| 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 |
| 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 |