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Certificate of Analysis
Product Name: 3,3'-Diaminobenzidine Catalogue Number: RR-7071
Batch Size: N/A Lot Number: 20240208
CAS Number: 91-95-2 Production Date:
Molecular Formula: C12H14N4 Report Date: 2024-02-06
Molecular Weight: 214.27 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
APPEARANCE Off White to brown powder Almost off white
MELTING POINT Above 173°C-178°C Above 175°C
Moisture content/ Loss on drying NMT-0.5% LOD-0.3 %
Solubility For information 200 mg in 5ml DMSO
PURITY BY HPLC NLT-98% 99 %
Identification by NMR Should Confirms to the structure Complies
Identification by IR Should Confirms to the structure Complies
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