Certificate of Analysis

Product Name ERYTHROMYCIN ESTOLATE Extra Pure
CAS Number 3521-62-8
Molecular Formula C40H71NO14·C12H26SO4
Catalogue No. AL0669B
Molecular Weight 1056.39 g/mol
Batch Number AL-2026-AL0669B
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Assay ≥ 98% 99.5%
Moisture Content ≤ 1% 0.5%
Residue on Ignition ≤ 0.1% 0.05%
Related Substances None detected None detected
Solubility Insoluble in water Insoluble in water.
Result: The above product is expected to comply with Extra Pure grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
ISO Certifications