Certificate of Analysis

Product Name SODIUM METABORATE 98% (tetrahydrate)
CAS Number 10555-76-7
Molecular Formula NaBO2·4H2O
Catalogue No. AL02526
Molecular Weight 137.86 g/mol
Batch Number AL-2026-AL02526
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Assay ≥ 98% 98.5%
Moisture Content ≤ 1% 0.5%
Residue on Ignition ≤ 0.5% 0.3%
Solubility 50 g/L in water at 20 °C 52 g/L
Result: The above product is expected to comply with 98% grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
ISO Certifications