Product ID:1,2-DIHYDROACENAPHTHYLENE, O-782
MSDS Date:09/01/1988
FSC:6810
NIIN:00N067869
MSDS Number: CBGQT

CHEM SERVICE INC

WEST CHESTER, PA 19381
US

Emergency Phone: 215-692-3026

Info Phone: 215-692-3026

Cage: 84898

CHEM SERVICE, INC

599 WEST CHESTER, PA 19301-9650 US

Telephone: 610-692-3026

Cage: 8Y898

ACENAPHTHENE; (1,2-DIHYDROACENAPHTHYLENE) (CERCLA)

CAS: 83-32-9

RTECS: AB1000000

OSHA PEL N/K

ACGIH TLV: N/K

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:CONT LENSES SHOULD NOT BE WORN IN LAB.
ALL CHEMS SHOULD BE CONSIDERED HAZ-AVOID DIRECT PHYSICAL CONT! CAN
CAUSE SKIN AND EYE IRRITATION. CAN BE IRRITATING TO MUCOUS
MEMBRANES. CAN BE HARMFUL IF ABSORB ED THORUGH THE SKIN AND
SWALLOWED. PROLONGED EXPOSURE MAY CAUSE NAUSEA/HEADACHE/DIZZINESS
AND/OR EYE(EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZS:DAMAGE. ASSUME THIS CHEMICAL IS TOXIC
AND USE SPECIAL CARE TO AVOID CONTACT.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:AN ANTIDOTE IS SUBSTANCE INTENDED TO COUNTERACT EFT OF POIS.
IT SHOULD BE ADMIN ONLY BY MD/TRAINED EMER PERS. MED ADVICE CAN BE
OBTAINED FROM POIS CTL CTR. EYES:FLUSH CONTINUOUSLY W/WATER FOR @
LST 15 MIN. SKIN:FLUSH W/WATER FOR 15-20 MIN.IF NO BURNS HAVE
OCCURRED-USE SOAP & WATER TO CLEANSE. INHAL:REMOVE TO FRESH AIR.
ADMIN OXYG IF PATIENT IS HAVING DFCLTY BRTHG. IF PATIENT HAS
STOPPED (SUP DAT)

Extinguishing Media:CARBON DIOXIDE, DRY CHEMICAL POWDER OR WATER SPRAY.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE SPECIFIED BY MANUFACTURER.

Spill Release Procedures:EVACUATE AREA. WEAR APPROPRIATE OSHA-REGULATED
EQUIPMENT. VENTILATE AREA. SWEEP UP AND PLACE IN AN APPROPRIATE
CONTAINER. HOLD FOR DISPOSAL. WASH CONTAMINATED SURFACES TO REMOVE
ANY RESIDUES.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:USE APPROP OSHA/MSMA APPRVD SFTY
EQUIP. AVOID CONT W/SKIN, EYES & CLTHG. KEEP TIGHTLY CLSD & STORE
IN COOL, DRY PLACE. STORE ONLY W/COMPATIBLE CHEMS.
Other Precautions:PERSONS NOT SPECIFICALLY & PROPERLY TRAINED SHOULD
NOT HNDL CHEM/ITS CNTNR. FURNISHED FOR LAB USE ONLY! MAY NOT BE
USED AS DRUGS, COSMETICS, AGRICULTURAL/PESTICIDAL PRODS, FOOD
ADDITIVES/AS HOUSEHOLD CHEMICALS.

Respiratory Protection:USE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:THIS CHEMICAL SHOULD BE HANDLED ONLY IN A HOOD.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS &(SUPDAT)
Other Protective Equipment:ANSI APPROVED EMERGENCY EYE WASH AND DELUGE
SHOWER .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FIRST AID PROC:BRTHG ADMIN ARTF RESP. IF EXHIBITING SIGNS OF SHOCK-KEEP
WARM & QUIET. GET MED ATTN IF NEC. IF IN CARDIAC ARREST ADMIN CPR.
CONTINUE LIFE SUPPORTING MEASURES UNTIL MED ASSISTANCE HAS AR
RIVED. INGEST:CONT MD IMMED . EYEPROT:FULL LENGTH FACE SHIELD .

Boiling Pt:B.P. Text:534F,279C
Melt/Freeze Pt:M.P/F.P Text:203F,95C
Vapor Density:1.189
Solubility in Water:INSOL (IMMISCIBLE)
Appearance and Odor:OFF-WHITE CRYSTALLINE SOLID.

Stability Indicator/Materials to Avoid:YES
COMBUSTIBLE. INCOMPATIBLE WITH STRONG OXIDIZING AGENTS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:DECOMPOSITION LIBERATES TOXIC FUMES.
DECOMPOSITION PRODUCTS ARE CORROSIVE.

Waste Disposal Methods:DISPOSAL MUST BE I/A/W FEDERAL, STATE & LOCAL
REGULATIONS . BURN IN A CHEMICAL INCINERATOR EQUIPPED WITH AN
AFTERBURNER AND SCRUBBER.

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.