LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:TO BEST OF OUR KNOWLEDGE THE CHEM,
PHYSICAL & TOX PROPERTIES OF ZIRCONIUM CARBIDE HAVE NOT BEEN THORO
INVESTIGATED & RECORDED. ZIRCONIUM CMPDS ARE NOT AN IMPORTANT
INDUSTRIAL POISON. MOST ZIRCONIUM CM PDS IN COMMON USE ARE INSOL &
CONSIDERED INERT. PULM GRANULOMS IN ZIRCONIUM WORKERS HAS BEEN
REPORTED.(EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ:ACUTE:INHAL: MAY CAUSE IRRIT TO RESP
TRACT, MUC MEMB/NOSE & THROAT. MAY CAUSE RED, DRY THROAT, COUGHING,
SNEEZING & DFCLTY BRTHG. INGEST: MAY CAUSE IRRIT TO GI TRACT,
BURNING SENSATION. SKIN/ EYE: MAY CAUSE IRRIT, REDNESS, ITCHING &
WATERING. CHRONIC: SKIN: MAY CAUSE SKIN GRANULOMAS. TARGET ORGANS:
MAY (SUPDAT)
Medical Cond Aggravated by Exposure:PRE-EXISTING RESPIRATORY DISORDERS.
======================= First Aid Measures =======================
First Aid:INHAL: REMOVE VICTIM TO FRESH AIR. KEEP WARM & QUIET; GIVE
O*2 IF BRTHG IS DFCLT & SEEK MED ATTN. INGEST: GIVE 1-2 GLASSES OF
MILK/WATER & INDUCE VOMIT; SEEK MED ATTN. NEVER INDUCE VOMIT/GIVE
ANYTHING BY MOUTH TO AN UNCON PERS. SKIN: REMOVE CONTAMD CLTHG;
BRUSH MATL OFF SKIN; WASH AFFECTED AREA W/MILD SOAP & WATER; SEEK
MED ATTN. EYE: FLUSH W/LUKEWARM WATER, LIFTING UPPER & LOWER
EYELIDS(SUPDAT)
===================== Fire Fighting Measures =====================
Extinguishing Media:CLASS D OR OTHER METAL EXTINGUISHING AGENT. DO NOT
USE WATER.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT. FUMES FROM FIRE ARE HAZARDOUS. ISOLATE RUNOFF
TO PVNT ENVIRON POLLUTION.
Unusual Fire/Explosion Hazard:FLAMMABLE IN THE FORM OF DUST OR POWDER.
Spill Release Procedures:WEAR APPROP RESP & PROT EQUIP SPECIFIED.
ISOLATE SPILL AREA & PROVIDE VENT. VACUUM UP SPILL USING HIGH
EFFICIENCY PARTICULATE ABSOLUTE (HEPA) AIR FILTER & PLACE IN CLSD
CNTNR FOR PROPER DISP. TAKE CAR E NOT TO RAISE DUST.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.
====================== Handling and Storage ======================
Handling and Storage Precautions:HANDLE IN A CONTROLLED ATMOSPHERE.
STORE IN COOL, DRY AREA. STORE IN TIGHTLY SEALED CONTAINER.
Other Precautions:IMPLEMENT ENGINEERING & WORK PRACTICE CONTROLS TO
REDUCE & MAINTAIN CONC OF EXPOS AT LOW LEVELS.DO NOT USE TOBACCO OR
FOOD IN WORK AREA. DO NOT BLOW DUST OFF CLOTHING OR SKIN WITH
COMPRESSED AIR.
Respiratory Protection:NIOSH/MSHA APPROVED DUST RESPIRATOR.
Ventilation:LOC EXHST: TO MAINTAIN CONC AT/
IN ENCLOSED, CONTROLLED ENVIRON. MECH NOT RECOM.
Protective Gloves:IMPERVIOUS RUBBER GLOVES.
Eye Protection:ANSI APPRVD SAFETY GLASSES.
Other Protective Equipment:EMERGENCY EYEWASH & DELUGE SHOWER MEETING
ANSI DESIGN CRITERIA. PROT GEAR SUITABLE TO PREVENT CONTAMINATION.
Work Hygienic Practices:USE GOOD HOUSEKEEPING & SANITATION PRACTICES.
WASH THORO BEFORE EATING & SMOKING & AFTER HANDLING.
Supplemental Safety and Health
EFTS OF OVEREXP: AFFECT RESPIRATORY SYSTEM AND SKIN. FIRST AID PROC:
FOR AT LEAST 15 MINS. SEEK MED ATTN.
Waste Disposal Methods:DISPOSE OF IN ACCORDANCE W/LOCAL, STATE &
FEDERAL REGULATIONS.
Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.