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MSDS for O-TOLUIDINE Page 1
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1 - PRODUCT IDENTIFICATION
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PRODUCT NAME: O-TOLUIDINE
FORMULA: CH3C6H4NH2
FORMULA WT: 107.16
CAS NO.: 95-53-4
NIOSH/RTECS NO.: XU2975000
COMMON SYNONYMS: 2-AMINOTOLUENE; O-METHLANILINE; C.I. 37077
PRODUCT CODES: W122,W123
EFFECTIVE: 09/05/86
REVISION #02
PRECAUTIONARY LABELLING
BAKER SAF-T-DATA(TM) SYSTEM
HEALTH - 3 SEVERE (CANCER CAUSING)
FLAMMABILITY - 2 MODERATE
REACTIVITY - 2 MODERATE
CONTACT - 3 SEVERE (LIFE)
HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD).
LABORATORY PROTECTIVE EQUIPMENT
GOGGLES & SHIELD; LAB COAT & APRON; VENT HOOD; PROPER GLOVES; CLASS B
EXTINGUISHER
PRECAUTIONARY LABEL STATEMENTS
POISON DANGER
COMBUSTIBLE
HARMFUL IF SWALLOWED, INHALED, OR ABSORBED THROUGH SKIN
EXCEPTIONAL HEALTH AND CONTACT HAZARDS - READ MATERIAL SAFETY DATA SHEET
NOTE: REPORTED AS CAUSING CANCER IN LABORATORY ANIMALS. EXERCISE DUE CARE.
KEEP AWAY FROM HEAT, SPARKS, FLAME. DO NOT GET IN EYES, ON SKIN, ON CLOTHING.
DO NOT BREATHE VAPOR. KEEP IN TIGHTLY CLOSED CONTAINER. USE WITH ADEQUATE
VENTILATION. WASH THOROUGHLY AFTER HANDLING. IN CASE OF FIRE, USE WATER SPRAY,
ALCOHOL FOAM, DRY CHEMICAL, OR CARBON DIOXIDE. FLUSH SPILL AREA WITH WATER
SPRAY.
SAF-T-DATA(TM) STORAGE COLOR CODE: RED (FLAMMABLE)
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2 - HAZARDOUS COMPONENTS
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COMPONENT % CAS NO.
O-TOLUIDINE 90-100 95-53-4
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3 - PHYSICAL DATA
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MSDS for O-TOLUIDINE Page 2
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BOILING POINT: 200 C ( 392 F) VAPOR PRESSURE(MM HG): N/A
MELTING POINT: -16 C ( 3 F) VAPOR DENSITY(AIR=1): 3.69
SPECIFIC GRAVITY: 1.00 EVAPORATION RATE: N/A
(H2O=1) (BUTYL ACETATE=1)
SOLUBILITY(H2O): SLIGHT (0.1 TO 1 %) % VOLATILES BY VOLUME: 100
APPEARANCE & ODOR: LIGHT YELLOW TO REDDISH BROWN LIQUID WITH AROMATIC ODOR.
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4 - FIRE AND EXPLOSION HAZARD DATA
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FLASH POINT (CLOSED CUP 85 C ( 185 F) NFPA 704M RATING: 3-2-0
FLAMMABLE LIMITS: UPPER - N/A % LOWER - 1.5 %
FIRE EXTINGUISHING MEDIA
USE WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL OR ORDINARY FOAM.
SPECIAL FIRE-FIGHTING PROCEDURES
FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED
BREATHING APPARATUS WITH FULL FACEPIECE OPERATED IN POSITIVE PRESSURE MODE.
MOVE CONTAINERS FROM FIRE AREA IF IT CAN BE DONE WITHOUT RISK. USE WATER
TO KEEP FIRE-EXPOSED CONTAINERS COOL.
UNUSUAL FIRE & EXPLOSION HAZARDS
VAPORS MAY FLOW ALONG SURFACES TO DISTANT IGNITION SOURCES AND FLASH BACK.
CLOSED CONTAINERS EXPOSED TO HEAT MAY EXPLODE. CONTACT WITH STRONG
OXIDIZERS MAY CAUSE FIRE.
TOXIC GASES PRODUCED
CARBON MONOXIDE, CARBON DIOXIDE, NITROGEN OXIDES
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5 - HEALTH HAZARD DATA
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THIS SUBSTANCE IS LISTED AS ACGIH ANTICIPATED HUMAN CARCINOGEN, NTP
ANTICIPATED HUMAN CARCINOGEN, AND IARC PROBABLE HUMAN CARCINOGEN
(GROUPS 2A & 2B).
THRESHOLD LIMIT VALUE (TLV/TWA): 9 MG/M3 ( 2 PPM)
PERMISSIBLE EXPOSURE LIMIT (PEL): 22 MG/M3 ( 5 PPM)
TOXICITY: LD50 (ORAL-RAT)(MG/KG) - 670
LD50 (SKIN-RABBIT)(MG/KG) - 3250
CARCINOGENICITY: NTP: YES IARC: YES Z LIST: NO OSHA REG: NO
EFFECTS OF OVEREXPOSURE
INHALATION OF VAPORS MAY CAUSE HEADACHE, NAUSEA, DIZZINESS, FATIGUE, AND
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WEAKNESS IN ARMS AND LEGS.
INHALATION OF VAPORS MAY CAUSE CYANOSIS.
CONTACT WITH SKIN OR EYES MAY CAUSE SEVERE IRRITATION OR BURNS.
SKIN ABSORPTION MAY BE HARMFUL.
LIQUID MAY CAUSE DERMATITIS.
INGESTION MAY CAUSE NAUSEA, VOMITING, HEADACHES.
TARGET ORGANS
BLOOD, KIDNEYS, LIVER, CENTRAL NERVOUS SYSTEM, EYES, SKIN
MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE
NONE IDENTIFIED
ROUTES OF ENTRY
INHALATION, INGESTION, ABSORPTION, EYE CONTACT, SKIN CONTACT
EMERGENCY AND FIRST AID PROCEDURES
CALL A PHYSICIAN.
IF SWALLOWED, IF CONSCIOUS, IMMEDIATELY INDUCE VOMITING.
IF INHALED, REMOVE TO FRESH AIR. IF NOT BREATHING, GIVE ARTIFICIAL
RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN.
IN CASE OF CONTACT, IMMEDIATELY FLUSH EYES OR SKIN WITH PLENTY OF WATER FOR
AT LEAST 15 MINUTES WHILE REMOVING CONTAMINATED CLOTHING AND SHOES.
WASH CLOTHING BEFORE RE-USE.
TLV AND PEL LISTED DENOTE (SKIN).
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6 - REACTIVITY DATA
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STABILITY: STABLE HAZARDOUS POLYMERIZATION: WILL NOT OCCUR
CONDITIONS TO AVOID: HEAT, FLAME, OTHER SOURCES OF IGNITION
INCOMPATIBLES: STRONG OXIDIZING AGENTS, STRONG ACIDS
DECOMPOSITION PRODUCTS: OXIDES OF NITROGEN, CARBON MONOXIDE, CARBON DIOXIDE
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7 - SPILL AND DISPOSAL PROCEDURES
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STEPS TO BE TAKEN IN THE EVENT OF A SPILL OR DISCHARGE
WEAR SELF-CONTAINED BREATHING APPARATUS AND FULL PROTECTIVE CLOTHING.
SHUT OFF IGNITION SOURCES; NO FLARES, SMOKING OR FLAMES IN AREA. STOP LEAK
IF YOU CAN DO SO WITHOUT RISK. USE WATER SPRAY TO REDUCE VAPORS. TAKE UP
WITH SAND OR OTHER NON-COMBUSTIBLE ABSORBENT MATERIAL AND PLACE INTO
CONTAINER FOR LATER DISPOSAL. FLUSH AREA WITH WATER.
J. T. BAKER SOLUSORB(R) SOLVENT ADSORBENT IS RECOMMENDED
FOR SPILLS OF THIS PRODUCT.
DISPOSAL PROCEDURE
DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL
ENVIRONMENTAL REGULATIONS.
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8 - PROTECTIVE EQUIPMENT
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VENTILATION: USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET
TLV REQUIREMENTS.
RESPIRATORY PROTECTION: RESPIRATORY PROTECTION REQUIRED IF AIRBORNE
CONCENTRATION EXCEEDS TLV. AT CONCENTRATIONS UP
TO 50 PPM, A CHEMICAL CARTRIDGE RESPIRATOR WITH
ORGANIC VAPOR CARTRIDGE IS RECOMMENDED. ABOVE
THIS LEVEL, A SELF-CONTAINED BREATHING APPARATUS
IS RECOMMENDED.
EYE/SKIN PROTECTION: SAFETY GOGGLES AND FACE SHIELD, UNIFORM,
PROTECTIVE SUIT, BUTYL RUBBER GLOVES ARE
RECOMMENDED.
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9 - STORAGE AND HANDLING PRECAUTIONS
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SAF-T-DATA(TM) STORAGE COLOR CODE: RED (FLAMMABLE)
SPECIAL PRECAUTIONS
KEEP CONTAINER TIGHTLY CLOSED. STORE IN A COOL, DRY, WELL-VENTILATED,
FLAMMABLE LIQUID STORAGE AREA OR CABINET.
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10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION
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DOMESTIC (D.O.T.)
PROPER SHIPPING NAME POISON B LIQUID, N.O.S. (O-TOLUIDINE)
HAZARD CLASS POISON B
UN/NA UN2810
LABELS POISON
REPORTABLE QUANTITY 1 LBS.
INTERNATIONAL (I.M.O.)
PROPER SHIPPING NAME TOLUIDINES
HAZARD CLASS 6.1
UN/NA UN1708
LABELS POISON
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