Ingestion of very large amounts may cause sore throat, nausea, headache, and possibly unconsciousness in severe cases. May be converted into hydrogen sulfide in the intestine. May cause irritation. Irritant to human eyes at 6-8 ppm. Redness and pain may be observed.
Prolonged inhalation can cause irritation of mucous membranes.
Allergenic responses can occur. Get medical attention for any breathing difficulty. Induce vomiting immediately as directed by medical personnel. Never give anything by mouth to an unconscious person. Wash exposed area with soap and water.