MALLINCKRODT INC -- BARIUM SULFATE  -- 6505-00N038816
<pre>=====================  Product Identification  =====================

Product ID:BARIUM SULFATE
MSDS Date:04/06/1989
FSC:6505
NIIN:00N038816
=== Responsible Party ===
Company Name:MALLINCKRODT INC
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: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 SULFATE; (SULFURIC ACID, BARIUM SALT; BARYTES; BLANC
    FIXE)
CAS:7727-43-7
RTECS #:CR0600000
OSHA PEL:15 MG/M3 TDUST
ACGIH TLV:10 MG/M3 TDUST; 9293

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE: INHAL/INGEST: NOT EXPECTED TO
    BE A HEALTH HAZARD. SKIN: NO ADVERSE EFFECTS EXPECTED. EYE: NO
    ADVERSE EFFECTS EXPECTED BUT DUST MAY CAUSE MECHANICAL IRRITATION.
    CHRONIC: LONG TERM INHALATION OF  DUST MAY LEAD TO DEPOSITION IN
    LUNGS INSUFFICIENT QTY TO PRODUCE BARITOSIS-A BENIGN
    PNEUMOCONIOSIS. (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: THIS PRODUCES A RADIOLOGIC PICTURE
    EVEN THOUGH SYMPTOMS AND ABNORMAL SIGNS MAY NOT BE PRESENT.
Medical Cond Aggravated by Exposure:NO INFORMATION FOUND.

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

First Aid:INHAL: REMOVE TO FRESH AIR. GET MEDICAL ATTENTION FOR ANY
    BREATHING DIFFICULTY. INGEST: GIVE SEVERAL GLASSES OF WATER TO
    DRINK TO DILUTE. IF LARGE AMOUNTS WERE SWALLOWED, GET MEDICAL
    ADVICE. SKIN: WAS H EXPOSED AREA WITH SOAP AND WATER. GETMEDICAL
    ADVICE IF IRRITATION DEVELOPS. EYE: WASH THOROUGHLY WITH RUNNING
    WATER FOR AT LEAST 15 MINUTES. GET MEDICAL ADVICE IF IRRITATION
    DEVELOPS.

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

Extinguishing Media:USE ANY MEANS SUITABLE FOR EXTINGUISHING
    SURROUNDING FIRE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NOT CONSIDERED TO BE A FIRE & EXPLOSION
    HAZARD.

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

Spill Release Procedures:VENT AREA OF LEAK/SPILL. CLEAN-UP PERS MAY REQ
    RESP PROT FROM DUST. SPILLS: SWEEP UP & CONTAINERIZE FOR
    RECLAMATION OR DISP. VACUUMING/WET SWEEPING MAY BE USED TO AVOID
    DUST DISPERSAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:KEEP IN A TIGHTLY CLSD CONTR. PROTECT
    FROM PHYSICAL DAM. STORE IN A COOL, DRY VENTILATED AREA AWAY FROM
    SOURCES OF HEAT, MOISTURE & INCOMPATIBILITIES.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

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

Respiratory Protection:FOR CNDTNS OF USE WHERE EXPOSURE TO DUST IS
    APPARENT, A NIOSH/MSHA APPROVED DUST/MIST RESPIRATOR MAY BE WORN.
    FOR EMERGENCIES, A NIOSH/MSHA APPROVED SCBA MAY BE NECESSARY.
Ventilation:IN GEN, DILUT VENT IS A SATISFACTORY HLTH HAZ CTL FOR THIS
    SUBSTANCE. HOWEVER, IF CNDTNS OF USE CREATE (SUPP DATA)
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:YMAINTAIN EYE WASH FOUNTAIN AND QUICK-DRENCH
    FACILITIES IN WORK AREA. WEAR CLEAN BODY-COVERING CLOTHING.
Work Hygienic Practices:CONTACT LENSES SHOULD NOT BE WORN WHEN WORKING
    W/THIS MATERIAL.
Supplemental Safety and Health
BP: DECOMPOSES ABOVE 2912F,1600C. VENT: DISCOMFORT TO WORKER, A LOCAL
    EXHAUST SYSTEM SHOULD BE CONSIDERED.

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

Boiling Pt:B.P. Text:2912F,1600C
Melt/Freeze Pt:M.P/F.P Text:2876F,1580C
Spec Gravity:4.5
Solubility in Water:INSOLUBLE
Appearance and Odor:FINE, WHITE POWDER, ODORLESS.

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

Stability Indicator/Materials to Avoid:YES
ALUMINUM, PHOSPHORUS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:WHEN HEATED TO DECOMPOSITION, EMITS
    TOXIC OF SULFUR OXIDES.

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

Waste Disposal Methods:WHATEVER CANNOT BE SAVED FOR RECLAMATION MAY BE
    DELIVERED TO AN APPROVED WASTE DISPOSAL FACILITY. ENSURE COMPLIANCE
    WITH LOCAL, STATE AND FEDERAL REGULATIONS.

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