Formula: Na₂HPO₄•12H₂O Formula Weight: 358.14 CAS Number: 10039-32-4

CAS Number: 63231-67-4 Description: Suitable For Column Chromatography

Formula: SiO2·nH2O CAS Number: 63231-67-4 Specific Gravity: 1L = 2.10 Kg

Suitable for Use in Chromatographic Cleanup of Pesticide Residues CAS Number: 1343-88-0 Specific Gravity: 1L = 2.51 Kg

Synonyms: Diatomaceous Earth, Diatomaceous silica. CAS Number: 68855-54-9 For use in pesticide residue analysis after petroleum ether extraction.