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MSDS for PHTHALIC ANHYDRIDE Page 1
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1 - PRODUCT IDENTIFICATION
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PRODUCT NAME: PHTHALIC ANHYDRIDE
FORMULA: C8H4O3
FORMULA WT: 148.12
CAS NO.: 00085-44-9
NIOSH/RTECS NO.: TI3150000
COMMON SYNONYMS: 1,2-BENZENEDICARBOXYLIC ACID ANHYDRIDE; PHTHALIC ACID
ANHYDRIDE
PRODUCT CODES: 0272
EFFECTIVE: 09/05/86
REVISION #02
PRECAUTIONARY LABELLING
BAKER SAF-T-DATA(TM) SYSTEM
HEALTH - 1 SLIGHT
FLAMMABILITY - 1 SLIGHT
REACTIVITY - 2 MODERATE
CONTACT - 3 SEVERE (CORROSIVE)
HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD).
LABORATORY PROTECTIVE EQUIPMENT
GOGGLES; LAB COAT; VENT HOOD; PROPER GLOVES
PRECAUTIONARY LABEL STATEMENTS
DANGER
CAUSES BURNS
DO NOT GET IN EYES, ON SKIN, ON CLOTHING.
AVOID BREATHING DUST. KEEP IN TIGHTLY CLOSED CONTAINER. USE WITH ADEQUATE
VENTILATION. WASH THOROUGHLY AFTER HANDLING.
SAF-T-DATA(TM) STORAGE COLOR CODE: WHITE (CORROSIVE)
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2 - HAZARDOUS COMPONENTS
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COMPONENT % CAS NO.
PHTHALIC ANHYDRIDE 90-100 85-44-9
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3 - PHYSICAL DATA
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BOILING POINT: 295 C ( 563 F) VAPOR PRESSURE(MM HG): N/A
MELTING POINT: 131 C ( 268 F) VAPOR DENSITY(AIR=1): 5.1
SPECIFIC GRAVITY: 1.53 EVAPORATION RATE: N/A
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(H2O=1) (BUTYL ACETATE=1)
SOLUBILITY(H2O): SLIGHT (0.1 TO 1 %) % VOLATILES BY VOLUME: 0
APPEARANCE & ODOR: WHITE CRYSTALLINE SOLID WITH 'CHOKING ODOR'.
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4 - FIRE AND EXPLOSION HAZARD DATA
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FLASH POINT (CLOSED CUP 152 C ( 305 F) NFPA 704M RATING: 2-1-0
FLAMMABLE LIMITS: UPPER - 10.5 % LOWER - 1.7 %
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.
UNUSUAL FIRE & EXPLOSION HAZARDS
DUST MAY FORM EXPLOSIVE MIXTURE WITH AIR.
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5 - HEALTH HAZARD DATA
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THRESHOLD LIMIT VALUE (TLV/TWA): 6 MG/M3 ( 1 PPM)
SHORT-TERM EXPOSURE LIMIT (STEL): 24 MG/M3 ( 4 PPM)
PERMISSIBLE EXPOSURE LIMIT (PEL): 12 MG/M3 ( 2 PPM)
TOXICITY: LD50 (ORAL-RAT)(MG/KG) - 4020
CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO
EFFECTS OF OVEREXPOSURE
CONTACT WITH SKIN OR EYES MAY CAUSE SEVERE IRRITATION OR BURNS.
DUST INHALATION MAY CAUSE TIGHTNESS AND PAIN IN CHEST, COUGHING, AND
DIFFICULTY IN BREATHING.
TARGET ORGANS
RESPIRATORY SYSTEM, EYES, SKIN, LIVER, KIDNEYS
MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE
NONE IDENTIFIED
ROUTES OF ENTRY
INHALATION, INGESTION, EYE CONTACT, SKIN CONTACT
EMERGENCY AND FIRST AID PROCEDURES
CALL A PHYSICIAN.
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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.
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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, MOISTURE
INCOMPATIBLES: STRONG BASES, NITRIC ACID, STRONG OXIDIZING AGENTS,
WATER, ALKALIES
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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. WITH
CLEAN SHOVEL, CAREFULLY PLACE MATERIAL INTO CLEAN, DRY CONTAINER AND COVER;
REMOVE FROM AREA. FLUSH SPILL AREA WITH WATER.
DISPOSAL PROCEDURE
DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL
ENVIRONMENTAL REGULATIONS.
EPA HAZARDOUS WASTE NUMBER: U190 (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 100 PPM, A HIGH-EFFICIENCY PARTICULATE
RESPIRATOR IS RECOMMENDED. ABOVE THIS LEVEL, A
SELF-CONTAINED BREATHING APPARATUS IS ADVISED.
EYE/SKIN PROTECTION: SAFETY GOGGLES, UNIFORM, APRON, RUBBER GLOVES ARE
RECOMMENDED.
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9 - STORAGE AND HANDLING PRECAUTIONS
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SAF-T-DATA(TM) STORAGE COLOR CODE: WHITE (CORROSIVE)
SPECIAL PRECAUTIONS
KEEP CONTAINER TIGHTLY CLOSED. STORE IN CORROSION-PROOF AREA.
STORE IN A COOL, WELL-VENTILATED AREA AWAY FROM SOURCES OF HEAT, FLAME, OR
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IGNITION.
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10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION
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DOMESTIC (D.O.T.)
PROPER SHIPPING NAME PHTHALIC ANHYDRIDE, POWDER
HAZARD CLASS CORROSIVE MATERIAL (SOLID)
UN/NA UN2214
LABELS CORROSIVE
REPORTABLE QUANTITY 5000 LBS.
INTERNATIONAL (I.M.O.)
PROPER SHIPPING NAME PHTHALIC ANHYDRIDE, POWDER
HAZARD CLASS 8
UN/NA UN2214
LABELS NONE
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