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

Product ID:TRIS, 0497
MSDS Date:12/23/1997
FSC:6810
NIIN:00N092861
Status Code:A
MSDS Number: CJVDK
=== Responsible Party ===
Company Name:AMRESCO INC
Address:30175 SOLON INDUSTRIAL PARKWAY
City:SOLON
State:OH
ZIP:44139
Country:US
Info Phone Num:800-448-4442; 440-349-1199
Emergency Phone Num:800-424-9300 (CHEMTREC)
Chemtrec Ind/Phone:(800)424-9300
CAGE:0RTJ1
=== Contractor Identification ===
Company Name:AMRESCO INC
Address:30175 SOLON INDUSTRIAL PARKWAY
Box:City:SOLON
State:OH
ZIP:44139
Country:US
Phone:800-448-4442; 440-349-1199
CAGE:0RTJ1

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

Ingred Name:TRIS BUFFER
CAS:77-86-1
RTECS #:TY2900000
= Wt:100.

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

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE: MAY BE HARMFUL BY INHALATION,
    INGESTION, OR SKIN ABSORPTION. CAUSES EYE AND SKIN IRRITATION.
    MATERIAL IS IRRITATING TO MUCOUS MEMBRANES AND UPPER RESPIRATORY
    TRACT.
Effects of Overexposure:SEE HEALTH HAZARDS.

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

First Aid:EYES OR SKIN: IMMEDIATELY FLUSH EYES OR SKIN WITH COPIOUS
    AMOUNTS OF WATER FOR AT LEAST 15 MINUTES WHILE REMOVING
    CONTAMINATED CLOTHING AND SHOES. INHALATION: REMOVE TO FRESH AIR.
    IF NOT BREATHING GIV E ARTIFICIAL RESPIRATION. IF BREATHING IS
    DIFFICULT, GIVE OXYGEN. INGESTION: WASH OUT MOUTH WITH WATER
    PROVIDED PERSON IS CONSCIOUS. CALL A PHYSICIAN.

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

Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL POWDER OR
    APPROPRIATE FOAM.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
    EQUIPMENT .
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

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

Spill Release Procedures:WEAR RESPIRATOR, CHEMICAL SAFETY GOGGLES,
    RUBBER BOOTS AND HEAVY RUBBER GLOVES. SWEEP UP, PLACE IN A BAG AND
    HOLD FOR WASTE DISPOSAL. AVOID RAISING DUST. VENTILATE AREA AND
    WASH SPILL SITE AFTER MATER IAL PICKUP IS COMPLETE.

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

Handling and Storage Precautions:DO NOT BREATHE DUST. AVOID CONTACT
    WITH EYES, SKIN AND CLOTHING. AVOID PROLONGED OR REPEATED EXPOSURE.
    KEEP TIGHTLY CLOSED. STORE IN A COOL DRY PLACE.

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

Respiratory Protection:NIOSH APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:CHEMICAL-RESISTANT GLOVES.
Eye Protection:ANSI APPROVED CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:EYE WASH AND DELUGE SHOWER MEETING ANSI
    DESIGN CRITERIA .
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health

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

Melt/Freeze Pt:>168.C, 334.4F
M.P/F.P Text:168-172C
Appearance and Odor:SOLID.

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

Stability Indicator/Materials to Avoid:YES
BASES, OXIDIZING AGENTS, PROTECT FROM MOISTURE.
Hazardous Decomposition Products:HAZARDOUS COMBUSTION OR DECOMPOSITION
    PRODUCTS: THERMAL DECOMPOSITION MAY PRODUCE CARBON MONOXIDE, CARBON
    DIOXIDE, AND NITROGEN OXIDES.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

===================  Toxicological Information	===================

Toxicological Information:TO BEST OF MFR'S KNOWLEDGE, CHEMICAL,
    PHYSICAL, & TOXICOLOGICAL PROPERTIES HAVE NOT BEEN THOROUGHLY
    INVESTIGATED. RTECS #: TY2900000 1,3-PROPANEDIOL,
    2-AMINO-2-(HYDROXYMETHYL)- TOXICITY DATA: ORL-RAT  LD50:5900 MG/KG
    BCFAAI 110,653,1971. IVN-RAT LD50: 1800 MG/KG NIIRDN-, 419,1990.
    IVN-MUS LD50:1210 MG/KG ABMGAJ 17,217,1966. TARGET ORGAN DATA:
    BEHAVIORAL (SOMNOLENCE). BEHAVIORAL (MUSCLE WEAKNESS). B EHAVIORAL
    (COMA). ONLY SELECTED REGISTRY OF TOXIC EFFECTS OF CHEMICAL
    SUBSTANCES (RTECS) DATA IS PRESENTED HERE. SEE ACTUAL ENTRY IN
    RTECS FOR COMPLETE INFORMATION.

=====================  Ecological Information  =====================

Ecological:DATA NOT YET AVAILABLE.

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

Waste Disposal Methods:DISSOLVE OR MIX THE MATERIAL WITH A COMBUSTIBLE
    SOLVENT AND BURN IN A CHEMICAL INCINERATOR EQUIPPED WITH AN
    AFTERBURNER AND SCRUBBER. OBSERVE ALL FEDERAL, STATE AND LOCAL
    ENVIRONMENTAL REGULATIONS.

===================  MSDS Transport Information  ===================

Transport Information:NOT REGULATED.

=====================  Regulatory Information  =====================

Federal Regulatory Information:EUROPEAN INFORMATION: IRRITANT R
    36/37/38. IRRITATING TO EYES, RESPIRATORY SYSTEM AND SKIN . S 26.
    IN CASE OF CONTACT WITH EYES, RINSE IMMEDIATELY WITH PLENTY OF
    WATER AND SEEK MEDICAL ADVICE. S 36 WE AR SUITABLE PROTECTIVE
    CLOTHING. REVIEWS, STANDARDS, AND REGULATIONS: OEL=MAK. NOHS
    1974:HZD 81165; NIS 4; TNF 850; NOS 6; TNE 7274. NOES 1983; HZD
    81165; NIS 9; TNF 2296; NOS 22; TNE 40897; TFE 30773 . EPA TSCA
    SECTION 8 (B) CHEMICAL INVENTORY.

=======================  Other Information  =======================

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