Certificate of Analysis

Product Name METHYL ORANGE pH indicator
CAS Number 547-58-0
Molecular Formula C14H14N3NaO3S
Catalogue No. AL1024A
Molecular Weight 327.33 g/mol
Batch Number AL-2026-AL1024A
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Assay min. 95% 96.5%
Melting Point 173-175 °C 174 °C
Moisture Content max. 1% 0.5%
Residue on Ignition max. 0.5% 0.3%
Related Substances None detected None detected
Solubility Soluble in water Fully soluble in water at room temperature.
Result: The above product is expected to comply with pH indicator grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
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