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。