标准物质一站式采购平台
Part Number:T-1077
Product Name:a-Tocopherol
General Information:
FORMULA:C29H5002
FORMUL A WEIGHT:430.71

CAS NUMBER:10191-41-0
LONG TERM STORAGE:2-8℃
|
Test |
Specification |
Result |
|
Appearance (Color) |
Yellow to Very Dark Yellow and FaintBrown to Browm | Yellow |
| Appearance (Turbidity) | Clear | Clear |
|
Appearance (Form) |
Liquid | Liquid |
|
Proton NMR Spectrum |
Conforms to Structure |
Conforms |
|
Purity(GC) |
≥97.0% |
99.22% |
| Specific gravity (20/20) | 0.9470 to 0.9550 | 0.9480 |
| Refractive index n20/D | 1.5030 to 1.5070 | 1.5060 |
|
Recommended Retest Period |
—— |
3 Years |
Note: Stanford Chemicals guarantees the purity of this chemical standard +/- 0.5 % deviationprior to the expiration date shown on the label. This guarantee is exclusive of anycontamination caused by the customer .
注:以上信息仅供参考,以产品附带证书为准。
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