... Ferric Sulphate ) used in water treatment polymeric ferric sulphate PFS,for water treatment A, Product specifications: ... % , ≤0.00150.0001Non-soluble, % , ≤0.50.4 C.Application features:1. The economy, high quality, and ... product, can according to the corresponding agent concentration calculation for discretion. General ... dry, moistureproof, avoid hot place (< 80 oc, do not damage the packaging, ...