甲醇≤0.3%
Methanol ≤0.3%
未检出
Not detected
乙醇≤0.5%
Ethanol ≤0.5%
0.025%
丙酮≤0.5%
Acetone ≤0.5%
乙腈≤0.041%
Acetonitrile ≤0.041%
乙酸乙酯≤0.5% Ethyl acetate ≤0.5%
未检出 Not detected
DMF≤0.088%
二氯甲烷≤0.06% Dichloromethane ≤0.06%
含 量
Assay
以干燥品计,含C22H19N3O4应为97.5%~102.0%
99.8%