NaturChem Barcelona

Penicillin G Procaine

Characters A white or almost white crystalline powder
Identification Meet the requirements
Solubility Slightly soluble in water, sparingly soluble in ethanol
pH 5.0   ̴ 7.0
Specific optical rotation   +165°   ̴ +180°
Water 2.8%   ̴ 4.2%
Related substances    
-4-aminobenzoic acid ≤ 0.024%
Any other impurities ≤ 1,0%
Bacterial endotoxins  Less than 0.101UI/mg
Sterility Meets the requirements
Assay (as anhydrous basis)  
-        Penicillin G procaine  96.0%   ̴ 102.0%
-        Procaine  39.0%   ̴ 42.0%
Residual solvents   
-        Ethyl acetate ≤ 5000ppm
-        n-Butanol ≤ 5000ppm
Potency (on wet basis) 1001u/mg

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