram
USD $6.00-9.00 / Gram
USD $5.00-10.00 / Gram
USD $6.00-9.00 / Gram
USD $5.00-10.00 / Gram
USD $5.00-10.00 / Gram
USD $5.00-10.00 / Gram
good quality
competitive price
on time delivery
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% |