Product ID:TETRAHYDROFURAN
MSDS Date:09/30/1997
FSC:6810
NIIN:00-368-5011
Status Code:A
MSDS Number: CLKNL

Emergency Phone: (800)424-9300

Info Phone: 310-516-8000

Preparer: E. BRULL

Cage: 63415

Telephone: 310-516-9843

Cage: 63415

TETRAHYDROFURAN

CAS: 109-99-9

RTECS: LU5950000

OSHA PEL 590 MG/M3;200 PPM

ACGIH TLV: 590 MG/M3;200 PPM

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

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: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.

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.

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 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.

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

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 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)

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

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).

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.

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

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

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