The uses of food grade Sodium Metabisulphite
- Preservative: Inhibits microbes, extending shelf life of fruits, veggies, seafood.
- Antioxidant: Preserves color/flavor in dried fruits, juices.
- Bleaching agent: Whitens starches, flours.
- Dough strengthener: Aids baking processes.
The uses of industrial grade Sodium Metabisulphite
- Water treatment: Removes residual chlorine from tap water/wastewater; inhibits algae growth.
- Pulp & paper: Bleaches pulp; helps eliminate lignin for brighter paper.
- Textile industry: Acts as a dyeing auxiliary (stabilizes dyes, removes excess bleach).
- Mining: Separates valuable minerals from ores via flotation processes.