USD $5.00-10.00 / Gram
USD $5.00-10.00 / Gram
USD $10.00-100.00 / Kilogram
USD $10.00-100.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $70.00-90.00 / Kilogram
USD $70.00-90.00 / Kilogram
USD $70.00-90.00 / Kilogram
items |
specifications |
results |
---|---|---|
appearance |
white or pale yellow powder |
pale yellow powder |
identification |
h-nmr ms |
conforms |
melting point |
228-230。 |
conforms |
loss on drying |
≤0.5% |
0.05% |
residue on ignition |
≤0.1% |
conforms |
related impurity by hplc |
total impurity ≤1.0% single impurity ≤0.1% |
0.8% 0.03% |
assay(hplc) |
≥99.0% |
99.50% |
items |
specifications |
results |
---|---|---|
appearance |
white or pale yellow powder |
pale yellow powder |
identification |
h-nmr ms |
conforms |
melting point |
228-230。 |
conforms |
loss on drying |
≤0.5% |
0.05% |
residue on ignition |
≤0.1% |
conforms |
related impurity by hplc |
total impurity ≤1.0% single impurity ≤0.1% |
0.8% 0.03% |
assay(hplc) |
≥99.0% |
99.50% |