143 Oxidizers (Unstable)                                                                                hpbutton.gif (1641 bytes)

POTENTIAL HAZARDS

FIRE OR EXPLOSION

* May explode from friction, heat or contamination. * These substances will accelerate burning when involved in a fire. * May ignite combustibles (wood, paper, oil, clothing, etc.). * Some will react explosively with hydrocarbons (fuels). * Containers may explode when heated. * Runoff may create fire or explosion hazard.

HEALTH

* TOXIC; inhalation, ingestion or contact (skin, eyes) with vapors, dusts or substance may cause severe injury, burns, or death. * Fire may produce irritating and/or toxic gases. * Toxic fumes or dust may accumulate in confined areas (basement, tanks, hopper/tank cars, etc.). * Runoff from fire control or dilution water may cause pollution.

PUBLIC SAFETY

* CALL Emergency Response Telephone Number on Shipping Paper first. If Shipping Paper not available or no answer, refer to appropriate telephone number listed on the inside back cover. * Isolate spill or leak area immediately for at least 50 to 100 meters (160 to 330 feet) in all directions. * Keep unauthorized personnel away. * Stay upwind. * Keep out of low areas. * Ventilate closed spaces before entering.

PROTECTIVE CLOTHING

* Wear positive pressure self-contained breathing apparatus (SCBA). * Wear chemical protective clothing which is specifically recommended by the manufacturer. It may provide little or no thermal protection. * Structural firefighters' protective clothing provides limited protection in fire situations ONLY; it is not effective in spill situations.

EVACUATION

Spill:   See the Table of Initial Isolation and Protective Action Distances for highlighted substances. For non-highlighted substances, increase, in the downwind direction, as necessary, the isolation distance shown under "PUBLIC SAFETY".

Fire:   If tank, rail car or tank truck is involved in a fire, ISOLATE for 800 meters (1/2 mile) in all directions; also, consider initial evacuation for 800 meters (1/2 mile) in all directions.

EMERGENCY RESPONSE

FIRE

Small Fires:  Use water. Do not use dry chemicals or foams. CO2 or Halon may provide limited control.

Large Fires:  * Flood fire area with water from a distance. * Do not move cargo or vehicle if cargo has been exposed to heat. * Move containers from fire area if you can do it without risk. * Do not get water inside containers: a violent reaction may occur. * Cool containers with flooding quantities of water until well after fire is out. * Dike fire-control water for later disposal. * ALWAYS stay away from tanks engulfed in fire. * For massive fire, use unmanned hose holders or monitor nozzles; if this is impossible, withdraw from area and let fire burn.

SPILL OR LEAK

* Keep combustibles (wood, paper, oil, etc.) away from spilled material. * Do not touch damaged containers or spilled material unless wearing appropriate protective clothing. * Use water spray to reduce vapors or divert vapor cloud drift.     * Prevent entry into waterways, sewers, basements or confined areas.

Small Spills:  Flush area with flooding quantities of water.

Large Spills:  DO NOT CLEAN-UP OR DISPOSE OF, EXCEPT UNDER SUPERVISION OF A SPECIALIST.

FIRST AID

* Move victim to fresh air. * Call 911 or emergency medical service. * Apply artificial respiration if victim is not breathing. * Administer oxygen if breathing is difficult. * Remove and isolate contaminated clothing and shoes. * In case of contact with substance, immediately flush skin or eyes with running water for at least 20 minutes. * Keep victim warm and quiet. * Ensure that medical personnel are aware of the material(s) involved, and take precautions to protect themselves.

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