产品介绍
Product Description
General description
No detectable growth in tryptone soy broth at 30-35 °C for 14 days
Biochem/physiol Actions
β-Lactamases exhibit high carbapenemase activity. β-lactamases can destroy the β-lactam ring. True carbapenemases has the ability to hydrolyse several β-lactam ring containing carbapenems like meropenem, doripenem, imipenem and ertapenem.
Physical form
Lyophilized powder containing sodium chloride, potassium phosphate, dipotassium phosphate and sorbitol.
Other Notes
600-1500 IU beta-lactamase I per vial
60-150 IU beta-lactamase II per vial
One unit will hydrolyze 1.0 μmole substrate per min (βI: benzylpenicillin; βII: cephalosporin C) in phosphate buffer, pH 7.0 at 25°C.
技术参数
Specifications
| recombinant | expressed in E. coli |
| Quality Level | 200 |
| sterility | γ-irradiated |
| form | lyophilized powder |
| storage temp. | 2-8°C |
