Product ID:ZIRCONIUM HYDRIDE
MSDS Date:02/23/1990
FSC:6810
NIIN:00N065023
MSDS Number: CBWBM

Emergency Phone: 800-424-9300(CHEMTREC)

Info Phone: 414-289-9800

Cage: FO994

Telephone: 414-289-9800

Cage: 67027

ZIRCONIUM HYDRIDE; (ZRH*2)

CAS: 7704-99-6

RTECS: ZH8015000

Fraction By Weight: 100%

OSHA PEL 5 MG ZR/M3

ACGIH TLV: 5 MG ZR/M3

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:INHALATION:RESPIRATORY IRRITANT.
REACTION OF ZRH*2 AND WARM MUCOUS MEMBRANES MAY PRODUCE H*2 AND
CAUSTIC ZR(OH)*4. ZIRCONIUM & COMPOUNDS HAVE BEEN FOUND TO CAUSE
PULMONARY GRANULOMAS. SKIN:IRRIT ATING TO MOIST SKIN, POSSIBLY
CAUSTIC, ALLERGIC DERMATITIS MAY OCCUR. SKIN:IRRITATING, POSSIBLY
CORR. (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ:INGESTION:MAY CAUSE DISCOMFORT DUE TO
REACTION OF ZRH*2 WITH STOMACH ACID TO LIBERATE HYDROGEN GAS AND
HEAT. ZIRCONIUM IS CONSIDERED OF LOW TOXICITY.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INGEST:ADMIN WATER AND DO NOT INDUCE VOMIT. SEEK MED ATTN.
INHAL:REMOVE TO FRESH AIR. SEEK MED ATTN. SKIN:WASH AFFECTED AREA
W/SOAP & WATER. SEEK MED ATTN IF SYMPS PERSIST. EYE:FLUSH FOR @
LEAST 15 MI NS W/LUKEWARM WATER. SEEK MED ATTN.

Extinguishing Media:USE DRY CHEMICAL, CO*2.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:FLAMMABLE WHEN WET. CAN EXPLODE WHEN DRY.
HYDROGEN GAS EVOLVED ON DECOMPOSITION.

Spill Release Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT CLTHG.
INSURE THE AREA WHERE SPILL OCCURRED IS PROTECTED FROM EXPOS TO
MOISTURE/WATER & THAT AREA IS ISOLATED & WELL VENTILATED. VACUUM UP
SPILL USING HIGH EFFI CIENCY UNIT & PLACE INTO CNTNR FOR PROPER
(SUPDAT)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN TIGHTLY CLOSED CONTAINERS
AWAY FROM HEAT, FLAMES, OXIDANTS, ACIDS, AND STEAM.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

Respiratory Protection:NIOSH/MSHA APPROVED DUST-MIST RESPIRATOR.
Ventilation:LOC EXHAUST:MAINTAIN EXPOS BELOW TLV FOR ZR. SPECIAL:HANDLE
IN INERT ATMOSPHERE.
Protective Gloves:NEOPRENE GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPRVD EMERGENCY EYE WASH & DELUGE
SHOWER .
Work Hygienic Practices:WASH HANDS AND FACE THOROUGHLY AFTER HANDLING
AND BEFORE EATING.
Supplemental Safety and Health
MP:DECOMPOSES ABOVE 1112F,600C. SPILL RELEASE:DISPOSAL. TAKE CARE NOT
TO RAISE DUST.

Melt/Freeze Pt:M.P/F.P Text:SUPDAT
Vapor Density:5.6
Solubility in Water:INSOLUBLE
Appearance and Odor:GRAY-BLACK METALLIC POWDER, NO ODOR.

Stability Indicator/Materials to Avoid:YES
OXIDANTS, ACIDS, STEAM, WATER (FIRE HAZARD).
Stability Condition to Avoid:ON CONTACT WITH WATER.
Hazardous Decomposition Products:H*2.
Conditions to Avoid Polymerization:INCOMPATIBLE MATERIALS, OPEN FLAME,
WATER.

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE TO APPLICABLE FEDERAL,
STATE AND LOCAL REGULATIONS.

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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.