Certificate of Analysis

Product Name DIPHENYLAMINE 99% AR
CAS Number 122-39-4
Molecular Formula C12H11N
Catalogue No. AL0648A
Molecular Weight 169.23 g/mol
Batch Number AL-2026-AL0648A
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Purity ≥ 99% 99.5%
Melting Point 54-56 °C 55 °C
Moisture Content ≤ 0.5% 0.3%
Residue on Ignition ≤ 0.1% 0.05%
Related Substances None detected None detected
Solubility Slightly soluble in water Slightly soluble, clear solution in ethanol
Result: The above product is expected to comply with AR grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
ISO Certifications