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
ampicillin
assay :99%min
standard :usp25 bp2000
orafenib tosylate
ampicillin
assay :99%min
standard :usp25 bp2000
name |
ampicillin trihydrate |
|
molecular formula |
c16h19n3o4s |
|
appearance |
white crystalline powder |
|
specification |
||
testing terms |
standards |
results |
assay |
96.0% |
96% |
ph |
3.5~5.5 |
4.2 |
appearance of solution |
≤2 |
0.5 |
water |
12.0%~15.0% |
13.7% |
related substances |
≤1.0% |
0.65% |
specific optical rotation |
+280''~+305'' |
+295'' |
sulfated ash |
≤0.5% |
0.32% |