SPECTRUM CHEMICAL MFG. CORP. -- TETRAHYDROFURAN -- 6810-00-368-5011 
=====================  Product Identification  =====================

Product ID:TETRAHYDROFURAN
MSDS Date:09/30/1997
FSC:6810
NIIN:00-368-5011
Status Code:A
=== Responsible Party ===
Company Name:SPECTRUM CHEMICAL MFG. CORP.
Address:14422 SOUTH SAN PEDRO STREET
City:GARDENA
State:CA
ZIP:90248-2027
Country:US
Info Phone Num:310-516-8000
Emergency Phone Num:(800)424-9300
Resp. Party Other MSDS Num.:CATALOG NUMBERS: T1025, US085
Preparer's Name:E. BRULL
Chemtrec Ind/Phone:(800)424-9300
CAGE:63415
=== Contractor Identification ===
Company Name:SPECTRUM LABORATORY PRODUCTS INC
Address:14422 S SAN PEDRO ST
Box:City:GARDENA
State:CA
ZIP:90248-2027
Country:US
Phone:310-516-8000/FAX: 310-516-9843
CAGE:63415

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

Ingred Name:TETRAHYDROFURAN
CAS:109-99-9
RTECS #:LU5950000
= Wt:100.
OSHA PEL:590 MG/M3;200 PPM
ACGIH TLV:590 MG/M3;200 PPM
ACGIH STEL:737 MG/M3;250 PPM
EPA Rpt Qty:1000 LBS
DOT Rpt Qty:1000 LBS

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

LD50 LC50 Mixture:LD50: ORAL: RAT= 1650 MG/KG (4 HOURS)
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:YES
Health Hazards Acute and Chronic:VERY DANGEROUS IN CASE OF EYE CONTACT
    (IRRITANT). SLIGHTLY DANGEROUS TO DANGEROUS IN CASE OF SKIN CONTACT
    (IRRITANT), OF INGESTION, OF INHALATION. VERY SLIGHTLY TO SLIGHTLY
    DANGEROUS IN CASE OF SKIN C ONTACT (PERMEATOR). THIS PRODUCT IS AN
    EYE IRRITANT. THIS PRODUCT MAY IRRITATE EYES AND SKIN UPON CONTACT.
    REPEATED OR PROLONGED EXPOSURE TO THE SUBSTANCE CAN PRODUCT TARGET
    ORGANS  DAMAGE.
Explanation of Carcinogenicity:THIS PRODUCT CONTAINS A CHEMICAL KNOWN
    TO THE STATE OF CALIFORNIA TO CAUSE CANCER.
Effects of Overexposure:INFLAMMATION OF THE EYE IS CHARACTERIZED BY
    REDNESS, WATERING AND ITCHING
Medical Cond Aggravated by Exposure:NONE PROVIDED BY MFR

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

First Aid:EYE: REMOVE ANY CONTACT LENSES. IMMEDIATELY FLUSH EYES WITH
    RUNNING WATER >15 MINUTES, KEEPING EYELIDS OPEN. COLD WATER MAY BE
    USED. DO NOT USE EYE OINTMENT. GET MEDICAL HELP. SKIN: REMOVE
    CONTAMINATE D CLOTHES AS QUICKLY AS POSSIBLE, PROTECTING YOUR OWN
    HANDS & BODY. PLACE VICTIM UNDER DELUGE SHOWER. IF CHEMICAL TOUCHES
    EXPOSED SKIN, LIKE HANDS: GENTLY& THOROUGHLY WASH CONTAMINATED SKIN
    WITH RUNNI NG WATER & NON-ABRASIVE SOAP. CAREFULLY CLEAN FOLDS,
    CREASES & GROIN. COLD WATER MAY BE USED. COVER IRRITATED SKIN WITH
    EMOILLENT. GET MED HELP IF IRRITATION PERSISTS. INHALATION: MOVE TO
    WELL VENTILA TED AREA. SEE OTHER INFO SECTION.

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

Flash Point Method:CC
Flash Point:=-14.5C, 5.9F
Autoignition Temp:=321.C, 609.8F
Lower Limits:2%
Upper Limits:11.8%
Extinguishing Media:SMALL FIRE: USE DRY CHEMICALS, CO2, ALCOHOL FOAM OR
    WATER SPRAY. LARGE FIRE: USE ALCOHOL FOAM, WATER SPRAY OR FOG.
Fire Fighting Procedures:COOL CONTAINING VESSELS WITH WATER JET IN
    ORDER TO PREVENT PRESSURE BUILD-UP, AUTOIGNITION OR EXPLOSION
Unusual Fire/Explosion Hazard:SLIGHTLY FLAMMABLE IN PRESENCE OF OPEN
    FLAMES AND SPARKS. VERY SLIGHTLY TO SLIGHTLY FLAMMABLE IN PRESENCE
    OF HEAT.

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

Spill Release Procedures:SMALL: DILUTE WITH WATER & MOP UP, OR ABSORB
    WITH INERT DRY MATERIAL &  PLACE IN WASTE DISPOSAL CONTAINER.
    LARGE: FLAMMABLE LIQUID. KEEP FROM HEAT. KEEP FROM SOURCES OF
    IGNITION. STOP LEAK IF WITHOUT  RISK. ABSORB WITH DRY EARTH, SAND
    OR OTHER NON-COMBUSTIBLE MATERIAL.DO NOT TOUCH SPILLED MATERIAL.
    PREVENT ENTRY INTO SEWERS, BASEMENTS OR CONFINED AREAS, DIKE IF
    NEEDED. ELIMINATE IGNITION SOURCES.
Neutralizing Agent:NONE PROVIDED BY MFR

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

Handling and Storage Precautions:STORAGE: FLAMABLE MATERIALS SHOULD BE
    STORED IN SEPARATE SAFETY STORAGE CABINET OR ROOM. KEEP FROM HEAT.
    KEEP AWAY FROM SOURCES OF IGNITION. KEEP CONTAINER TIGHTLY CLOSED.
    KEEP IN COOL, WELL-VENTILATE D PLACE. GROUND ALL EQUIPMENT
    CONTAINING MATERIAL. REFRIGERATED ROOM WOULD BE PREFERABLE.
Other Precautions:KEEP AWAY FROM HEAT. KEEP AWAY FROM SOURCES OF
    IGNITION. GROUND ALL EQUIPMENT CONTAINING MATERIAL.DO NOT BREATHE
    GAS, FUMES, VAPOR OR SPRAY.IN CASE IF INSUFFICIENT VENTILATION,
    WEAR SUITABLE RESPIRATO RY EQUIPMENT.IF YOU FEEL UNWELL, SEEK
    MEDICAL ATTENTION & SHOW THE LABEL WHEN POSSIBLE. AVOID CONTAC T
    WITH SKIN & EYES.

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

Respiratory Protection:BE SURE TO USE A MSHA/NIOSH APPROVED RESPIRATOR
    OR EQUIVALENT. WEAR APPROPRIATE RESPIRATOR WHEN VENTILATION IS
    INADEQUATE
Ventilation:PROVIDE EXHAUST VENTILATION OR OTHER ENGINEERING CONTROLS
    TO KEEP THE AIRBORNE CONCENTRACTIONS OF VAPORS BELOW THEIR
    RESPECTIVE THRESHOLD LIMIT VALUE
Protective Gloves:IMPERVIOUS GLOVES
Eye Protection:SPLASH GOGGLES
Other Protective Equipment:EYEWASH STATION & SAFETY SHOWER PROXIMAL TO
    THE WORK-STATION LOCATION.LAB COAT, FULL SUIT, BOOTS.SUGGESTED
    PROTECTIVE CLOTHING MIGHT NOT BE SUFFICIENT, CONSULT A SPECIALIST
    BEFORE HANDLING THIS PRODUCT.
Work Hygienic Practices:NONE PROVIDED BY MFR
Supplemental Safety and Health

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

HCC:F2
Boiling Pt:=67.C, 152.6F
Melt/Freeze Pt:=-108.5C, -163.3F
Decomp Temp:Decomp Text:NONE PROVIDED BY MFR
Vapor Pres:143 MMHG @ 20 DEG C
Vapor Density:2.49(AIR=1
Spec Gravity:0.8892 (WATER=1)
pH:NOT AVAILABLE
Viscosity:NOT AVAILABLE
Evaporation Rate & Reference:NONE PROVIDED BY MFR
Solubility in Water:SOLUBLE IN COLD WATER
Appearance and Odor:LIQUID. TASTE/ODOR/COLOR: NOT AVAILABLE
Percent Volatiles by Volume:NONE PROVIDE
Corrosion Rate:NONE PROVIDED BY MFR

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

Stability Indicator/Materials to Avoid:YES
NO SPECIFIC INFORMATION IS AVAILABLE IN OUR DATABASE REGARDING THE
    REACTIVITY OF THIS MATERIAL IN PRESENCE OF VARIOUS OTHER MATERIALS
Stability Condition to Avoid:NONE PROVIDED BY MFR
Hazardous Decomposition Products:THESE PRODUCTS ARE CARBON OXIDES (CO,
    CO2)

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

Toxicological Information:ACUTE TOXICITY OF VAPOR (LC50): 21000 PPM
    (RAT). SUBSTANCE IS TOXIC TO LUNGS & NERVOUS SYSTEM. TOXICITY TO
    REPRODUCTIVE SYSTEM NOT AVAIALABLE. VERY DANGEROUS IN CASE OF EYE
    CONTACT (IRRITANT). SLIGHTL Y DANGEROUS TO DANGEROUS IN CASE OF
    SKIN CONTACT (IRRITANT), OF INGESTION, OF INHALATION. VERY SLIGHTLY
    TO SLIGHTLY DANGEROUS IN CASE OF SKIN CONTACT (PERMEATOR).

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

Ecological:ECOTOXICITY DATA NOT AVAILABLE. BOD5 & COD NOT AVAILABLE. CO
    & CO2 ARE PRODUCTS OF BIODEGREDATION. PRODUCTS OF DEGREDATION ARE
    MORE TOXIC.

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

Waste Disposal Methods:RECYCLE TO PROCESS, IF POSSIBLE. CONSULT YOUR
    LOCAL OR REGIONAL AUTHORITIES.

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

Transport Information:DOT INFORMATION: TETRAHYDROFURAN, 3, UN2056, PG
    II

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

Federal Regulatory Information:CERCLA RQ: 1000 LB.
State Regulatory Information:LISTED BY FOLLOWING STATES: MASSACHUSETTS,
    PENSYLVANIA. IS A CALIFORNIA PROP 65 CHEMICAL.

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

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