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Description
Manufacturing & Industrial Solutions
- Textile Production: Helps dissolve indigo, vat, and sulfur dyes into a water-soluble form for even fabric coloring, and serves as a powerful industrial bleach.
- Paper & Pulp Milling: Brightens mechanical and thermomechanical wood pulps through reductive bleaching, and aids in stripping ink from recycled paper.
- Water Purification: Cleans industrial water by removing heavy metals, lowering dissolved oxygen, and treating stubborn impurities.
- Leather Processing: Enhances the tanning, coloring, and softening stages to improve finished leather quality.
- Chemical & Drug Manufacturing: Acts as a key reducing agent to help build organic chemical structures, pharmaceuticals, and specialty ingredients.
Home & Specialty Applications
- Laundry Stain Removal: Safely strips color bleeding and accidental dye stains from white clothing when washed at high temperatures.
- Rust Removal: Serves as the active agent in commercial rust treatments (e.g., Iron Out).
- Water & Gas Care: Scavenges oxygen in gas purification and aquarium water conditioners.
- Laboratory & Conservation
- Soil & Lab Research: Lowers redox levels in lab testing and pulls out “free iron” that isn’t locked inside primary silicate minerals.
- Historical Conservation: Safely removes stubborn iron(III) rust stains from delicate old paper, clothing, and historic artifacts without relying on harsh, damaging acids.
- Safety and Handling
- Reactivity: It is flammable, hygroscopic, and decomposes when heated or exposed to acids/air, releasing toxic sulfur dioxide (SO₂) gas.
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