Certificate Of Analysis
Part Number: XZT-146681
Product Name: Zeaxanthin
General Information:

LOT NUMBER: YT210613-08
FORMULA: C40H56O2
FORMULA WEIGHT: 568.87
CAS NUMBER: 144-68-3
MDL NUMBER: MFCD08435940
QUALITY RELEASE DATE: 13-Jun-2021
EXPIRATION DATE: 12-Jun-2023
LONG TERM STORAGE: -20℃
| Test |
Specification |
Result |
| Appearance(Color) |
Red to Dark Red |
Dark Red |
| Appearance(Form) |
Powder |
Powder |
| Proton NMR Spectrum |
Conforms to Structure |
Conforms |
| Purity(HPLC) |
≥98.00% |
98.30% |
| Uncertainty |
---- |
+/- 1.0 % |
| Loss on drying |
≤2.0% |
Conforms |
| Recommended Retest Period |
---- |
2 Years |
Note: Stanford Chemicals guarantees the purity of this chemical standard +/- 2.0 % deviation 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。