Product ID:4,4'-DIAMINODIPHENYLMETHANE, N-590
MSDS Date:08/08/1988
FSC:6810
NIIN:00N028078
MSDS Number: BMVKM

MOBAY CORP

MOBAY ROAD
PITTSBURGH, PA 15205-9741
US

Emergency Phone: 202-483-7616;800-424-9300(CHEMTREC)

Info Phone: 412-923-1800

Preparer: J.J. CONKLIN

Cage: EO419

MOBAY CORP

PITTSBURGH, PA 15205 US

Telephone: 800-662-2927

Cage: EO419

PRECAUTIONARY MEASURE AGAINST BUILD-UP OF

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AVOID BRTHG VAP/DUST. HIGH EXPOS CAN OCCUR WHEN

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OPERATIONS SHOULD BE WELL VENTED & GOOD WORK

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EDUCATION & TRAINING IN SAFE HNDLG OF PROD ARE REQD

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MEDIATED RULEMAKING ADVISORY COMMITTEE.

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29 CFR 1910.134.

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OF ATMOSPHERIC MOISTURE. IF CNTNR OF MATL

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ANILINE, 4,4'-METHYLENEDI-; (4,4'-DIAMINODIPHENYLMETHANE

CAS: 101-77-9

RTECS: BY5425000

Fraction By Weight: 100%

ACGIH TLV: 0.1 PPM, S (MFR)

EPA Report Quantity: 1 LB

DOT Report Quantity: 1 LB

HIGH FEVER & CHILLS. PROD IS HEPATOTOXIN & CAN

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INGEST CAN CAUSE HEPATIC CIRRHOSIS, BLOOD & SPLEEN

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CAUSE CANCER. IN ADDN, DMG TO LIVER, KIDNEYS, BLOOD &

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EXPOS TO EYES CAN RESULT IN CONJ. WHEN ADMIN IN

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NEOPLASMS IN MALES & THYROID NEOPLASMS IN FEMALES. IN

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& LIVER CANCERS IN MALES & FEMALES, ADRENAL TUMORS IN

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VITRO STUDIES, MDA APPEARS TO HAVE WEAK MUTAGENIC

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SHOULD BE WASHED W/DETERGENT & WARM WATER TO

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LD50 LC50 Mixture:LD50:(ORAL,RAT)347 MG/KG.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:ACUTE:INHAL:PROD MAY CAUSE RESP TRACT
IRRIT. SYMPS MAY INCL FEVER, CHILLS, ANOREXIA, VOMIT, HEPATITIS &
POSS MYOCARDIOPATHY. CONSIDERED HEPATOTOXIN (TOXIN DESTRUCT TO
LIVER CELLS). EYE:CONSIDERED IRRI T; 4 PPM IS PAINFULLY IRRIT.
CORNEAL BURNS MAY OCCUR WHEN SPLASHED INTO EYES. SKIN:MAY CAUSE
IRRIT. (EFTS OF OVEREXP)
Explanation of Carcinogenicity:4,4'-METHYLENEDIANILINE:GROUP 2B(IARC),
GROUP 2(NTP).
Effects of Overexposure:HLTH HAZ:SUFFICIENT AMTS OF MATL MAY BE ABSORB
THRU SKIN & RESULT IN JAUNDICE, WEAK, ABDOM PAIN, NAUS, VOMIT,
ANOREXIA, FEVER & CHILLS & POSS MYOCARDIOPATHY. MAY BECOME YELLOW
FROM CONT. CAN CAUSE DER MAL SENSIT(ALLERGIC TYPE OF IRRIT) IN
SUSCEPTIBLE INDIVIDUALS. INGEST:CONSIDERED TOXIC. EXPOS HAS CAUSED
"EPPING(SUPDAT)
Medical Cond Aggravated by Exposure:PERSONS W/PRE-EXISTING EYE, SKIN,
LIVER, KIDNEY/HEART DISORDERS/PERSONS W/IMPAIRED PULMONARY FUNCTION
MAY BE MORE SUSCEPTIBLE TO EFFECTS OF THIS PRODUCT.

First Aid:EYE:IMMED FLUSH W/PLENTY OF H*2O FOR @ LST 15 MIN. GET MD
IMMED. SKIN:IMMED WASH W/SOAP & PLENTY OF H*2O. REMOVE & WASH
CONTAM CLTHG BEFORE REUSE. GET MD IMMED. INHAL:REMOVE TO FRESH AIR.
IF NOT BRTHG , GIVE ARTF RESP. IF BRTHG DFCLT, GIVE O*2. GET MD
IMMED. INGEST:REMOVE BY GASTRIC LAVAGE. GIVE O*2 IF RESP IS
DEPRESSED. DO NOT INDUCE VOMIT. CALL MD IMMED. NOTE TO MD:TREAT ANY
ILL EFTS SYMPTOMAT.

Flash Point:446F,230C
Extinguishing Media:WATER, CO*2, DRY CHEMICAL, FOAM.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP
. OVERHEATING OF CNTNRS CAN RESULT IN RUPTURE; USE COLD H*2O SPRAY
TO COOL FIRE-EXPOS CNTNRS TO MIN (SUPDAT)
Unusual Fire/Explosion Hazard:MATL SUPPORTS COMBUST. DURING FIRE,
HIGHLY IRRIT VAPS & TOX GASES MAY BE GENERATED BY THERMAL
DECOMP/COMBUST. DO NOT SPRAY FIRE DIRECTLY; SOLID STREAM (SUPDAT)

Spill Release Procedures:WEAR APPROP NIOSH/MSHA APPROVED RESP EQUIP &
FULLY CLOTHE BODY IN APPROP PERSONAL PROT CLOTHING. EVACUATE
NON-ESSNTL PERS FROM AREA. TAKE UP SPILLED MATL MECHANICALLY &
PLACE IN APPROP MARKED CLOSABLE CNTNR. AVOID GENERATING DUST.
SPILL AREA (ING 9)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STOR TEMP:MIN:68F;20C, MAX:257F,125C.
AVG SHELF LIFE:APPROX 5 YRS. SPECIAL SENSITIVITY:LIGHT & AIR. MATL
IS HYGROSCOPIC & MAY ABSORB SM AMTS (ING 10)
Other Precautions:STORE TIGHTLY SEALED IN ORIGINAL CNTNR IN COOL, DRY
PLACE, AWAY FROM FOOD & DRINK. KEEP CNTNRS CLOSED & AWAY FROM HEAT
& OXIDIZING AGENTS. IF STORED FOR EXTENSIVE TIME PERIODS, USE
NITROGEN BLANKET. U SE IN WELL-VENTED AREAS. ADOPT (ING 11)

Respiratory Protection:NIOSH/MSHA APPRVD AIR PURIFYING RESP EQUIPPED
W/HEPA CARTRIDGE/CANISTER IF REC PEL OF 10 PPB TWA/100 PPB STEL IS
EXCEEDED/VAPS ARE DETECTED/ARE IRRIT. IN EMER SITUATIONS, NIOSH/MSA
APPRVD SCBA IS REQD . OBSERVE OSHA REG FOR RESP USE,(ING 16)
Ventilation:LOCAL EXHAUST VENTILATION IS MANDATORY DURING PROCESSING TO
KEEP MDA EXPOS BELOW RECOM PEL OF 10 PPB TWA/100 PPB STEL.
Protective Gloves:CHEMICALLY RESISTANT GLOVES (PVC/LATEX).
Eye Protection:CHEM WORK GOGG/FULL LENGTH FCSHLD.
Other Protective Equipment:OTHER PROT CLTHG (APRON, SHOE COVERS, ETC).
SFTY SHOWERS & EYE WASH STATIONS SHOULD BE EASILY ACCESSIBLE TO
WORK AREA.
Work Hygienic Practices:CONTACT LENSES SHOULD NOT BE WORN. WASH
THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
FIRE FIGHT PROC:RISK OF RUPTURE. EXPLO HAZ:OF H*2O DIRECTED INTO HOT
BURNING LIQ COULD CAUSE FROTHING. EFTS OF OVEREXP:JAUNDICE",
CLINICALLY MANIFESTED AS SHORT PRODRONE PERIOD, SEV
RIGHT-UPPER-QUADRA NT PAIN, HIGH FEVER & CHILLS W/SUBSEQUENT
JAUNDICE. OTHER SYMPS FROM OVEREXP INCL VOMIT, ANOREXIA, HEPATITIS,
(ING 2)

HCC:N1
Boiling Pt:B.P. Text:393F,201C
Melt/Freeze Pt:M.P/F.P Text:190F,88C
Vapor Pres:<0.1@196F
Spec Gravity:1.08 @ 205F
Solubility in Water:SLIGHTLY SOLUBLE
Appearance and Odor:COLORLESS TO YELLOWISH SOLID (FLAKES); FAINT
AMINE-LIKE ODOR.
Percent Volatiles by Volume:NEGLIG

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING MATERIALS & ACIDS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:BY FIRE:CO, CO*2, OXIDES OF NITROGEN &
ANILINE.
Conditions to Avoid Polymerization:HAZARD POLYMERIZATION WILL NOT
OCCUR. MATERIAL WILL, HOWEVER, POLYMERIZE IF HEATED ABOVE 125F
(257C).

Waste Disposal Methods:WASTE MATL MUST BE DISP OF IN COMPLIANCE W/FED,
STATE/LOC ENVIRON CTL REGS. ALL HNDLG PRECS FOR FULL CNTNRS MUST BE
FOLLOWED FOR EMPTY CNTNRS. WHEN CNTNRS HAVE BEEN PASSED ON FOR
RECONDITIONING/DISP, RECIPIENT MUST BE ADVISED OF PROD'S HAZS.

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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
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particular situation.