Skin Irritation, category 2 H315 Causes skin irritation. Skin Sensitizer, category 1 H317 May cause an allergic skin reaction. Serious Eye Damage, category 1 H318 Causes serious eye damage. Acute Toxicity, Inhalation, category 4 H332 Harmful if inhaled. STOT, single exposure, category 3, RTI H335 May cause respiratory irritation. Carcinogenicity, category 1A H350 May cause cancer. STOT, single exposure, category 1 H370 Causes damage to organs . Classified Category 1 Substances that produced significant toxicity in humans and evidence to produce significant toxicity with single exposure. Cell death, adverse change in biochemistry, haematology or urinalysis parameters, Central or peripheral nervous system and effects senses. multifocal or diffuse necrosis, fibrosis or granuloma formation in organs. STOT, repeated exposure, category 1 H372 Causes damage to organs through prolonged or repeated exposure.