Biapenem 98%min supplier Pharmaceutical API Antibiotic Antifungal drugs made in china CAS NO.120410-24-4

Appearance

White to light yellow crystalline powder, Odourless. slightly soluble in water ,Almost insoluble in methanol, ethanol and acetonitrile

Identification 

chemical reaction

UV

IR

Piositive 

Should have the largest wavelength absorption at 292-296 nm 

Shall conform to the reference substance of the solution

Optical rotation 

-28°~ -35°

PH

4.0-6.0

Clarity and color of solution

Conforms 

Related  substance

Total impurities

≤1.0%

The biggest single impurity

≤0.5%

Biapenem polymer

≤0.5%

Methanol

≤0.3%

Acetone

≤0.3%

Acetonitrile

≤0.041%

Dichloromethane

≤0.06%

Tetrahydrofuran

≤0.072%

Loss on drying

≤0.5%

Residue on ignition

≤0.2%

Heavy metals

≤10ppm

Visible foreign matter

Conforms 

Insoluble particle

Conforms 

Sterility

Conforms 

Bacterial endotoxin

 <0.5EU/ mg 

Assay

98.0-102.0% of Biapenemon the dried basis