Signal Words Signal Word Category Toxicity Oral LDs0 Danger-Poison High 0-50 mg/kg Peligro Danger/Peligro High-Eye or skin damage concerns greater than acute lethal toxicity Warning/Aviso 川 Moderate 50-500mg/kg or skin/eye Caution Slight >500 mg/kg or skin/eye Signal Words Signal Word Category Toxicity Oral LD50 Danger-Poison Peligro I High 0-50 mg/kg Danger/Peligro I High - Eye or skin damage concerns greater than acute lethal toxicity Warning/Aviso II Moderate 50-500 mg/kg or skin/eye Caution III Slight >500 mg/kg or skin/eye