Certificate Of Analysis
Part Number: C-115P009
Product Name: Crocin
General Information:

LOT NUMBER: PR210605-11
FORMULA: C44H64O24
FORMULA WEIGHT: 976.96
CAS NUMBER: 42553-65-1
QUALITYRELEASE DATE: 5-Jun-2021
EXPIRATION DATE: 4-Jun-2023
LONG TERM STORAGE: 2-8℃
Test |
Specification |
Result |
Appearance(Color) |
Red |
Red |
Appearance(Form) |
Powder |
Powder |
Proton NMR Spectrum |
Conforms to Structure |
Conforms |
Purity(HPLC) |
≥98.00% |
98.68% |
Uncertainty |
---- |
+/- 0.5 % |
Water by Karl Fischer |
≤5.0 % |
2.00% |
Recommended Retest Period |
---- |
2 Years |
Note: Stanford Chemicals guarantees the purity of this chemical standard +/- 0.5 % 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。