penicillinn.青霉素
Penicillin measurement青霉素测量
penicillin O potassium青霉素O钾
Penicillin-G acylase青霉素G酰化酶
Penicillin V PotassiumPhenoxymethylpenicillin Potassium
penicillin antibiotics青霉素类抗生素
penicillin fermentation青霉素发酵
penicillin V benzathine[化] 苄星青霉素V
penicillinase eleetrode青霉素酶电极
penicillin phenoxybutyl[医] 苯氧丁基青霉素
penicillin G hydrolysis青霉素水解