Sodium penicillin

Sodium penicillin

Product description:

English name: Penicillin g Na salt; Benzylpenicillin sodium salt
Other names: penicillin g sodium; Benzyl penicillin sodium; Ampicillin, sodium salt; Penicillin; (2S, 5R, 6R)-33-dimethyl-(2-phenyl-acetamide) mixed -1-Aza -7-oxo-sulfur double [3.2.0] heptane carboxylic acid, sodium salt; 33-dimethyl -7--oxo- -6-[(benyixianji) Anji]-4--sulfur mixed -1-Aza bicyclo [3.2.0] heptane carboxylic acid monosodium salt; 6-acetamido-aminopenicillanic acid sodium
CAS number: 69-57-8
C16H17N2NaO4S =356.38
Level: USP Grade
Content: ≥ 96%
Potency: ≥ 1603u/mg
pH : 5.0~7.5
Loss on drying: ¡ü 0.5%

Absorbance: 280 mm wavelength shall not 0.10; 264 mm wavelength should be 0.80~0.88
Penicillin polymers: peak area calculation by the external standard method, polymer containing penicillin to penicillin shall be not more than 0.08%
Appearance: white crystalline powder, odorless or micro-specificity of smelly, decomposition points to 215. Easily soluble in water, soluble in ethanol, insoluble in fats oil liquid paraffin. Moisture, acid, alkali, oxidant enzymes can make penicillin penicillin beta-lactam ring of open failure. Nature more stable crystalline penicillin sodium salt and its aqueous solution at room temperature for failure, not boiling sterilization. Sterilization by filtration of penicillin g sodium solution stored in 2~8℃ after a week at-20 c for longer periods of time at 37 ° c can only be kept for 3 days
Use: biochemical studies. Inhibition of bacterial cell wall synthesis. Antimicrobial spectrum: Gram positive bacteria.
Save: 2~8℃