牛胰岛素Insulin
- 产品型号： sigma I-5500
- 简单描述
- Product Name Insulin from bovine pancreas,≥27 USP units/mg (HPLC), powder Product Number I5500 Product Brand SIAL CAS Number 11070-73-8 Molecular Weight 5733.49 Storage Temp −20°C
详细介绍
| TEST | SPECIFICATION |
| APPEARANCE | WHITE TO OFF-WHITE POWDER |
| SOLUBILITY | CLEAR COLORLESS SOLUTION AT 2MG PLUS 1ML WATER （PH ADJUSTED TO 2.0 WITH HYDROCHLORIC ACID） |
| ELEMENTAL ANALYSIS * | 14.5 TO 16.0% NITROGEN |
| APPROX. 0.5% ZINC | |
| LOSS ON DRYING | NMT 10% |
| HPLC POTENCY * | NLT 27 USP UNITS/MG |
| RECOMMENDED RETEST | 2 YEARS |
| NOTE | * DRY BASIS |
| DOCUMENT # I5500/11/08/99/6 |