Anti corrosion balls( siliphos balls) Product identification: Cas no 23209-59-8 Molecular formula (napo3)6 Specification: All percentages are by weight unless otherwise specified. (10 ppm = 0.001%) Item Value Unit Index Purity(as p2o5) 71.0 % Min Inactive phosphate 7.0 % Max Water insoluble 0.05 % Max Fluoride 35 Ppm Max Heavy metal(as pb) 8 Ppm Max Arsenic(as) 3 Ppm Max Ph value 3.5-4.0 Ball size 20.0í+0.5 Mm Average weight: 10.0 + -0.5 G/ball Average dissolution in clean water 0.03 ¿c 0.06 G/24 hours Appearance: Transparent glassy ball Available packaging: 25kg plastic drum with pe liner. Applications: Prevents hard water lime-scale and soft water corrosion; Keeps pipe-work clear and energy costs down; preventsí¦browní¦ water, protects pipe-work and keeps maintenance costs down; Compact, flexible and quick to install on vertical and horizontal pipe-work with top or bottome entry; For single applicances or í¦whole houseí¦ water supply; Saft for drinking water and all domestic appliances -100% food grade material. White plastic drum