Certificate Of Analysis
Part Number: BAD-104667
Product Name: Benzidine
General Information:

LOT NUMBER: AL210502-13
FORMULA: C12H12N2
FORMULA WEIGHT: 184.24
CAS NUMBER: 92-87-5
MDL NUMBER: MFCD00039765
QUALITY RELEASE DATE: 2-May-2021
EXPIRATION DATE: 1-May-2025
LONG TERM STORAGE: Room Temperature
Test |
Specification |
Result |
Appearance(Color) |
Faint Beige to Beige |
Beige |
Appearance(Form) |
Powder |
Powder |
Proton NMR Spectrum |
Conforms to Structure |
Conforms |
Purity(HPLC) |
≥95.0% |
95.69% |
Uncertainty |
---- |
+/- 2.0% |
Recommended Retest Period |
---- |
4 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。