Cefathiamidine CAS NO.33075-00-2

Characteristics :White or almost white crystalline powder Identification: Meets the requirements Specific optical rotation: +135°~+1…

 Characteristics :White or almost white crystalline powder 

Identification: Meets the requirements 

Specific optical rotation: +135°~+145° 

PH :4.0~6.0 

Clarity and color of solution :Clear or clarity of solution ≤1#

                                Color ≤(Y,YG) 6#

Foreign insoluble matter: Meets the requirements 

Particular matter :10μm:≤6000ppm

                   25μm:≤600ppm

Water: ≤1.50% 

Residue solvents: Dichloromethane:≤0.06%

                  Ethanol：≤0.50%

                  Acetone：≤0.50%

                  Isopropanol：≤0.50%

                  Methanol：≤0.30%

Related substance: Single impurity: ≤0.50%

                   Total impurities:≤1.50%

Bacterial endotoxins: ﹤0.075EU/mg 

Sterility :Conforms

Assay :≥97.0%( on anhydrous basis,C19H28N4O6S2)