BIO-RAD LABORATORIES CLINICAL DIV -- 1610716 TRIS ELECTROPHORESIS PURITY REAGENT 500G  -- 6550-00F054592
<pre>=====================  Product Identification  =====================

Product ID:1610716 TRIS ELECTROPHORESIS PURITY REAGENT 500G
MSDS Date:01/22/1997
FSC:6550
NIIN:00F054592
=== Responsible Party ===
Company Name:BIO-RAD LABORATORIES CLINICAL DIV
Address:2000 ALFRED NOBEL DR
City:HERCULES
State:CA
ZIP:94547-5000
Country:US
Info Phone Num:510-724-7000/510-741-1000
Emergency Phone Num:510-724-7000/510-741-1000
CAGE:10987
=== Contractor Identification ===
Company Name:BIO-RAD LABORATORIES
Address:3300 REGATTA BLVD
Box:City:RICHMOND
State:CA
ZIP:94804
Country:US
Phone:415-232-7000
CAGE:10987

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

Ingred Name:1,3-PROPANEDIOL , 2-AMINO-2-(HYDROXYMETHYL), TROMETHAMINE, 
      TRIS-HYDROXYMETHYLAMINOMETHANE	*97-4*
CAS:77-86-1
RTECS #:TY2900000

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

LD50 LC50 Mixture:ORAL LD50(RAT): 5900 MG/KG (SEE SUPP)
Routes of Entry: Inhalation:NO	Skin:NO  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:INGESTION: HARMFUL. EYES: IRRITATING.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION.

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

First Aid:INHALATION: REMOVE TO FRESH AIR. EYES: RINSE FOR SEVERAL MINS
    UNDER RUNNING WATER. OBTAIN MEDICAL ATTENTION IN ALL CASES.

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

Extinguishing Media:CO2, EXTINGUISHING POWDER/WATER SPRAY. LARGE FIRES:
    WATER SPRAY/ALCOHOL RESISTANT FOAM.
Unusual Fire/Explosion Hazard:NON-FLAMMABLE.

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

Spill Release Procedures:NO SPECIAL MEASURES REQUIRED.

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

Handling and Storage Precautions:KEEP RECEPTACLE TIGHTLY SEALED. KEEP
    AWAY FROM FOODSTUFFS, BEVERAGES & FEED.
Other Precautions:AVOID CONTACT W/EYES & SKIN.

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

Protective Gloves:SYNTHETIC
Eye Protection:TIGHTLY SEALED GOGGLES
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
    REUSE. WASH HANDS BEFORE BREAKS & AT THE END OF WORK DAY.
Supplemental Safety and Health
THE ORAL LD50 INFORMATION IS FOR TRIS(HYDROXYMETHYL)AMINOMETHANE.

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

Boiling Pt:B.P. Text:426.2F
Melt/Freeze Pt:M.P/F.P Text:340.16F
Solubility in Water:MISCIBLE
Appearance and Odor:WHITISH CRYSTALLINE W/CHARACTERISTIC ODOR

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

Stability Indicator/Materials to Avoid:YES

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

Waste Disposal Methods:DON'T DISPOSE OF TOGETHER W/HOUSEHOLD GARBAGE.
    DON'T ALLOW PRODUCT TO REACH SEWAGE SYSTEM. HAND OVER TO HAZARDOUS
    WASTE DISPOSERS, IAW/FEDERAL, STATE & LOCAL REGULATIONS.

 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.