Product ID:DIRECT FIRE INVESTMENT
MSDS Date:04/25/1988
FSC:6520
NIIN:00F010098
MSDS Number: BHRTN

AUSTENAL DENTAL, INC

5101 SOUTH KEELER AVENUE
CHICAGO, IL 60632

Emergency Phone: (312) 736-0601

Info Phone: (800) 621-0176

Preparer: JOHN CRINION

Cage: EO702

AUSTENAL DENTAL, INC

CHICAGO, IL 60632

Telephone: (800) 621-0176

Cage: EO702

MAGNESIUM OXIDE

CAS: 1309-48-4

RTECS: OM3850000

OSHA PEL 15 MG/M3 PARTICULATE

ACGIH TLV: 10 MG/M3;TDUST; 9293

SILICA, CRYSTALLINE - QUARTZ

CAS: 14808-60-7

RTECS: VV7330000

OSHA PEL SEE TABLE Z3

ACGIH TLV: 0.1 MG/M3 RDUST;9293

SILICA, CRYSTALLINE - CRISTOBALITE

CAS: 14464-46-1

RTECS: VV7325000

OSHA PEL SEE TABLE Z3

ACGIH TLV: 0.05 MG/M3 RDUST9293

GRAPHITE, SYNTHETIC

CAS: 7440-44-0

RTECS: FF5250100

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 2 MG/M3 TDUST; 9293

Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:INHALATION: IF DUST OR FUMES, LUNG
DISEASE CAN DEVELOP & COUGHING, SKIN/EYE: SLIGHT IRRITATION.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:INHALATION: IF DUST OR FUMES, LUNG DISEASE CAN
DEVELOP, COUGHING. SKIN/EYES: SLIGHT IRRITATION.
Medical Cond Aggravated by Exposure:LUNG DISEASE

First Aid:EYE: FLUSH WITH LARGE AMOUNT OF WATER. CONTACT PHYSICIAN.
INHALATION: REMOVE TO FRESH AT ONCE. GIVE ARTIFICIAL RESPIRATION IF
NECESSARY. GET MEDICAL ATTENTION.

Extinguishing Media:NON-COMBUSTIBLE, USE EXTINGUISHING MEDIA
APPROPRIATE TO THE SURROUNDING FIRE CONDITIONS.
Fire Fighting Procedures:NONE
Unusual Fire/Explosion Hazard:NONE

Spill Release Procedures:CLEAN UP SPILLS USING AN APPROVED DUSTLESS
METHOD (WATER OR VACUUM) TO MINIMIZE THE GENERATION OF AIRBORNE
RESPIRABLE DUST. COLLECT & STORE IN A DISPOSABLE SEALED CONTAINER.

Handling and Storage Precautions:AVOID BREATHING DUST. WASH HANDS AFTER
HANDLING.
Other Precautions:NONE

Respiratory Protection:NONE NECESSARY IF DUST IS MAINTAINED Ventilation:LOCAL EXHAUST VENTILATION TO KEEP Protective Gloves:PLASTIC
Eye Protection:SAFETY GLASSES
Other Protective Equipment:SUITABLE WORK CLOTHES
Work Hygienic Practices:WASH HANDS AFTER HANDLING.
Supplemental Safety and Health

Spec Gravity: 3
Solubility in Water:SLIGHT
Appearance and Odor:WHITE POWDER ODORLESS

Stability Indicator/Materials to Avoid:YES
Stability Condition to Avoid:NONE
Hazardous Decomposition Products:NONE

Waste Disposal Methods:CHECK FEDERAL, STATE & LOCAL E.P.A. REGULATION
BEFORE DISPOSING IN AN APPROVED LANDFILL SITE.

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.