di-Sodium tetraborate decahydrate (BORAX) AGR, 500 g

Colourless crystals/ white powder

Assay 99.5 - 100.5%,insol. in water < 0.005%,pH (25°C) 9.15 - 9.20,Cl- < 0.001%,PO4 < 0.001%,SO4 < 0.005%,Heavy metals (Pb) < 0.001%,Ca < 0.005%,Fe < 0.0005%