JOHNSON MATTHEY CATALOG CO -- POTASSIUM SULFATE, 10845  -- 6810-00N089177
<pre>=====================  Product Identification  =====================

Product ID:POTASSIUM SULFATE, 10845
MSDS Date:04/29/1996
FSC:6810
NIIN:00N089177
Status Code:A
=== Responsible Party ===
Company Name:JOHNSON MATTHEY CATALOG CO
Address:30 BOND ST
City:WARD HILL
State:MA
ZIP:01835-0747
Country:US
Info Phone Num:978-521-6300
Emergency Phone Num:800-424-9300 (CHEMTREC)
CAGE:0JVJ1
=== Contractor Identification ===
Company Name:JOHNSON MATTHEY CATALOG CO INC ALFA AESAR
Address:30 BOND ST
Box:City:WARD HILL
State:MA
ZIP:01835-0747
Country:US
Phone:978-521-6300
CAGE:0JVJ1

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

Ingred Name:POTASSIUM SULFATE
CAS:7778-80-5
RTECS #:TT5900000
Fraction by Wt: 100%
OSHA PEL:N/K 
ACGIH TLV:N/K 

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

LD50 LC50 Mixture:LD50 (ORAL, RAT): 6600 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:ACUTE: INGESTION: MAY CAUSE ABDOMINAL
    PAIN, VOMITING AND NAUSEA. GASTROINTESTINAL EFFECTS MAY BE SEVERE.
    SKIN CONTACT: MAY CAUSE SLIGHT IRRITATION. EYE CONTACT: MAY CAUSE
    SLIGHT IRRITATION. INHALATION : MAY CAUSE RESPIRATORY IRRITATION.
    CHRONIC: INGESTION, SKIN CONTACT, EYE CONTACT, AND INHALATION: NONE
    KNOWN.
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE KNOWN.

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

First Aid:INGEST: NO DATA AVAILABLE BUT ONE SHOULD OBTAIN MED ATTN.
    SKIN: REMOVE CONTAMD CLTHG, FLOOD SKIN W/LARGE AMOUNTS OF WATER. IF
    IRRITATION PERSISTS SEEK MEDICAL ATTENTION. EYE: IMMEDIATELY FLUSH
    EYES, I NCLUDING UNDER EYELIDS, WITH LARGE AMOUNTS OF WATER FOR AT
    LEAST 15 MINUTES. CALL A PHYSICIAN. INHAL: NO SPECIFIC INFO
    AVAILABLE. ONE SHOULD OBTAIN MEDICAL ATTENTION.

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

Extinguishing Media:IF MATERIAL IS INVOLVED IN A FIRE, USE WATER, DRY
    CHEMICAL OR CARBON DIOXIDE EXTINGUISHER.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
    EQUIPMENT . IF WITHOUT RISK REMOVE MATERIAL FROM FIRE AREA.
Unusual Fire/Explosion Hazard:WHEN HEATED TO DECOMPOSITION, POTASSIUM
    SULFATE EMITS OXIDES OF POTASSIUM AND SULFUR.

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

Spill Release Procedures:WEARING FULL PROTECTIVE EQUIPMENT NIOSH
    APPROVED, COVER SPILL WITH DRY SAND OR VERMICULITE. MIX WELL AND
    CAREFULLY TRANSFER TO A CONTAINER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:KEEP CONTAINER TIGHTLY CLOSED. STORE
    IN A COOL, DRY, WELL-VENTILATED AREA.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

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

Respiratory Protection:NIOSH APPROVED DUST MASK RESPIRATOR.
Ventilation:LABORATORY FUME HOOD.
Protective Gloves:RUBBER GLOVES.
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:ANSI APPRVD EMER EYE WASH & DELUGE SHOWER .
    LAB COAT & APRON, FLAME & CHEMICAL RESISTANT COVERALLS.
Work Hygienic Practices:WASH THOROUGHLY AFTER USE.
Supplemental Safety and Health
MP: 1956F,1069C (DECOMPOSES). SOL IN H*2O: 12 GRAMS/100 CC @ 25C. 24.1
    GRAMS/100 CC @ 100 C.

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

Boiling Pt:B.P. Text:3072F,1689C
Melt/Freeze Pt:M.P/F.P Text:SUPDAT
Vapor Pres:0
Spec Gravity:2.662 (H*2O= 1)
Evaporation Rate &amp; Reference:0 (BUTYL ACETATE = 1)
Solubility in Water:SUPDAT
Appearance and Odor:WHITE POWDER, ODORLESS.
Percent Volatiles by Volume:0

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

Stability Indicator/Materials to Avoid:YES
ALUMINUM, MAGNESIUM.
Stability Condition to Avoid:INCOMPATIBLES.
Hazardous Decomposition Products:OXIDES OF SULFUR AND POTASSIUM.

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

Waste Disposal Methods:CONSULT STATE, LOCAL OR FEDERAL EPA REGULATIONS
    FOR PROPER DISPOSAL.

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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.