USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
USD $25.10-28.30 / Gram
USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
name | ampicillin trihydrate | |
molecular formula | c16h19n3o4s | |
appearance | white crystalline powder | |
specification | ||
testing terms | standards | results |
assay(caculated with the reference to the anhydrous substance) | 96.0%~100.5% | 99.0% |
ph | 3.5~5.5 | 4.5 |
appearance of solution | ≤2# | 0.5 |
water | 12.0%~15.0% | 13.6% |
related substances | impurityindividual≤1.0% | 0.24% |
specific optical rotation |
+280''~+305'' | +300'' |
sulfated ash |
≤0.5% | 0.09% |
n.n-dimethylanlline | ≤20ppm | never used in the production |
conclusion: complies with bp2007 standard |