Use water spray. Evacuate personnel, thoroughly ventilate area, use self-contained breathing apparatus. Keep upwind of leak - evacuate until gas has dispersed. Initial Containment Remove source of heat, sparks, flame, impact, friction or electricity. Prevent material from entering sewers, waterways, or low areas.
Spill Clean Up Soak up with sawdust, sand, oil dry or other absorbent material.
Shovel or sweep up. Never return to container for reuse. Scoop into bags or boxes with plastic or aluminum shovel. Neutralize with solid sodium hydroxide at rate of 3 lbs. Do not get in eyes, on skin, or on clothing.