Certificate Of Analysis
Part Number: V-8951
Product Name: VitaminA
General Information:

LOTNUMBER: RE220210-06
FORMULA: C20H30O
FORMULA WEIGHT: 286.45
CAS NUMBER: 68-26-8
MDL NUMBER: MFCD00001552
QUALITYRELEASE DATE: 10-Feb-2022
EXPIRATION DATE: 9-Feb-2024
LONG TERM STORAGE: -20℃
Test |
Specification |
Result |
Appearance(Color) |
Yellow |
Yellow |
Appearance(Form) |
Paste or solid |
Conforms |
Proton NMR Spectrum |
Conforms to Structure |
Conforms |
Purity(HPLC) |
≥98.0% |
99.335% |
Loss on drying |
≤2.0% |
Conforms |
Recommended Retest Period |
---- |
2 Years |
Note 1: Stanford Chemicals guarantees the purity of this chemical standard +/- 0.5 % deviation prior to the expiration date shown on the label. This guarantee is exclusive of any contamination caused by the customer.
Note 2: We suggest this chemicals use once time after open the sealed package.If not used completely, please store in the specified temperatureBut if you do this, the product will be valid for only one month.
注:以上信息仅供参考,以产品附带证书为准。