Certificate of Analysis

Product Name 3,3-DIAMINO BENZIDINE 99% Purified
CAS Number 91-95-2
Molecular Formula C12H14N4
Catalogue No. AL2166A
Molecular Weight 214.27 g/mol
Batch Number AL-2026-AL2166A
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Assay ≥ 99% 99.5%
Moisture Content ≤ 0.5% 0.3%
Residue on Ignition ≤ 0.1% 0.05%
Related Substances None detected None detected
Solubility Soluble in dimethylformamide and dimethyl sulfoxide Soluble in both solvents
Result: The above product is expected to comply with 99% Purified grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
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