Is Sodium Metabisulfite a Dangerous Good?

Yes, sodium metabisulfite is classified as a dangerous good. It is commonly used as a disinfectant, antioxidant, and preservative agent in various industries. However, it poses several health and safety risks.

  • Hazard Classification: Sodium metabisulfite is classified under UN number 3077 (Environmentally Hazardous Substance, Solid, N.O.S.) for transport regulations. It may be subject to other designations depending on the country or transport mode.
  • Health Risks: Exposure can cause irritation to the eyes, skin, and respiratory tract. Inhalation can trigger asthma symptoms or allergic reactions in sensitive individuals.
  • Chemical Risks: When in contact with acids, sodium metabisulfite releases sulfur dioxide, a toxic and irritating gas.
  • Environmental Hazards: It may be hazardous to aquatic life and should be handled and disposed of carefully.

Proper personal protective equipment (PPE), storage, and handling procedures are essential when working with sodium metabisulfite.