=====================  Product Identification  =====================

MSDS NAME:POTASSIUM SULFATE
NIIN:00N010797
MSDS Number: BHVJQ
=== Responsible Party ===
Company:MALLINCKRODT,INC,SCIENCE PRODUCTS DIVISION
Box:M
City:PARIS
State:KY
ZIP:43061
Info Phone Num:314-982-5000
Emergency Phone Num:314-982-5000
CAGE:DO880
=== Contractor Identification ===
Company:MALLINCKRODT SPECIALTY CHEMICALS CO
Address:222 RED SCHOOL LANE
Box:City:PHILLIPSBURG
State:NJ
ZIP:08865
Country:US
Phone:908-859-2151
CAGE:62910
Company:MALLINCKRODT,INC.,SCIENCE PRODUCTS DIV.
Box:BOX M
City:PARIS
State:KY
ZIP:43061
Country:US
CAGE:DO880

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

Name:POTASSIUM SULFATE
CAS:7778-80-5
RTECS #:TT5900000
Other REC Limits:N/K 
OSHA PEL:N/K 
ACGIH TLV:N/K 

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

Routes of Entry: Inhalation:YES  Skin:UNKNOWN  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:NOT EXPECTED TO BE A HEALTH
    HAZARD.POTASSIUM POISONING MAY OCCUR IN RARE CASES OF LONG EXPOSURE
    OR INGESTION.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:EYES:NO ADVERSE EFFECTS EXPECTED BUT DUST MAY
    CAUSE MECHANICAL IRRITATION.SKIN:NOT EXPECTED TO BE A HEALTH
    HAZARD.INGESTION:LARGE ORAL DOSAGES MAY PRODUCE GASTROINTESTINAL
    DISTURBANCES AND IRRITATION. INHALATION:POSSIBLE NUISANCE DUST
    EFFECT,SNEEZING OR COUGHING.
Medical Cond Aggravated by Exposure:NO ADVERSE HEALTH EFFECTS EXPECTED.

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

Eyes:WASH THOROUGHLY WITH RUNNING WATER FOR AT LEAST 15
    MINUTES.GET MEDICAL ADVICE IF IRRITATION DEVELOPS.SKIN:WASH
    THOROUGHLY WITH RUNNING WATER.GET MEDICAL ADVICE IF IRRITATION
    DEVELOPS.INGESTION:GI VE SEVERAL GLASSES OF WATER TO DRINK
    TODILUTE.IF LARGE AMOUNTS WERE SWALLOWED,GET MEDICAL
    ADVICE.INHALATION:REMOVE TO FRESH AIR.GET MEDICAL ATTENTION FOR ANY
    BREATHING DIFFICULTY.

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

Flash Point:N/K 
Lower Limits:N/K 
Upper Limits:N/K 
Extinguishing Media:USE ANY MEANS SUITABLE FOR EXTINGUISHING
    SURROUNDING FIRE.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NOT CONSIDERED TO BE A FIRE OR EXPLOSION
    HAZARD.HAZARDOUS DECOMPOSITION PRODUCTS:OXIDES OF SULFUR AND
    POTASSIUM.

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

Spill Release Procedures:VENT AREA OF LEAK OR SPILL.CLEAN-UP PERSONNEL
    MAY REQUIRE PROTECTIVE CLOTHING & RESP PROTECTION FROM
    DUST.SPILLS:SWEEP UP & CONTAINERIZE FOR RECLAMATION OR
    DISPOSAL.AVOID DUST DISPERSAL.TRACE RESIDUE  MAY BE FLUSHED TO
    SEWER W/ LARGE AMOUNTS OF WATER.
Neutralizing Agent:N/K 

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

Handling and Storage Precautions:KEEP IN A TIGHTLY CLOSED
    CONTAINER,STORED IN A COOL,DRY,VENTILATED AREA.PROTECT AGAINST
    PHYSICAL DAMAGE.
Other Precautions:AS PART OF GOOD INDUSTRIAL AND PERSONAL HYGIENE AND
    SAFETY PROCEDURE AVOID ALL UNNECESSARY EXPOSURE TO THE CHEMICAL
    SUBSTANCE AND ENSURE PROMPT REMOVAL FROM SKIN,EYES AND CLOTHING.

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

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR APPROPRIATE FOR
    EXPOSURE OF CONCERN .
Ventilation:LOCAL AND GENERAL VENTILATION NECESSARY TO KEEP AIR
    CONCENTRATION BELOW TLV .
Protective Gloves:RECOMMENDED
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:MAINTAIN EYE WASH FOUNTAIN AND QUICK-DRENCH
    FACILITIES IN WORK AREA.WEAR CLEAN BODY-COVERING CLOTHING.
Work Hygienic Practices:N/K 
Supplemental Safety and Health
ROUTES OF ENTRY:INHALATION/INGESTION .

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

Melt/Freeze Pt:M.P/F.P Text:1067C,1953F
Decomp Temp:Decomp Text:N/K 
Spec Gravity:2.66 (WATER=1)
Solubility in Water:12 G IN 100 G WATER
Appearance and Odor:WHITE GRANULAR SOLID OR POWDER;ODORLESS.

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

Stability Indicator/Materials to Avoid:YES
ALUMINUM AND MAGNESIUM.
Stability Condition to Avoid:STABLE UNDER ORDINARY CONDITIONS OF USE
    AND STORAGE.
Hazardous Decomposition Products:OXIDES OF SULFUR AND POTASSIUM.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

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

Waste Disposal Methods:DISPOSAL MUST BE IN ACCORDANCE WITH
    FEDERAL,STATE AND LOCAL REGULATIONS .WHATEVER CANNOT BE SAVED FOR
    RECLAMATION MAY BE DISPOSED AS HAZARDOUS WASTE IN AN APPROVED WASTE
    DISPOSAL FACILITY.

 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.

*** END OF RECORD ***