Product ID:UR-2139-B
MSDS Date:02/15/1995
FSC:8040
NIIN:01-433-8344
Status Code:A
MSDS Number: CLNDM

Emergency Phone: 1-800-228-5635

Info Phone: (800) 228-5635

Preparer: ERNEST CARTER

Cage: ODH19

Telephone: (800) 228-5635

Cage: ODH19

METHYLENE BISPHENYL ISOCYANATE

CAS: 101-68-8

RTECS: NQ9350000

OSHA PEL C0.2 MG/M3;C0.02 PPM

ACGIH TLV: 0.051 MG/M3;.005 PPM

AROMATIC ISOCYANATE

LD50 LC50 Mixture:NONE
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:EYES: EYE CONTACT WITH LIQUID PRODUCT
MAY CAUSE IRRITATION. SKIN: PROLONGED OR REPEATED CONTACT MAY CAUSE
IRRITATION.SKIN CONTACT MAY RESULT IN ALLERGIC SKIN REACTIONS OR
RESPIRATORY SENSITIZATION. I NHALATION:AT ROOM TEMPERATURE, VAPORS
ARE MINIMAL DUE TO LOW VAPOR PRESSURE OF MDI. OVEREXPOSURE TO
VAPORS GIVEN OFF BY HEATED PRODUCT OR MISTS GIVEN OFF BY SPRAYED
PRODUCT MAY CAUSE IRRITATION OF THE NOSE, THROAT AND RESPIRATORY
TRACT.SYMPTOMS OF OVEREXPOSURE MAY INCLUDE COUGHING, DIFFICULTY IN
BREATHING OR A TIGHT FEELING IN THE CHEST. INGESTION: HARMFUL IF
SWALLOWED.
Explanation of Carcinogenicity:THIS PRODUCT DOES NOT CONTAIN REGULATED
LEVELS OF NTP, IARC, ACGIH OR OSHA LISTED CARCINOGENS.
Effects of Overexposure:CHRONIC: LONG TERM OVEREXPOSURE TO VAPORS MAY
CAUSE REDUCED PULMONARY FUNCTION. RESPIRATORY IRRITATION, LUNG
DAMAGE AND TUMORS HAVE BEEN OBSERVED IN LABORATORY ANIMALS EXPOSED
TO DROPLETS OF MDI (6MG/ M3) FOR THEIR LIFETIME.
Medical Cond Aggravated by Exposure:PERSONS WITH EXISTING ASTHMATIC
CONDITIONS MAY EXPERIENCE ADDITIONAL DIFFICULTY IN BREATHING.
PERSONS WHO HAVE BEEN SENSITIZED TO ISOCYANATES MAY EXPERIENCE
SYMPTOMS AT VERY LOW EXPOSURE LEVELS.

First Aid:IF IN EYE: FLUSH IMMEDIATELY WITH LARGE AMOUNTS OF WATER FOR
AT LEAST 15 MINUTES.CALL APHYSICIAN. IF ON SKIN: WASH AFFECTED AREA
WITH SOAP AND WATER.LAUNDER CONTAMINATED CLOTHING BEFORE REUSE.
CALL A PHYSICIAN. IF VAPORS INHALED: REMOVE FROM EXPOSURE.PROVIDE
ARTIFICIAL RESPIRATION IF BREATHING HAS STOPPED. CALL A PHYSICIAN
IF SYMPTOMS PERSIST. IF INGESTED: IF PERSON CAN SWALLOW, GIVE ONE
GLASS OF WATER OR MILK. DO NOT INDUCE VOMITING, GET IMMEDIATE
MEDICAL ATTENTION.

Flash Point Method:COC
Flash Point:=204.4C, 400.F
Autoignition Temp:Autoignition Temp Text:NONE
Lower Limits:NONE
Upper Limits:NONE
Extinguishing Media:USE WATER SPRAY, FOAM, DRY CHEMICAL OR CARBON
DIOXIDE.
Fire Fighting Procedures:PERSONS EXPOSED TO PRODUCTS OF COMBUSTION
SHOULD WEAR SELF-CONTAINED BREATHING APPARATUS AND FULL PROTECTIVE
EQUIPMENT.
Unusual Fire/Explosion Hazard:NONE

Spill Release Procedures:COVER WITH ABSORBENT MATERIAL. PLACE IN OPEN
TOPPED CONTAINER. REMOVE TO WELL VENTILATED AREA AND TREAT WITH
ADEQUATE AMMONIA.
Neutralizing Agent:NONE

Handling and Storage Precautions:AVOID SKIN CONTACT WITH PRODUCT AT ALL
TMES. AVOID EXPOSURE TO MIST FROM SPRAYED PRODUCT OR VAPORS FROM
HEATED PRODUCT. STORAGE INFORMATION: CONSULT THE TECHNICAL DATA
SHEET FOR SPECIFIC STORAGE INSTR UCTIONS.
Other Precautions:NONE

Respiratory Protection:USE NIOSH/MSHA APPROVED SELF-CONTAINED BREATHING
APPARATUS WHERE INADEQUATE VENTILATION EXISTS. PERSONS WITH KNOWN
SENSITIZATIONS TO ISOCYANATES SHOULD NOT WORK WITH THIS MATERIAL.
Ventilation:LOCAL EXHAUST VENTILATION PREFERRED.
Protective Gloves:USING RUBBER GLOVES AND APPROPRIATE PROTECTIVE
CLOTHING.
Eye Protection:WEAR SAFETY GLASSES TO REDUCE THE POTENTIAL FOR EYE
CONTACT;
Other Protective Equipment:A FACE SHIELD IS APPROPRIATE IF SPLASHING IS
LIKELY. HAVE EYE WASH AVAILABLE.
Work Hygienic Practices:NONE
Supplemental Safety and Health
NONE

Boiling Pt:B.P. Text:NONE
Melt/Freeze Pt:M.P/F.P Text:NONE
Decomp Temp:Decomp Text:NONE
Spec Gravity:1.21
Appearance and Odor:LIQUID AMBER NEUTRAL

Stability Indicator/Materials to Avoid:YES
WATER, ALCOHOLS, AMINES, STRONG ACIDS, STRONG BASES.
Stability Condition to Avoid:NONE
Hazardous Decomposition Products:INCOMPLETE COMBUSTION CAN YIELD LOW
MOLECULAR WEIGHT HYDROCARBONS, CARBON MONOXIDE, NTROGEN COMPOUNDS
AND TRACES OF HYTROGEN CYANIDE.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

Waste Disposal Methods:DISPOSE OF WASTE MATERIAL ACCORDING TO STATE,
LOCAL OR PROVINCIAL REGULATIONS.

SARA Title III Information:SECTION 313: THIS PRODUCT CONTAINS THE
FOLLOWING TOXIC CHEMICAL(S') SUBJECT TO THE REPORTING REQUIREMENTS
OF SECTION 313 OF TITLE 111 OF THE SUPERFUND AMENDMENTS AND
REAUTHORIZATION ACT OF 1986 (SA RA) AND CFR PART 372:Federal
Regulatory Information:NONE
State Regulatory Information:CALIFORNIA PROPOSITION 65: THIS PRODUCT
DOES NOT CONTAIN KNOWN LEVELS OF ANY CHEMICAL KNOWN TO THE STATE OF
CALIFORNIA TO CAUSE CANCER OR CAUSE REPRODUCTIVE DAMAGE.

======================================================================
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.