Product ID:PYROMELLITIC DIANHYDRIDE(PRACT) P8348
MSDS Date:01/01/1985
FSC:6810
NIIN:00K000852
MSDS Number: BCBPM

Emergency Phone: 716-722-0271

Cage: 19139

Telephone: 716-722-5151/(800) 242-2424

Cage: 19139

4,5 DIANHYDRIDE CAS

CAS: 89-32-7

RTECS: DB9300000

Fraction By Weight: 100%

Effects of Overexposure:INHALED:DUST IRRITATS RESPIR TRACT.EYES:CAUSES
IRRITAT.SKIN:REPEATED CONTACT CAN CAUSE IRRITATION.

First Aid:SKIN:WASH WITH SOAP & WATER.EYES:FLUSH WITH WATER 15
MIN.INHALED:REMOVE TO FRESH AIR.GIVE CPR/OXYGEN IF NEED.GET MEDICAL
ATTENTION.

Extinguishing Media:SM:DRY CHEM,CO*2,H*2O SPRAY,FOAM;LG:H*2O
SPRAY,FOG,OR FOAM.
Fire Fighting Procedures:SELF-CNTND BRTHG APP;H*2O SPRAY COOL
CONT,KNOCK DOWN VAPOR.
Unusual Fire/Explosion Hazard:CONTAINER MAY EXPLODE IN HEAT OF
FIRE.SPILL/RUNOFF MAY POLLUTE,CAUSE FIRE AND/OR EXPLOSION

Spill Release Procedures:ELIMINATE IGNITION SOURCES.EVACUATE
UNPROTECTED PERSONS.STOP LEAK.USE H*2O SPRAY TO COOL
CONT.SM.SPILL:ABSORB WITH VERMICULITE,EARTH,SAND,OTHER ABSORB
MATL.SHOVEL INTO CONT.(FIBER CONT)INCINERATE.WASH SPILL AREA WELL
WITH SOAP & WATER.

Handling and Storage Precautions:STORE IN COOL,DRY,WELL VENTED,LOW FIRE
RISK AREA.PROTECT FROM PHYSICAL DAMAGE.KEEP CONTAINERS
CLOSED.OBSERVE ALL HAZARD PRECAUTIONS.
Other Precautions:CONTAINERS HAZARDOUS WHEN EMPTY(RETAIN(S) PRODUCT
RESIDUE(S).AVOID PROLONGED OR REPEATED CONTACT.REMOVE AND WASH
CONTAMINATED CLOTHING.

Respiratory Protection:WEAR APPRVD DUST RESPIR IF VENTILATION IS
ADEQUATE
Ventilation:MECHANICAL(GEN)/LOCAL EXHAUST RECOMMENDED
Protective Gloves:IMPERVIOUS
Eye Protection:SAFETY/CHEM GOGGLES
Other Protective Equipment:NORMAL FULL WORK CLOTHING COVERING
ARMS,HANDS AND LEGS.
Supplemental Safety and Health
CHEM.NAME:1,2,4,5-BENZENETETRACARBOXYLIC
DIANHYDRIDE.FORMULA:1,2-O(CO)*2C*6H*2-4,5-(CO)*2O.FLAM.LIMITS:ACCOR
DING TO MFR LOWER EXPLO LIM CALCULATED TO BE 1.1%,UEL:NOT DEFINED.

HCC:N1
Boiling Pt:B.P. Text:752F/400C
Vapor Pres:NEG
Spec Gravity:1.68
Solubility in Water:HYDROLYZES
Appearance and Odor:WHITE POWDER,ODORLESS
Percent Volatiles by Volume:NEG

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS
Hazardous Decomposition Products:CO*2,CO

Waste Disposal Methods:HANDLE AND DISPOSE IN ACCORDANCE WITH STATE AND
LOCAL REGULATIONS.WEARING PROTECTIVE CLOTHING,MAKE UP IN SMALL
PACKAGES IN FLAMMABLE MATL.INCINERATE IAW LOCAL,STATE & FEDERAL
REGULATIONS.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
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
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.