技术规格说明书
产品名称
左旋甲状腺素钠 水合物 PESTANAL®, analytical standard
产品编号
32995
产品品牌
sial
化学文摘社编号
25416-65-3
分子量
798.85 (anhydrous basis)
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | White to Light Yellow to Light Beige |
| APPEARANCE (FORM) | Powder or Crystals |
| PURITY (HPLC AREA %) | ≥ 98.0 % |
| SPECIFIC ROTATION (20/D) | -5.5 ± 1.0 Degrees |
| CONCENTRATION | C=3% in ETHANOL:1N SodiumHydroxid =2:1 |
| WATER | ≤ 12.0 % |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| EXPIRY PERIOD | 60 MONTHS |