title: Animpurity in some commercial penicillin preparations which interferes with the diazo reaction in determining blood phenols.
authors.forename: J C
authors.initials: JC
authors.lastname: HARTNETT
mesh_terms: D001769:Blood; D006801:Humans; D010406:Penicillins; D010636:Phenols
chemical_list: D010406:Penicillins; D010636:Phenols
keywords: BLOOD/phenols; PENICILLIN/preparation