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1 - PRODUCT IDENTIFICATION
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PRODUCT NAME: ACETONITRILE
FORMULA: CH3CN
FORMULA WT: 41.05
CAS NO.: 75-05-8
NIOSH/RTECS NO.: AL7700000
COMMON SYNONYMS: CYANOMETHANE; ETHYL NITRILE; METHYL CYANIDE; ETHANENITRILE
PRODUCT CODES: 9255,9392,9011,9017,5675,5049
EFFECTIVE: 01/22/87
REVISION #03
PRECAUTIONARY LABELLING
BAKER SAF-T-DATA(TM) SYSTEM
HEALTH - 2 MODERATE
FLAMMABILITY - 3 SEVERE (FLAMMABLE)
REACTIVITY - 2 MODERATE
CONTACT - 2 MODERATE
HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD).
LABORATORY PROTECTIVE EQUIPMENT
GOGGLES; LAB COAT; VENT HOOD; PROPER GLOVES; CLASS B EXTINGUISHER
PRECAUTIONARY LABEL STATEMENTS
WARNING
FLAMMABLE
CAUSES IRRITATION
HARMFUL IF ABSORBED THROUGH SKIN
MAY BE FATAL IF SWALLOWED OR INHALED
KEEP AWAY FROM HEAT, SPARKS, FLAME. AVOID CONTACT WITH EYES, SKIN, CLOTHING.
AVOID BREATHING VAPOR. KEEP IN TIGHTLY CLOSED CONTAINER. USE WITH
ADEQUATE VENTILATION. WASH THOROUGHLY AFTER HANDLING. IN CASE OF FIRE,
USE ALCOHOL FOAM, DRY CHEMICAL, CARBON DIOXIDE - WATER MAY BE INEFFECTIVE.
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.
ACETONITRILE 90-100 75-05-8
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3 - PHYSICAL DATA
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BOILING POINT: 82 C ( 180 F) VAPOR PRESSURE(MM HG): 73
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MELTING POINT: -46 C ( -51 F) VAPOR DENSITY(AIR=1): 1.41
SPECIFIC GRAVITY: 0.78 EVAPORATION RATE: 5.79
(H2O=1) (BUTYL ACETATE=1)
SOLUBILITY(H2O): COMPLETE (IN ALL PROPORTIONS) % VOLATILES BY VOLUME: 100
APPEARANCE & ODOR: COLORLESS LIQUID WITH ETHER-LIKE ODOR.
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4 - FIRE AND EXPLOSION HAZARD DATA
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FLASH POINT (CLOSED CUP: 6 C ( 42 F) NFPA 704M RATING: 2-3-1
FLAMMABLE LIMITS: UPPER - 16 % LOWER - 4.4 %
FIRE EXTINGUISHING MEDIA
USE ALCOHOL FOAM, DRY CHEMICAL OR CARBON DIOXIDE.
(WATER MAY BE INEFFECTIVE.)
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
HYDROGEN CYANIDE, NITROGEN OXIDES, CARBON MONOXIDE, CARBON DIOXIDE
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5 - HEALTH HAZARD DATA
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TLV LISTED DENOTES (TLV-SKIN).
THRESHOLD LIMIT VALUE (TLV/TWA): 70 MG/M3 ( 40 PPM)
SHORT-TERM EXPOSURE LIMIT (STEL): 105 MG/M3 ( 60 PPM)
PERMISSIBLE EXPOSURE LIMIT (PEL): 70 MG/M3 ( 40 PPM)
TOXICITY: LD50 (ORAL-RAT)(MG/KG) - 3800
LD50 (IPR-RAT)(MG/KG) - 850
LD50 (SKIN-RABBIT)(MG/KG) - 1250
LC50 (INHL-MOUSE-1H) (PPM) - 2693
CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO
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EFFECTS OF OVEREXPOSURE
INHALATION AND INGESTION ARE HARMFUL AND MAY BE FATAL.
INHALATION AND INGESTION MAY CAUSE CYANOSIS. THE EFFECTS OF EXPOSURE MAY
INCLUDE HEADACHE, NAUSEA, VOMITING, DIZZINESS, WEAKNESS, RAPID INEFFECTIVE
BREATHING, LOW BLOOD PRESSURE, LOSS OF CONSCIOUSNESS, OR CONVULSIONS.
INHALATION OF VAPORS MAY CAUSE PULMONARY EDEMA.
CONTACT WITH SKIN OR EYES MAY CAUSE IRRITATION.
SKIN ABSORPTION MAY BE HARMFUL.
CHRONIC EFFECTS OF EXPOSURE MAY INCLUDE SERIOUS DAMAGE TO CENTRAL NERVOUS
SYSTEM, IMPAIRED VISION, LIVER AND KIDNEY DAMAGE, ANEMIA, LUNG
IRRITATION.
TARGET ORGANS
KIDNEYS, LIVER, CARDIOVASCULAR SYSTEM, CENTRAL NERVOUS SYSTEM, LUNGS
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, GIVE LARGE AMOUNTS OF WATER. 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 WITH PLENTY OF WATER FOR AT
LEAST 15 MINUTES. FLUSH SKIN WITH WATER.
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6 - REACTIVITY DATA
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STABILITY: STABLE HAZARDOUS POLYMERIZATION: MAY OCCUR
CONDITIONS TO AVOID: HEAT, FLAME, OTHER SOURCES OF IGNITION
INCOMPATIBLES: STRONG ACIDS, STRONG OXIDIZING AGENTS, STRONG BASES
DECOMPOSITION PRODUCTS: HYDROGEN CYANIDE, 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
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DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL
ENVIRONMENTAL REGULATIONS.
EPA HAZARDOUS WASTE NUMBER: U003 (TOXIC WASTE)
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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 1000 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, NEOPRENE 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
BOND AND GROUND CONTAINERS WHEN TRANSFERRING LIQUID. KEEP CONTAINER
TIGHTLY CLOSED. STORE IN A COOL, DRY, WELL-VENTILATED, FLAMMABLE LIQUID
STORAGE AREA.
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10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION
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DOMESTIC (D.O.T.)
PROPER SHIPPING NAME ACETONITRILE
HAZARD CLASS FLAMMABLE LIQUID
UN/NA NA1648
LABELS FLAMMABLE LIQUID
REPORTABLE QUANTITY 5000 LBS.
INTERNATIONAL (I.M.O.)
PROPER SHIPPING NAME METHYL CYANIDE
HAZARD CLASS 3.2
UN/NA UN1648
LABELS FLAMMABLE LIQUID, POISON
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