Product ID:THORIUM FLUORIDE, POWDER AND PIECES
MSDS Date:08/05/1993
FSC:5855
NIIN:01-301-0158
MSDS Number: BVVFD

Emergency Phone: 800-424-9300(CHEMTREC)/800-562-8236

Info Phone: 414-289-9800

Preparer: DR. MITCH COLTON

Cage: NO388

Telephone: 603-889-2500

Cage: 89944

THORIUM TETRAFLUORIDE

CAS: 13709-59-6

Fraction By Weight: 100%

LD50 LC50 Mixture:LD50 NOT TOXICITY DATA RECOREDED.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:YES
Health Hazards Acute and Chronic:ACUTE:INHAL:RESP TRACT/MUC MEMBRAN
IRRIT.INGEST:MODERATELY TOXIC.MAY CAUSE GI
IRRIT.SKIN:IRRIT,DERM,RASHES,SKIN
GRANULOMES.EYE:IRRIT.CHRONIC:INHAL:FLUOROSIS,PULM FIBROSIS,SEVERE
BONE CHANGES,RADIATION SICKNESS.INGEST:CIRCULATORY,ENZYMEN,NERVOUS
SYS,RADIATION SICKNESS.SKIN:DERM.EYE:NO EFFECTS RECORDED.
Explanation of Carcinogenicity:PER MSDS:THORIUM IS A SUSPECTED
CARCINOGEN.TAKEN INTENALLY AS THO2 CARCINOGENIC DUE TO ITS
RADIOACTIVITY.
Effects of Overexposure:INHAL:EXCESS
SALV,THIRST,SWEAT,VOMIT,COLIC,DIARR,FIBROSIS:SCLEROSIS OF
BONES,CALIFICATION OF LIGAMENTS,MOTTLED
TEETH,OSTEOSCLEROSIS,OSTEMALACIN,WT
LOSS,ANOREXIA,ANEMIA,WASTING,CACHIS,DENTAL DEFFECTS.I
NGEST:NAU,VOMIT,DIARR,ABDOM BURNING,CRAMP-LIKE PAIN,STIFF
SPINE,CALICIFICATION OF RIBS/PELVIS LIGAMENTS.SKIN/EYE:RED,ITC
Medical Cond Aggravated by Exposure:PRE-EXISTING RESPIRATORY & SKIN
DISORDERS & MAY CAUSE OR AGGRAVATE ATTACKS OF ASTHMA. TARGET
ORGANS:SKELETON,KIDNEYS,CNS,RESP SYS,SKIN.

First Aid:INHAL:REMOVE TO FRESH AIR.KEEP WARM/QUIET.GIVE OXY IF DIFF
BREATH.SEEK MED ATTN IMMED. INGEST:DO NOT INDUCE VOMIT. SEEK MED
ATTN IMMED. SKIN:REMOVE CONTAMIN CLOTHING. BRUSH MATL OFF SKIN.
WASH W/MILD SOAP & WATER. SEEK MED ATTN IMMED. EYE:FLUSH
W/LUKEWARM WATER LIFTING EYELIDS FOR @ LEAST 15MINS. SEEK MED ATTN
IMMED.

Extinguishing Media:NOT APPLICABLE. USE SUITABLE EXTINGUISHING MEDIA
FOR SURROUNDING MATERIALS AND TYPE OF FIRE.
Fire Fighting Procedures:MUST WEAR FULL FACE SCBA W/FULL PROTECTIVE
CLOTHING OT PREVENT CONTACT W/SKIN/EYES.FUMES FROM FIRE HAZ.ISOLATE
RUNOFF TO PREVENT ENVIRONMENTAL POLLUTION.
Unusual Fire/Explosion Hazard:THORIUM FLUORIDE MAY EMIT TOXIC FUMES OF
FLUORINE & RADIOACTIVE MATERIALS IF INVOLVED IN A FIRE.

Spill Release Procedures:WEAR APPROPRIATE RESP & PROTECTIVE
EQPMT.ISOLATE SPILL AREA.PROVIDE VENTILATION.VACUUM SPILL USING
HIGH EFFICIENCY PARTICULATE ABSOLUTE (HEPA) AIR FILTER & PLACE IN
CLOSED CONTAINER FOR PROPER DISPOSA L. TAKE CARE NOT TO RAISE DUST.
Neutralizing Agent:NOT APPLICABLE.

Handling and Storage Precautions:STORE IN COOL, DRY AREA. STORE
INTIGHTLY SEALED CONTAINER. DO NOT USE TOBACCO/FOOD IN WORK AREA.
Other Precautions:NONE.

Respiratory Protection:NIOSH/MSHA APPROVED DUST RESPIRATOR
W/RADIONUCLIDES & HEPA FILTERS.
Ventilation:LOC EXH TO MAINTIAN CONCEN @/BELOW
NRC,PEL,TLV.MECH(GEN):RECOMMENDED.PERSONAL FILM BADGES OR
DOSIMETERS SHOULD BE INCLUD
Protective Gloves:TWO PAIRS RUBBER GLOVES.
Eye Protection:SAFETY GOGGLES.
Other Protective Equipment:PROT GEAR SUITABLE TO PREVENT
CONTAMINATION.IMPLEMENT ENGINEERING/WORK PRAC CNTRLS TO
REDUCE/MAINT EXPO CONCEN @LOW LEVE
Work Hygienic Practices:WASH WELL BEFORE EAT/SMOKE & AFT HANDLING.WASH
CONTAMIN CLOTHING PRIOR TO REUSE.USE GOOD HOUSEKEEPING/SANITATION
PRACTIC
Supplemental Safety and Health
PER MFG LENS OF INSTRUMENT IS COATED W/THORIUM FLUORIDE.

HCC:A1
Melt/Freeze Pt:M.P/F.P Text:1652F,900C
Vapor Pres:N/NA
Spec Gravity:6.32 @24C
Solubility in Water:INSOLUBLE.
Appearance and Odor:SOLID, WHITE POWDER OR PIECES, NO ODOR.

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS, ALKALIS, THIOCYANATES & INTERAHALOGENS.
Stability Condition to Avoid:NONE.
Hazardous Decomposition Products:FUMES OF FLUORINE. APLHA OR BETA
PARTICLES & GAMMA RADIATION.

Waste Disposal Methods:DISPOSE OF IN ACCORDANCES WITH LOCAL, STATE AND
FEDERAL REGULATIONS. 82.8UCI/KG OF THORIUM FLUORIDE.

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disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
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particular situation.