技术规格说明书
产品名称
DL-缬氨酸 analytical standard
产品编号
53721
产品品牌
sial
化学文摘社编号
760-78-1
分子量
117.15
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | White to Off White |
| APPEARANCE (FORM) | Powder or Crystals |
| TITRATION (NT) HCLO4 0.1M | 98.5 - 101.5 % |
| PURITY (HPLC AREA %) | ≥ 98.5 % |
| SPECIFIC ROTATION (20/D) | -0.1 - 0.1 Degrees |
| CONCENTRATION | C=2 in 5M HCl (25C) |
| CARBON CONTENT | 51.26% (Theory) |
| HYDROGEN CONTENT | 9.46% (Theory) |
| NITROGEN CONTENT | 11.96% (Theory) |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| EXPIRY PERIOD | 36 MONTHS |