Mercuric Nitrate

CAS RN: 10045-94-0

DOT Emergency Guidelines

GUIDE 141
Oxidizers - Toxic
POTENTIAL HAZARDS
FIRE OR EXPLOSION
· These substances will accelerate burning when involved in a fire.
· May explode from heat or contamination.
· Some may burn rapidly.
· Some will react explosively with hydrocarbons (fuels).
· May ignite combustibles (wood, paper, oil, clothing, etc.).
· Containers may explode when heated.
· Runoff may create fire or explosion hazard.
HEALTH
· Toxic by ingestion.
· Inhalation of dust is toxic.
· Fire may produce irritating, corrosive and/or toxic gases.
· Contact with substance may cause severe burns to skin and eyes.
· Runoff from fire control or dilution water may cause environmental contamination.
PUBLIC SAFETY
· CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper not available or no answer, refer to appropriate telephone number listed on the inside back cover.
· Keep unauthorized personnel away.
· Stay upwind, uphill and/or upstream.
· Ventilate closed spaces before entering, but only if properly trained and equipped.
PROTECTIVE CLOTHING
· Wear positive pressure self-contained breathing apparatus (SCBA).
· Wear chemical protective clothing that is specifically recommended by the manufacturer when there is NO RISK OF FIRE.
· Structural firefighters' protective clothing provides thermal protection but only limited chemical protection.
EVACUATION
Immediate precautionary measure
· Isolate spill or leak area in all directions for at least 50 meters (150 feet) for liquids and at least 25 meters (75 feet) for solids.
Large Spill
· Consider initial downwind evacuation for at least 100 meters (330 feet).
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.
In Canada, an Emergency Response Assistance Plan (ERAP) may be required for this product. Please consult the shipping paper and/or the ERAP Program Section.
EMERGENCY RESPONSE
FIRE
Small Fire
· Use water. Do not use dry chemicals or foams. CO2 or Halon® may provide limited control.
Large Fire
· Flood fire area with water from a distance.
· Do not move cargo or vehicle if cargo has been exposed to heat.
· If it can be done safely, move undamaged containers away from the area around the fire.
Fire Involving Tanks or Car/Trailer Loads
· Fight fire from maximum distance or use unmanned master stream devices or monitor nozzles.
· Cool containers with flooding quantities of water until well after fire is out.
· ALWAYS stay away from tanks engulfed in fire.
· For massive fire, use unmanned master stream devices 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.
· Stop leak if you can do it without risk.
Small Dry Spill
· With clean shovel, place material into clean, dry container and cover loosely; move containers from spill area.
Large Spill
· Dike far ahead of spill for later disposal.
FIRST AID
· Call 911 or emergency medical service.
· Ensure that medical personnel are aware of the material(s) involved and take precautions to protect themselves.
· Move victim to fresh air if it can be done safely.
· Give artificial respiration if victim is not breathing.
· Administer oxygen if breathing is difficult.
· Remove and isolate contaminated clothing and shoes.
· Contaminated clothing may be a fire risk when dry.
· In case of contact with substance, immediately flush skin or eyes with running water for at least 20 minutes.
· Keep victim calm and warm.
ERG 2020

Find more information on this substance at: PubChem, PubMed