Sodium metabisulfite appears as a white crystalline or powder solid with a slight sulfur odor. The substance is sometimes referred to as disodium metabisulfite. It is used as a disinfectant, antioxidant, and preservative agent.
Sodium metabisulphite is used as an antioxidant agent in many pharmaceutical formulations. It is extensively used as a food preservative and disinfectant. It has been demonstrated that sulphite exposure can affect some organs.
APPLICATION
Food preservation and additive
Sanitization and cleaning agent
Photography
Fungicide
Preservatives and Antioxidants
MEDICATION
Bleaching agents
Fillers
Functional fluids (open systems)
Laboratory chemicals
Solvents (for cleaning and degreasing)
Water treatment