技术规格说明书
产品名称
羟甲香豆素 钠盐 ≥98% (HPLC), crystalline
产品编号
m1508
产品品牌
sigma
化学文摘社编号
5980-33-6
分子量
198.15
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Faint Yellow to Yellow |
| APPEARANCE (FORM) | Powder |
| PURITY (HPLC AREA %) | ≥ 98 % |
| SOLUBILITY (COLOR) | Light Yellow to Dark Yellow and Light Green-Yellow to Dark Green-Yellow |
| SOLUBILITY (TURBIDITY) | Clear |
| SOLUBILITY (METHOD) | 50 MG/ML in WATER |
| WATER | ≤ 9 % |
| CARBON CONTENT | 59.4 - 61.8 % (ANHYDROUS BASIS) |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| ASSAY (ICP) | SODIUM 11.0 - 12.2 % (ANHYDROUS BASIS) |
| RECOMMENDED RETEST PERIOD | 48 MONTHS |