Sodium percarbonate 2.5kg ecological whitener the drugstore Sodium percarbonate (or sodium), also called solid hydrogen peroxide, is a traditional laundry stain remover and whitener. Say goodbye to yellowed or grayed laundry, this product restores a beautiful whiteness to your laundry and removes the most stubborn stains. It is composed of hydrogen peroxide and soda, which are released in water at 40°C. Physico-chemical characteristics: - CAS No: 15630-89-4 - pH: 10.6 +/- 0.2 (1% solution) - Solubility in water: 150 g/L (at 20°C) - Available oxygen (AvOx) ≥ 13% - Bulk density 900-1200 g/L - Average particle size: 650 - 900 µm - Dissolution rate: ≥ 90%/min Packaging in recyclable kraft bag.