
Factory Direct Wholesale Ferrous Sulfate for Wastewater & Environmental Material Use. Cost-effective raw material, mainly refined from by-product of titanium dioxide production, lower procurement cost than polyferric sulfate & PAC cutting clients overall application expense. Available in anhydrous, monohydrate & heptahydrate grades for water treatment, agriculture fertilizer, feed additive, industrial raw material and iron supplement, supporting multi-indus. Customizable particle size in fine powder or granular form; quick-dissolving & slow-release types for foliar spray, dry feeding and feed premixing. Integrates flocculation, decolorization, phosphorus removal and heavy metal reduction in one product. Efficient flocculation for suspended solids; over 90% decolorization rate for printing & dyeing wastewater to reduce COD value. Excellent phosphate elimination to restrain eutrophication for municipal & industrial sewage. Strong reducibility converts toxic hexavalent chromium to trivalent chromium precipitate, ideal for electroplating & metallurgical chrome-containing wastewater. High available iron content 19% fast cures plant iron-deficiency chlorosis for fruit trees, vegetables and ornamental plants with leaf regreening in 3-5 days. Lowers soil pH to improve saline-alkali & compacted land, activates locked trace elements and boosts absorption of NPK fertilizer. Food/feed grade ferrous sulfate meets national additive standards, serves as iron fortifier in animal feed and food supplements; Food/feed grade is qualified for raw material of oral iron prepare.