REPUBLIC GYPSUM COMPANY -- REPUBLIC GYPSUM BOARD  -- 5640-00-527-9486
<pre>=====================  Product Identification  =====================

Product ID:REPUBLIC GYPSUM BOARD
MSDS Date:01/01/1987
FSC:5640
NIIN:00-527-9486
=== Responsible Party ===
Company Name:REPUBLIC GYPSUM COMPANY
Box:750
City:DALLAS
State:TX
ZIP:75221
Info Phone Num:(214) 212-0441
Emergency Phone Num:(214) 212-0441
CAGE:REPUB
=== Contractor Identification ===
Company Name:REPUBLIC GYPSUM COMPANY
Box:750
City:DALLAS
State:TX
ZIP:75221
Phone:(214) 212-0441
CAGE:REPUB

=============  Composition/Information on Ingredients  =============

Ingred Name:AMORPHOUS FUSED SILICA, SILICON DIOXIDE (SIO2), QUARTZ     
    INTENDED CHANGE (IC)
CAS:60676-86-0
RTECS #:VV7320000
Fraction by Wt: 1%
Other REC Limits:30 MG/CUM TOTAL DUST
OSHA PEL:SEE TABLE Z3
ACGIH TLV:0.1 MG/M3 RDUST;9293

Ingred Name:PLASTER OF PARIS (CALCIUM SULFATE DIHYDRATE)
CAS:10101-41-4
RTECS #:EW4150000
OSHA PEL:15 MG/M3 TDUST
ACGIH TLV:10 MG/M3 TDUST; 9293

=====================  Hazards Identification  =====================

Routes of Entry: Inhalation:NO	Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:SKIN: DRYING & CHAPPING.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:SKIN: DRYING & CHAPPING.

=======================  First Aid Measures  =======================

First Aid:EYES: FLUSH W/WATER. IF IRRITATION PERSISTS, CONTACT
    PHYSICIAN.

=====================  Fire Fighting Measures  =====================

Extinguishing Media:WATER, CORE IS NON-COMBUSTIBLE

==================  Accidental Release Measures  ==================

Spill Release Procedures:SWEEP UP SOLIDS & VACUUM DUST.

======================	Handling and Storage  ======================

Handling and Storage Precautions:KEEP DRY TO MAINTAIN PRODUCT QUALITY
    AS MANUFACTURED.
Other Precautions:CARBON MONOXIDE/CARBON DIOXIDE MAY BE RELEASED FROM
    BURNING SURFACE PAPERS.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:USE NIOSH/MSHA DUST MASK (RESPIRATOR) APPROVED
    FOR NUISANCE DUST.
Ventilation:MECHANICAL: ADVISABLE TO REDUCE POSSIBLE NUISANCE DUST.
Eye Protection:GOGGLES W/SIDE SHIELDS
Supplemental Safety and Health

==================  Physical/Chemical Properties  ==================

Spec Gravity:0.60-0.75
pH:8.5%
Solubility in Water:<3 GRAMS PER LITER
Appearance and Odor:LIGHT COLORED SOLID CORE BETWEEN SURFACING PAPERS.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
Stability Condition to Avoid:TEMPERATURE >2400F.

====================  Disposal Considerations  ====================

Waste Disposal Methods:DISPOSE OF IN A SANITARY LANDFILL IN ACCORDANCE
    W/FEDERAL, STATE & LOCAL REGULATIONS.

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