Osmium trichloride

H301 Toxic if swallowed; H311 Toxic in contact with skin; H314 Causes severe skin burns and eye damage; H319 Causes serious eye irritation; H331 Toxic if inhaled; H335 May cause respiratory irritation.

P260 Do not breathe dust/fume/gas/mist/vapors/spray; P264 Wash skin thoroughly after handling; P270 Do not eat, drink, or smoke when using this product; P271 Use only outdoors or in a well-ventilated area; P280 Wear protective gloves/protective clothing/eye protection/face protection; P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician; P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting; P302+P352 IF ON SKIN: wash with plenty of soap and water; P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing; P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing; P332+P313 IF SKIN irritation occurs: Get medical advice/attention; P403+P233 Store in a well-ventilated place. Keep container tightly closed.