起订量:
Roche 11376497001 Insulin, human;Roche 11376497001*原装
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产地:Roche
货号:11376497001
Contents
Lyophilizate from a hydrochloric acid solution (pH 2.3) (crystalline insulin), before lyophilization filtered through 0.2 μm pore size membrane
Quality
Purity: >98% (SDS-PAGE)
Endotoxin level: <0.1 EU/µg (LAL-test)
Note: 1 EU corresponds to 0.1 ng
Additional Information
Special Interest Sites
Cellular Analysis Interest Site Instructions for Use and Material Safety Data Sheets
Catalog Number:11376497001
Product Description
Primary structure: Two polypeptide chains (A-chain: 21 amino acids, B-chain: 30 amino acids, connected by two disulfide bridges) identical to natural, human insulin.
Specific activity/EC 50 : <250 ng/ml, at least the same specific activity (EC 50 ) compared to the indicated standard is guaranteed .
EC 50 definition/Unit definition: The concentration of human insulin that is required to support half-maximal stimulation of cell proliferation (MTT cleavage) with 3T3 (A31) cells.
Species specificity: active on most mammalian cells