USD $5.00-10.00 / Gram
USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
ep/usp standard
dexamethasone sodium phosphate
appearance |
white or slightly yellow crystalline powder |
identification |
a b conforms |
ph |
7.5-10.5 |
specific optical rotation |
+74.0 ° ~+82.0° |
related substance |
any individual impurity: ≤1.0% total impurities: ≤2.0% |
inorganic phosphates |
≤1.0% |
limit of free dexamethasone |
≤1.0% |
ethanol |
≤8.0% |
ethanol and water |
≤16.0% |
residual solvents |
acetone:≤5000ppm methanol:≤3000ppm |
assay |
97.0~102.0% |