MALLINCKRODT INC.,SCIENCE PRODUCTS DIVISION -- BARIUM NITRATE -- 6810-00-174-9658 
=====================  Product Identification  =====================

Product ID:BARIUM NITRATE
MSDS Date:12/08/1996
FSC:6810
NIIN:00-174-9658
=== Responsible Party ===
Company Name:MALLINCKRODT INC.,SCIENCE PRODUCTS DIVISION
Address:PARIS BYPASS
Box:M
City:PARIS
State:KY
ZIP:40361
Country:US
Info Phone Num:314-982-5000
Emergency Phone Num:314-982-5000
CAGE:62910
=== Contractor Identification ===
Company Name:CHEM SCIENTIFIC INC
Address:1250 WASHINGTON ST
Box:City:NORWOOD
State:MA
ZIP:02062
Country:US
Phone:781-440-0900
CAGE:0X801
Company Name:MALLINCKRODT BAKER,  INC.
Address:222 RED SCHOOL LANE
Box:City:PHILLIPSBURG
State:NJ
ZIP:08865
Country:US
Phone:800-582-2537
CAGE:70829
Company Name:MALLINCKRODT SPECIALTY CHEMICALS CO
Address:222 RED SCHOOL LANE
Box:City:PHILLIPSBURG
State:NJ
ZIP:08865
Country:US
Phone:908-859-2151
CAGE:62910

=============  Composition/Information on Ingredients  =============

Ingred Name:BARIUM NITRATE
CAS:10022-31-8
RTECS #:CQ9625000
Fraction by Wt: >99%
OSHA PEL:0.5 MG/M3 (BA)
ACGIH TLV:0.5 MG/M3 (BA); 8990

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:ORAL RAT LD50: 355 MG/KG.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:INHALATION CAUSES IRRITATION TO
    RESPIRATORY TRACT. INGESTION MAY CAUSE TIGHTNESS OF MUSCLES OF FACE
    & NECK, CONVULSIONS, DEATH. SKIN/EYE CONTACT CAUSES IRRITATION.
    REPEATED CONTACT WITH LIQUID MAY CAU SE DRYNESS, CRACKING, SKIN
    IRRITATION, AFFECTS CENTRAL NERVOUS SYSTEM.
Explanation of Carcinogenicity:THIS COMPOUND CONTAINS NO INGREDIENTS AT
    CONCENTRATIONS OF 0.1% OR GREATER THAT ARE CARCINOGENS OR SUSPECT
    CARCINOGENS.
Effects of Overexposure:COUGHING, SHOTNESS OF BREATH, TIGHTNESS OF
    MUSCLES OF FACE & NECK, VOMITING, DIARRHEA, ABDOMINAL PAIN,
    MUSCULAR TREMORS, ANXIETY, WEAKNESS, LABORED BREATHING, CARDIAC
    IRREGULARITY, CONVULSIONS, DEATH  FROM CARDIAC & RESPIRATORY
    FAILURE, SKIN IRRITATION/ITCHING/PAIN, EYE IRRITATION/REDNESS/PAIN.
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING SKIN AND
    NERVOUS SYSTEM DISORDERS OR IMPAIRED RESPIRATORY OR KIDNEY FUNCTION
    MAY BE MORE SUSCEPTIBLE TO THE EFFECTS OF THIS SUBSTANCE.

=======================  First Aid Measures  =======================

First Aid:EYES: IMMEDIATELY FLUSH WITH WATER FOR AT LEAST 15 MINUTES.
    FLUSH UNDER LIDS BY LIFTING THEM OR ROLLING EYES. SEE DOCTOR ASAP.
    SKIN: FLUSH WITH WATER. REMOVE CLOTHING & CONTINUE FLUSHING.
    INHALATION:  REMOVE TO FRESH AIR & RESTORE BREATHING. GET MEDICAL
    HELP. INGESTION: GET MEDICAL ATTENTION IMMEDIATELY. INDUCE VOMITING
    AS DIRECTED BY MEDICAL PERSONNEL. NEVER GIVE ANYTHING BY MOUTH IF
    UNCONSCIOUS.

=====================  Fire Fighting Measures  =====================

Flash Point:NONE
Lower Limits:NOT GIVEN
Upper Limits:NOT GIVEN
Extinguishing Media:FOAM, DRY CHEMICAL, CARBON DIOXIDE, FLOODING
    AMOUNTS OF WATER
Fire Fighting Procedures:WEAR FULL PROTECTIVE CLOTHING AND
    NIOSH-APPROVED SELF-CONTAINED BREATHING APPARATUS WITH FULL
    FACEPIECE OPERATED IN THE PRESSURE DEMAND OR OTHER +PRESSURE MODE.
Unusual Fire/Explosion Hazard:DO NOT RELEASE RUNOFF FROM FIRE CONTROL
    METHODS TO SEWERS OR WATERWAYS. STRONG OXIDIZER AND ITS HEAT OF
    REACTION WITH REDUCING AGENTS/COMBUSTIBLES MAY IGNITE.

==================  Accidental Release Measures  ==================

Spill Release Procedures:VENTILATE AREA OF SPILL. KEEP UNNECESSARY &
    UNPROTECTED PEOPLE AWAY FROM AREA OF SPILL. WEAR APPROPRIATE
    PERSONAL PROTECTIVE EQUIPMENT.  PICK UP AND PLACE IN A SUITABLE
    CONTAINER FOR RECLAMATION OR DI SPOSAL, USING A METHOD THAT DOES
    NOT GENERATE DUST
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:KEEP IN TIGHTLY CLOSED CONTAINER,
    STORED IN A COOL, DRY, VENTILATED AREA. PROTECT AGAINST PHYSICAL
    DAMAGE. ISOLATE FROM INCOMPATIBLES.
Other Precautions:SEPARATE FROM COMBUSTIBLES, ORGANIC OR OTHER READILY
    OXIDIZABLE MATERIALS. AVOID STORAGE ON WOODEN FLOORS. CONTAINER OF
    THIS MATERIAL MAY BE HAZARDOUS WHEN EMPTY SINCE THEY RETAIN PRODUCT
    RESIDUES; OB SERVE ALL WARNINGS AND PRECAUTIONS.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:IF THE EXPOSURE LIMIT IS EXCEEDED, A FULL
    FACEPIECE RESPIRATOR WITH A DUST/MIST FILTER MAY BE WORN UP TO 50
    TIMES THE EXPOSURE LIMIT OR MAXIMUM USE CONCENTRATION SPECIFIED BY
    THE APPROPRIATE REGULATOR Y AGENCY OR REPSIRATOR SUPPLIER.
Ventilation:A SYSTEM OF LOCAL/GENERAL EXHAUST IS RECOMMENDED TO KEEP
    EMPLOYEE EXPOSURES BELOW EXPOSURE LIMITS.
Protective Gloves:IMPERVIOUS
Eye Protection:GOGGLES/FACE SHIELD
Other Protective Equipment:CHEMICAL RESISTANT CLOTHING AS NECESSARY TO
    PREVENT SKIN CONTACT. AN EMERGENCY EYEWASH AND SHOWER SHOULD BE
    AVAILABLE.
Work Hygienic Practices:WASH HANDS THOROUGHLY WITH SOAP AND WATER
    BEFORE EATING, DRINKING, SMOKING OR USING TOILET FACILITIES.
Supplemental Safety and Health
NOTE TO PHYSICIAN: MONITOR PATIENTS WITH SIGNIFICANT INGESTION FOR
    RESPIRATORY, CARDIOVASCULAR, AND BLOOD PRESSURE STATUS. WATCH FOR
    CARDIAC ARRHYTHMIAS, RESPIRATORY FAILURE DUE TO FLACCID PARALYSIS O
    R RESPIRATORY MUSCLES, PULMONARY EDEMA,VOCAL CORD PARALYSIS, SEVERE
    HYPERTENSION & LATE EFFECT KIDNEY FAILURE.

==================  Physical/Chemical Properties  ==================

HCC:D2
NRC/State Lic Num:NOT RELEVANT
Boiling Pt:>590.C, 1094.F
Melt/Freeze Pt:=575.C, ######F
Decomp Temp:Decomp Text:NOT GIVEN
Vapor Pres:NOT GIVEN
Vapor Density:NOT GIVEN
Spec Gravity:3.24
Evaporation Rate & Reference:NOT GIVEN
Solubility in Water:MODERATE
Appearance and Odor:WHITE CRYSTALS, NO ODOR.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
MAGNESIUM PLUS BARIUM OXIDE PLUS ZINC, ALUMINUM & MAGNESIUM ALLOYS,
    COMBUSTIBLES, ACIDS, OXIDIZERS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:OXIDES OF NITROGEN & TOXIC METAL FUMES

====================  Disposal Considerations  ====================

Waste Disposal Methods:PREVENT WASTE FROM CONTAMINATING SURROUNDING
    ENVIRONMENT. DISCARD ANY PRODUCT, RESIDUE, DISPOSAL CONTAINER OR
    LINER IN ACCORDANCE WITH ALL FEDERAL, STATE AND LOCAL REGULATIONS.

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