Na2B4O7.10H2O, 1 Kg

Borax, Hi-ARTM Synonim : di-Sodium tetraborate decahydrate, Hi-ARTM Molecular Formula : Na2B4O7.10H2O Molecular Weight _x000D_: 381.37 CAS No. : 1303-96-4 EC No. : 215-540-4 HS Code : 2840 19 90 Shelf Life : 4 years Appearance : Colourless or white crystals or powder or solid Solubility : 33.3 mg soluble in 1 mL of water pH (4% in water at 25C)_x000D_: 9.00 - 9.60 Calcium (Ca) : lt;= 0.005% Chloride (Cl) : lt;= 0.001% Copper (Cu) : lt;= 0.0005% Iron (Fe) : lt;= 0.0005% Lead (Pb) : lt;= 0.0005% Magnesium (Mg) : lt;= 0.002% Phosphate (PO4) : lt;= 0.001% Sulfate (SO4) : lt;= 0.005% Water insoluble matter_x000D_: lt;= 0.005% Assay (NaOH Titration) : 99.50 - 105.00%