We are a manufacturer of high-quality industrial ferrous sulfate (FeSO4·7H2O).
The applications include the reduction of hexavalent chromium in industrial waste sludge and wastewater treatment, protective coating for boiler heat exchangers, stabilization of heavy metals, supplementation of iron in soil, and application to golf course grass for leaf decay and color enhancement effects, among various other uses. As for the manufacturing process, high-quality ferrous sulfate with over 93% purity is produced by refining iron-containing waste sulfuric acid (twice). Additionally, we also handle ferrous sulfate products other than those manufactured by our company.
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basic information
【Quality】 FeSO4・7H2O: >93% Fe3+: <0.5% T-Fe: >18.4% T-Cr: ≦150ppm Mn: <500ppm Adhesive water: <5.0% 【Packaging】 Bulk (Kyushu and Chugoku areas), FIBC (1,000kg, 500kg, etc.), small bags (25kg), solution (tank truck)
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Applications/Examples of results
- Soil improvement - Drainage treatment - Leaf rot, nutrient color effect - Contaminated soil purification
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Company information
Iron, which serves as the foundation supporting people's lives. It is produced in large quantities every day, and along with it, a significant amount of by-products is generated. Tetsugen Co., Ltd. has been seriously addressing these by-products for many years and has been promoting recycling. The knowledge gained from this effort extends beyond the steel industry. We at Tetsugen continuously pursue and realize what we can do for the planet.