... hydrogen peroxide. It dissolves into water rapidly to release oxygen and provides powerful cleaning, bleaching, stain removal and ... no pollution. Due to the bleaching capacity of active oxygen released into the water, Sodium Percarbonate shows well performance ... Uncoated CoatedAppearance: Free flowing white granule Free flowing white granuleActive Oxygen: (%) 13.5 min 13.0 minBulk density, g/ ...