Certificate Of Analysis
Part Number: SD-161221
Product Name: SudanI
General Information:

LOT NUMBER: CN210113-03
FORMULA: C16H12N2O
FORMULA WEIGHT: 248.29
CAS NUMBER: 842-07-9
MDL NUMBER: MFCD00003911
QUALITY RELEASE DATE: 13-Jan-2021
EXPIRATION DATE: 12-Jan-2025
LONG TERM STORAGE: Room Temperature
Test |
Specification |
Result |
Appearance(Color) |
Orange to Red-Orange |
Red-Orange |
Appearance(Form) |
Powder |
Powder |
Proton NMR Spectrum |
Conforms to Structure |
Conforms |
Purity(HPLC) |
≥97.5% |
99.91% |
ILambda max. |
477.0 to483.0 nm(MeH) |
478.0 nm(MeOH) |
Absorbance(E1%1cm) |
min.590(MeH,477.0 to483.0 nm) |
603(MeOH,478.0 nm) |
Recommended Retest Period |
---- |
4 Years |
Note: 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.
注:以上信息仅供参考,以产品附带证书为准。