USD $5.00-10.00 / Gram
USD $5.00-10.00 / Gram
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 $10.00-100.00 / Kilogram
USD $5.00-10.00 / Gram
product name: vitamins b1
other name: vitamins b1
molecular formula: c12h17n4os.no3
cas number: 532-43-4
einecs number: 208-537-4
specification: pharm
expiry time: 2 years
storage: sealed store in dry places and keep away from strong direct light and heat.
item |
specifications |
results |
appearance |
white cryst powder |
white cryst powder |
identification |
positive |
positive |
ph |
6.0~7.5 |
7.2 |
chloride |
≤0.06% |
<0.06% |
loss on drying |
≤1.0% |
0.2% |
residue on ignition |
≤0.1% |
0.02% |
organic volatile impurities |
complies |
complies |
chromatographic purity |
≤1.0% |
0.3% |
residual solvents |
complies |
complies |
assay |
98.0~102.0% |
99.9% |