Diphenylamine, 1% in sulfuric acid

SECTION 2: Hazards identification

Emergency Overview Appearance: Clear, colorless to light tan liquid Danger! Corrosive. Causes severe eye, skin, respiratory and digestive tract burns. May cause liver and kidney damage. Reacts violently with water and many other substances. May cause methemoglobinemia. Target Organs: Kidneys, central nervous system, liver, red blood cells, bladder, eyes, skin, lungs, teeth.

Potential health effects

Eye: Causes severe eye burns. May cause irreversible eye injury, permanent corneal opacification, and blindness. Skin: Causes severe burns. The severity of injury depends on the duration of exposure. May cause skin sensitization. - 1 - Ingestion: Causes gastrointestinal tract burns. May cause severe and permanent damage to the digestive tract. Methemoglobinemia is characterized by dizziness, drowsiness, headache, shortness of breath, cyanosis, rapid heart rate, and chocolate brown-colored blood. Inhalation: Causes respiratory tract irritation and burns. May cause methemoglobinemia, cyanosis, convulsions, tachycardia, dyspnea, and death. May cause adverse central nervous system effects, including headache, convulsions, and possible death. May cause bladder injury and hypertension. Inhalation of sulfuric acid mists causes laryngeal cancer. Chronic: Prolonged or repeated skin contact causes dermatitis in skin and eyes. Adverse reproductive effects have been reported in animals. Prolonged or repeated inhalation may cause nosebleeds, nasal congestion, erosion of the teeth, perforation of the nasal septum, chest pain, and bronchitis. Occupational exposure to strong inorganic mists containing sulfuric acid is carcinogenic to humans.