dust mask type N95 (US), Eyeshields, Faceshields, Gloves
德国WGK号
2
GHS警示词
Danger
GHS警示性声明
P261-P280-P305+P351+P338-P342+P311
RTECS编号
XH8425000
安全公开号
22-26-36/37
保存温度
2-8°C
欧盟危险性物质标志
有害性 (Xn)
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.