used as making sulphur dyestuff intermediate reducer, mordant, flotation agent, depilatory for leather, digestion auxiliary in paper-making also widely used in pigment and rubber industry, etc.


Inhalation: Inhalation of the dust can cause sore throat, coughing and shortness of breath. Very high or very long exposures could lead to a build-up of fluid in the lungs (pulmonary edema) and, possibly, death.
Skin Contact: Can cause severe skin irritation and burns.
Eye Contact: Can cause redness, pain, blurred vision and burns which are slow healing. Blindness may result.