The chemical assay of benzathine penicillin.
D001681:Biological Assay; D002623:Chemistry Techniques, Analytical; D010401:Penicillin G Benzathine; D010406:Penicillins / Q000031:analogs & derivatives
D010406:Penicillins; D010401:Penicillin G Benzathine
CHEMICAL ANALYSIS; PENICILLIN/derivatives