产品应用资料　常见问题回答　过碳酸钠的漂白机理 　过碳酸钠优点： 　物质安全数据单 　技术指标 　 Item Specifications (Uncoated Type) Effective Active Oxygen ≥13.5% Appearance White flowing granule Iron Content ≤20PPm Apparent Density 800-1050g/l Active Water ≤2.0% 3% Aqueous Solution Ph Value 10-11 Granule Diameter ≤1.0mm Packing 25kg(woven bag lined with film one) Item Specifications (CoatedType) Effective Active Oxygen 11.5-13.5% Appearance White flowing granule Wet Stability ≥58.0% Iron Content ≤20ppm Apparent Density 900-1200g/1 Active Water ≤1.0% 3% Aqueous Solution Ph Value 10-11 Item Specifications (Low [O] Type) Effective Active Oxygen 11.0-12.0% Appearance White flowing granule Iron Content ≤20ppm Apparent Density: 750-1000g/1 Active Water ≤2.0% 3% Aqueous Solution Ph Value 10-11