USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
1. hubei jusheng technology co., ltd., is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates in china.
2. the yearly production capacity is 50000mt, 80% for export.we have a professinal export team. both by air and by sea,we ensure that we meet the customer expectations with promptness.
3. our company facing global high-tech pharmaceutical raw materials, high complex new type intermediates, fine chemicals custom synthesis, scale-up production and rare chemicals trade. corey have well-equipped machine, strong technical force and considerate marketing team service.
4. we also have rich experience advantage in basic research, small scale process development, scale-up, industrial technology development & production and cost control.
product name | biotin | test no. | b10020020 |
specification | drug substance | batch no. | 140502 |
sample source | plant210 | package | drum |
mfg. date | 2014/5/2 | quantity | 81.5kg |
expiry date | 2017/5/1 | report date | 2014/5/4 |
test standard | usp36 | ||
test items | specification | test results | |
1 appearance | a white or almost white crystalline powder | a white crystalline powder | |
identification ir specific rotation [a] 25 d retention time |
to match with the reference ir spectrum +89°~+93° should be similar to that of reference solution |
conforms +90° conforms |
|
3 loss on drying | ≤0.4%,in-house | 0.02% | |
residual solvents benzene toluene dmso |
≤2ppm ,in-house ≤100ppm,in-house ≤5000ppm,in-house |
≤0.2ppm ≤10ppm ≤500ppm |
|
related substances any impurity total impurities |
≤1.0% ≤2.0% |
0.33% 0.53% |
|
microbial test total viable aerobic count total yeasts and moulds counts escherichia coli staphylococcus aureus pseudomonas aeruginosa enterobacteria salmonella species |
≤1000cfu/g ,in-house ≤100cfu/g ,in-house n.d./1g,in-house n.d./1g,in-house n.d./1g,in-house n.d./1g,in-house n.d./1g,in-house |
/ / / / / / / |
|
7 assay | 97.5%~100.5% | 98.9% | |
conclusion | conform to usp 36 |