Certificate Of Analysis
Part Number: CRY-734-20
Product Name: B-Carotene
General Information:

LOT NUMBER: AL210415-30
FORMULA: C40H56
FORMULA WEIGHT: 536.87
CAS NUMBER: 7235-40-7
MDL NUMBER: MFCD00001556
QUALITY RELEASE DATE: 15-Apr-2021
EXPIRATION DATE: 14-Apr-2024
LONG TERM STORAGE: -20℃
Test |
Specification |
Result |
Appearance(Color) |
Dark Red-Purple to Red-Brown |
Red-Brown |
Appearance(Form) |
Powder |
Powder |
Proton NMR Spectrum |
Conforms to Structure |
Conforms |
Purity(HPLC) |
≥98.00% |
98.95% |
Loss on Drying |
≤0.2% |
0.00% |
Recommended Retest Period |
---- |
3 Years |
Note: Stanford Chemicals guarantees the purity of this chemical standard +/- 1.0 % eviation prior to the expiration date shown on the label. This guarantee is exclusive of any contamination caused by the customer.
注:以上信息仅供参考,以产品附带证书为准。