| Product Name | 4-Methylumbelliferone sodium salt, ≥98% (HPLC), crystalline |
| Product Number | M1508 |
| Product Brand | SIGMA |
| CAS Number | 5980-33-6 |
| Molecular Weight | 198.15 |
| TEST | SPECIFICATION |
| APPEARANCE | YELLOW POWDER |
| SOLUBILITY | CLEAR LIGHT YELLOW TO DARK GREEN- YELLOW SOLUTION AT 50MG/ML IN WATER |
| WATER BY KARL FISCHER | < OR = 9% (1 MOL/MOL) |
| ELEMENTAL ANALYSIS * | 59.4 TO 61.8% CARBON |
| 11.0 TO 12.2% SODIUM | |
| PURITY BY THIN LAYER CHROMATOGRAPHY | > OR = 98% |
| RECOMMENDED RETEST | 4 YEARS |
| * ANHYDROUS BASIS | |
| DOCUMENT # | M1508/07/28/09/3 |