Product ID:TOLUENE DIISOCYANATE, 188590
MSDS Date:05/29/1990
FSC:9330
NIIN:00N028221
MSDS Number: BMXQJ

STEPAN COMPANY

22 W FRONTAGE ROAD
NORTHFIELD, IL 60093
US

Emergency Phone: 800-228-5635, CHEMTREC 800-424-9300

Info Phone: 708-446-7500

Cage: 87570

STEPAN COMPANY

WINNETKA, IL 60093 US

Telephone: 800-228-5635, CHEMTREC 800-424-9300

Cage: 87570

BENZENE, 2,4-DIISOCYANATO-1-METHYL-;

CAS: 584-84-9

RTECS: CZ6300000

Fraction By Weight: 51%

OSHA PEL C,0.02 PPM/0.02 STEL

ACGIH TLV: 0.005PPM/0.02STEL;93

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

BENZENE, 2,6-DIISOCYANATO-1-METHYL-;

CAS: 91-08-7

RTECS: CZ6310000

Fraction By Weight: 13%

OSHA PEL 0.005 PPM (MFR)

ACGIH TLV: 0.005 PPM (MFR)

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:ACUTE: CONTACT W/EYES IS PAINFUL &
IRRIT. SKIN: PRLNG/RPTD CNTACT W/SKIN CAUSES IRRIT. INHAL:MAY CAUSE
RESP SENSIT & IRRIT SKIN, EYES & RESP TRACT W/POSS PERM DECREASE IN
LUNG FUNCTION. CHRONIC: ASTHM A, OTHER RESPIRATORY DISORDERS,
(BRONCHITIS, EMPHYSEMA, BRONCHIAL HYPERREACTIVITY), SKIN ALLERGIES,
(EFTS OF OVEREXP)
Explanation of Carcinogenicity:2,4-TOLUENE DIISOCYANATE: IARC GRP 2B,
NTP GRP 2;2,6-TOLUENE DIISOCYANATE IARC GROUP 2B.
Effects of Overexposure:HLTH HAZ: ECZEMA. IN A NTP STUDY, TDI WAS
CARCINOGENIC WHEN GIVEN ORALLY TO RATS & MICE AT MAXIMUM TOLERATED
DOSES.
Medical Cond Aggravated by Exposure:ASTHMA, OTHER RESPIRATORY DISORDERS
(BRONCHITIS, EMPHYSEMA, BRONCHIAL HYPERACTIVITY), SKIN ALLERGIES,
ECZEMA. UNNECESSARY EXPOSURE TO THIS PRODUCT OR ANY CHEMICAL SHOULD
BE AVOIDED.

First Aid:EYES: FLUSH EYES IMMEDIATELY WITH PLENTY OF WATER FOR AT
LEAST 15 MINUTES. SKIN: WASH OFF SKIN WITH WATER. REMOVE CONTAMD
CLTHG AND CLEAN BEFORE REUSE. INHAL: REMOVE TO FRESH AIR. SUPPORT
BREATHING (G IVE O*2/ARTF RESP). INGEST: CONSULT MD IMMEDIATELY. IF
ANY SYMPTOMS PERSIST, CONSULT MD.

Flash Point Method:SCC
Flash Point:>200F,>93C
Lower Limits:1%
Extinguishing Media:DRY CHEMICAL, CO*2, FOAM OR WATER FOG. CLASS BC,
ABC FIRE EXTINGUISHER.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED POSITIVE PRESSURE
SCBA AND FULL PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE KNOWN.

Spill Release Procedures:CONTAIN ALL SPILLS & LEAKS TO PVNT DISCHARGE
INTO ENVIRON. VENT AREA. SML: SOAK UP W/ABSORB, SHOVEL INTO WASTE
CNTNR, FLUSH AREA W/WATER. LGE: RECOVER LIQUID FOR REPROCESSING OR
DISPOSAL.
Neutralizing Agent:1% AMMONIA MAY BE USED TO NEUTRALIZE SPILLS.

Handling and Storage Precautions:STORE IN A DRY, WELL VENTILATED AREA
AT ABOUT 65-85F (18-30C). RELEASE PRESSURE CAREFULLY BEFORE OPENING
CONTAINERS.
Other Precautions:SPILLED MATERIAL IS SLIPPERY. WASH THOROUGHLY AFTER
HANDLING. IF INGEST, CALL MD. DO NOT POUR INTO DRAINS, AS SOLIDS
THAT FORM WILL PLUG SEWERS. 1% AMMONIA MAY BE USED TO NEUTRALIZE
SPILLS.

Respiratory Protection:IF VAPS ARE PRESENT, USE NIOSH/MSHA APPROVED
RESPIRATOR FOR ORGANIC VAPORS, AIR-LINE RESPIRATOR, OR SCBA.
Ventilation:USE ADEQUATE VENTILATION TO KEEP HAZARDOUS INGREDIENTS
BELOW THEIR TLV.
Protective Gloves:IMPERVIOUS GLOVES.
Eye Protection:CHEM WORK GOG W/FULL LNGTH FCSHLD.
Other Protective Equipment:PROTECTIVE CLOTHING TO PREVENT RPTD/PRLNG
CONTACT. EYE WASH AND SAFETY SHOWER SHOULD BE NEAR WORK AREA.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
WASTE DISP METH: CONTAINER IS CLEANED, RECONDITIONED OR DESTROYED. %
VOLAT: NIL, BY WEIGHT.

HCC:N1
Boiling Pt:B.P. Text:>200F,>93C
Vapor Density:HVR/AIR
Spec Gravity:1.19
Evaporation Rate & Reference:EST. SLOWER/ETHYL ETHER
Appearance and Odor:NONE SPECIFIED BY MANUFACTURER.
Percent Volatiles by Volume:SUPDAT

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS, WATER, ALCOHOLS, AMINES, ALKALIS, METAL
COMPOUNDS (CATALYSTS).
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:CYANIDES AND AMMONIA MAY BE FORMED.

Waste Disposal Methods:RECOVER MATL/DISP (INCIN IS PREF) I/A/W ALL
APPLIC FED, STATE & LOC REGS. MATL COLLECTED W/ABSORB MAY BE DISP
IN PERMITTED LANDFILL I/A/W FED, STATE & LOC REGS. EMPTY CNTNR MAY
RETAIN VAP/PROD RESIDUE . OBSERVE ALL LABELED SAFEGUARDS UNTIL
(SUPP DATA)

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