dust mask type N95 (US), Eyeshields, Faceshields, Gloves
安全公开号
22-26-36/37
产品相关信息
适用性
meets USP testing specifications
理化性质
熔点
198-200 °C (dec.)(lit.)
描述信息
Application Used to select for ampicillin resistance in mutated and transformed cells. Biochem/physiol Actions A β-lactam antibiotic with an amino group side chain attached to the penicillin structure. Penicillin derivative that inhibits bacterial cell-wall synthesis (peptidoglycan cross-linking) by inactivating transpeptidases on the inner surface of the bacterial cell membrane. Bactericidal only to growing Escherichia coli . Mode of resistance: Cleavage of β-lactam ring of ampicillin by β-lactamase. Antimicrobial spectrum: Gram-negative and Gram-positive bacteria.