Certificate of Analysis

Product Name CHLORO PHENOL RED indicator AR
CAS Number 4430-20-0
Molecular Formula C19H12Cl2O5S
Catalogue No. AL00462
Molecular Weight 423.27 g/mol
Batch Number AL-2026-AL00462
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Assay ≥ 98% 99.5%
Melting Point 190-192 °C 191 °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, soluble in alcohol Slightly soluble in water, soluble in alcohol.
Result: The above product is expected to comply with AR grade grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
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