Certificate of Analysis

Product Name POLYETHYLENE GLYCOL 4000 For Molecular Biology
CAS Number 25322-68-3
Molecular Formula H(OCH2CH2)nOH
Catalogue No. AL01211
Molecular Weight 3500-4000 g/mol
Batch Number AL-2026-AL01211
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Assay (Purity) ≥ 99% 99.5%
Moisture Content ≤ 1% 0.5%
Residue on Ignition ≤ 0.1% 0.05%
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 For Molecular Biology grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
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