Call a physician. Immediately flush eyes with copious amounts of water for at least 15 minutes. Immediately wash skin with soap and copious amounts of water. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Mechanical exhaust is required.
Store in a cool, dry place. Keep tightly closed. Wear respirator, chemical safety goggles, rubber boots and heavy rubber gloves. Sweep up, place in a bag and hold for waste disposal. Avoid raising dust.