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MSDS for PROPYLENE OXIDE Page 1
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1 - PRODUCT IDENTIFICATION
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PRODUCT NAME: PROPYLENE OXIDE
FORMULA: CH3CHCH2O
FORMULA WT: 58.08
CAS NO.: 00075-56-9
NIOSH/RTECS NO.: TZ2975000
COMMON SYNONYMS: PROPENE OXIDE; 1,2-EPOXY PROPANE; METHYLETHYLENE OXIDE
PRODUCT CODES: U509
EFFECTIVE: 09/05/86
REVISION #02
PRECAUTIONARY LABELLING
BAKER SAF-T-DATA(TM) SYSTEM
HEALTH - 2 MODERATE
FLAMMABILITY - 4 EXTREME (FLAMMABLE)
REACTIVITY - 2 MODERATE
CONTACT - 3 SEVERE (CORROSIVE)
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
DANGER
EXTREMELY FLAMMABLE
CAUSES SEVERE IRRITATION
HARMFUL IF SWALLOWED OR INHALED
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. IN CASE OF FIRE, USE WATER SPRAY, ALCOHOL FOAM, DRY CHEMICAL,
OR CARBON DIOXIDE. FLUSH SPILL AREA WITH WATERSPRAY.
SAF-T-DATA(TM) STORAGE COLOR CODE: RED (FLAMMABLE)
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2 - HAZARDOUS COMPONENTS
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COMPONENT % CAS NO.
PROPYLENE OXIDE 90-100 75-56-9
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3 - PHYSICAL DATA
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BOILING POINT: 34 C ( 93 F) VAPOR PRESSURE(MM HG): 442
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MSDS for PROPYLENE OXIDE Page 2
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MELTING POINT: -112 C ( -170 F) VAPOR DENSITY(AIR=1): 2.0
SPECIFIC GRAVITY: 0.83 EVAPORATION RATE: 33.7
(H2O=1) (BUTYL ACETATE=1)
SOLUBILITY(H2O): APPRECIABLE (MORE THAN 10 %) % VOLATILES BY VOLUME: 100
APPEARANCE & ODOR: CLEAR COLORLESS LIQUID WITH ETHER-LIKE ODOR.
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4 - FIRE AND EXPLOSION HAZARD DATA
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FLASH POINT (CLOSED CUP -37 C ( -35 F) NFPA 704M RATING: 2-4-2
FLAMMABLE LIMITS: UPPER - 37 % LOWER - 2.1 %
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
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5 - HEALTH HAZARD DATA
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THRESHOLD LIMIT VALUE (TLV/TWA): 50 MG/M3 ( 20 PPM)
PERMISSIBLE EXPOSURE LIMIT (PEL): 240 MG/M3 ( 100 PPM)
TOXICITY: LD50 (ORAL-RAT)(MG/KG) - 930
LD50 (IPR-RAT)(MG/KG) - 364
LD50 (SKIN-RABBIT)(MG/KG) - 1500
LC50 (INHL-MOUSE-4H) (PPM) - 1740
CARCINOGENICITY: NTP: NO IARC: YES Z LIST: NO OSHA REG: NO
EFFECTS OF OVEREXPOSURE
INHALATION OF VAPORS MAY CAUSE HEADACHE, NAUSEA, VOMITING, DIZZINESS,
DROWSINESS, IRRITATION OF RESPIRATORY TRACT, AND LOSS OF CONSCIOUSNESS.
CONTACT WITH SKIN OR EYES MAY CAUSE SEVERE IRRITATION OR BURNS.
INGESTION MAY CAUSE NAUSEA, VOMITING, GASTROINTESTINAL IRRITATION, AND
BURNS TO MOUTH AND THROAT.
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MSDS for PROPYLENE OXIDE Page 3
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TARGET ORGANS
EYES, SKIN, RESPIRATORY SYSTEM
MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE
NONE IDENTIFIED
ROUTES OF ENTRY
INHALATION, EYE CONTACT, SKIN CONTACT, INGESTION
EMERGENCY AND FIRST AID PROCEDURES
CALL A PHYSICIAN.
IF SWALLOWED, DO NOT 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: WILL NOT OCCUR
CONDITIONS TO AVOID: HEAT, FLAME, OTHER SOURCES OF IGNITION
INCOMPATIBLES: STRONG BASES, STRONG ACIDS, COPPER, BRASS, BRONZE,
POLYMERIZATION CATALYSTS & ACCELERATORS, IRON,
ANHYDROUS METAL CHLORIDES, PEROXIDES
DECOMPOSITION PRODUCTS: EXPLOSIVE PEROXIDES, 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.
EPA HAZARDOUS WASTE NUMBER: D001, D002 (IGNITABLE, CORROSIVE WASTE)
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8 - PROTECTIVE EQUIPMENT
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VENTILATION: USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET
TLV REQUIREMENTS.
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MSDS for PROPYLENE OXIDE Page 4
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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, PROPER 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 OR CABINET.
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10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION
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DOMESTIC (D.O.T.)
PROPER SHIPPING NAME PROPYLENE OXIDE
HAZARD CLASS FLAMMABLE LIQUID
UN/NA UN1280
LABELS FLAMMABLE LIQUID
REPORTABLE QUANTITY 100 LBS.
INTERNATIONAL (I.M.O.)
PROPER SHIPPING NAME PROPYLENE OXIDE
HAZARD CLASS 3.1
UN/NA UN1280
LABELS FLAMMABLE LIQUID
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