技术规格说明书
产品名称
L-苹果酸 ReagentPlus®, ≥99%
产品编号
02288
产品品牌
sial
化学文摘社编号
97-67-6
分子量
134.09
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Colorless or White |
| APPEARANCE (FORM) | Powder or Crystals |
| TITRATION (T) NAOH 0.1M | 99.0 - 101.0 % |
| PURITY (HPLC AREA %) | ≥ 99.0 % |
| SPECIFIC ROTATION (20/D) | -32.0 - -28.0 Degrees |
| CONCENTRATION | C=5.5 IN PYRIDINE |
| WATER | ≤ 0.3 % |
| SULFATED ASH | ≤ 0.1 % |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| IRON TRACES (F-AAS) | ≤ 10 mg/kg |