Product ID:GYPSUM HARDENER
MSDS Date:07/22/1987
FSC:6520
NIIN:00F010549
MSDS Number: BHSSK

Emergency Phone: (502) 637-1451

Info Phone: (502) 637-1451

Cage: FO337

Telephone: 502-637-1451

Cage: 12164

SILICA

CAS: 7631-89-9

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 THE LIQUID DRIES OUT,
DUST MAY RESULT IN LUNG DAMAGE & PNEUMONCONIOSIS. SKIN/EYES:
DRYNESS & IRRITATION.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:INHALATION: IF THE LIQUID DRIES OUT, DUST MAY
RESULT IN LUNG DAMAGE/PNEUMONCONIOSIS. THIS IS UNLIKELY TO OCCUR
UNDER NORMAL USE OF LABORATORY QUANTITIES. SKIN/EYES: MAY CAUSE
DRYNESS & IRRITATION.

First Aid:EYES: FLUSH W/WATER FOR 15 MINUTES. SKIN: WASH W/SOAP &
WATER.

Fire Fighting Procedures:KEEP DRUM OR CONTAINER CLOSED WHEN NOT IN USE.
Unusual Fire/Explosion Hazard:THIS MATERIAL POSES NO FIRE/EXPLOSION
HAZARD.

Spill Release Procedures:CLEAN UP W/ABSORBENT MATERIAL.

Handling and Storage Precautions:MINIMIZE DUST GENERATION AT ALL TIMES.
KEEP DRUM OR CONTAINER CLOSED WHEN NOT IN USE.
Other Precautions:AS USED IN ITS NORMAL STATE (LIQUID), THIS MATERIAL
SHOULD NOT POSE ANY SIGNIFICANT HEALTH RISK TO THE USER.

Respiratory Protection:NONE
Ventilation:NONE
Protective Gloves:NONE
Eye Protection:NONE
Other Protective Equipment:NONE
Supplemental Safety and Health

Spec Gravity:1.0-1.25
Solubility in Water:COMPLETE
Appearance and Odor:WHITE LIQUID, ODORLES.

Stability Indicator/Materials to Avoid:YES
ALUMINUM, ALKALINE MATERIAL
Hazardous Decomposition Products:NONE

Waste Disposal Methods:NO SPECIAL TREATMENT REQUIRED.

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.