Insulin
Specifications
- Origin
- China (Mainland)
Quick answerInsulin is a Chemical Reagents product. Key specs — Origin: China (Mainland).
Product Description
| CAS:11070-73-8 | Packing:1g,5g,10g
English Name:InsulinMolecular Formula:C254H377N65O75S6Molecular Wt: 5733.49
| SPECIFICATION PROPERTIES | STANDARD | RESULTS | | Characters | Light yellow powder and little smell of meet | Passed | | Identification | HPLC : identical with RS | Passed | | Peptide mapping :identical with RS | Passed | | Species of origin | Conform requirement | Passed | | Visible impurities | undetection | undetection | | Valence | ≥ 26 U/mg | 27.6 U/mg | | Endotoxins | ≤ 10 EU/mg | 10 EU/mg | | High molecular mass proteins(SEC) | ≤ 1.0% | 0.3% | | Loss on drying (105deg/24hours) | ≤ 10.0% | 4.2% | | Nitrogen (dried substance) | 14.5 to 16.5% | 15.1% | | Proinsulin (EIA/dried substance) | ≤ 10 ppm | 1 ppm | | Purity (HPLC) | ≥ 94.0% | 95.0% | | Related substances (HPLC) | A-21 desamido: ≤3.0% | 2.8% | | Total others: ≤3.0% | 2.2% | | Solvent residue | Ethanl : ≤7% | 2.0% | | Specific absorption(276nm/ dried substance) | 9.6 to 11.2 | 10.7 | | Sulphated ash (resiue on ignition/ dried substance) | ≤2.5% | 0.5% | | Viable count | ≤ 300 CFU/g | 3 CFU/g | | Zinc (AAS/ dried substance) | ≤ 1.04% | 0.42% |
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