OMYA INC -- CALCIUM CARBONATE  -- 6810-00N025560
<pre>=====================  Product Identification  =====================

Product ID:CALCIUM CARBONATE
MSDS Date:01/03/1989
FSC:6810
NIIN:00N025560
=== Responsible Party ===
Company Name:OMYA INC
Address:61 MAIN STREET
City:PROCTOR
State:VT
ZIP:05765
Country:US
Info Phone Num:802-459-3311
Emergency Phone Num:802-459-3311
Preparer's Name:F. P. CARR
CAGE:0MYA0
=== Contractor Identification ===
Company Name:OMYA INC
Address:61 MAIN STREET
Box:City:PROCTOR
State:VT
ZIP:05765
Country:US
Phone:802-459-3311
CAGE:0MYA0

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

Ingred Name:VENT: ALSO BE NECESSARY. SUPPLY SUFFICIENT REPLACEMENT AIR
    TO MAKE UP FOR AIR REMOVED BY EXHAUST SYSTEMS.
RTECS #:9999999ZZ

Ingred Name:SUPP DATA: 8-10 OZS OF WATER TO DILUTE MATERIAL IN STOMACH.
    OBTAIN MEDICAL ADVICE IMMEDIATELY.
RTECS #:9999999ZZ

Ingred Name:CALCIUM CARBONATE
CAS:1317-65-3
RTECS #:EV9580000
OSHA PEL:15MG/M3TDUST;5 RDUST
ACGIH TLV:10 MG/M3 TDUST

Ingred Name:SILICA, CRYSTALLINE - QUARTZ
CAS:14808-60-7
RTECS #:VV7330000
Fraction by Wt: 0.1-1.5%
OSHA PEL:SEE TABLE Z3
ACGIH TLV:0.1 MG/M3 RDUST;9293

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:NO
Health Hazards Acute and Chronic:ACUTE:INHAL:CAN BE IRRIT TO RESP
    TRACT. SYMP INCLUDE SNEEZING & SLIGHT NOSE IRRIT. EYE:MILD IRRIT.
    SYMP INCLUDE WATERING & IRRIT. SKIN:NO EFT. INGEST: INGEST OF VERY
    LARGE QTYS MAY RESULT IN INTESTINA L OBSTRUCTION &/OR
    CONSITIPATION. CONSIDERED TO BE OF VERY LOW TOX. CHRONIC: THERE ARE
    NO REPORTED HLTH(EFTS OF OVEREXP)
Explanation of Carcinogenicity:CRYSTALLINE SILICA: GROUP 2A (IARC); NTP
    2.
Effects of Overexposure:HLTH HAZ: EFTS ASSOC W/RPTD/PRLNG EXPOS TO PURE
    CALCIUM CARBONATE. IF THERE IS MORE THAN 1% CRYSTALLINE SILICA
    (QUARTZ) PRESENT IN CALCIUM CARBONATE, EXPOS TO AIRBORNE CONC MAY
    INCR RISK OF DEVELOPING  A DISABLING LUNG DISEASE CALLED SILICOSIS.
    THIS PROD CNTNS CRYSTALLINE SILICA A MINOR IMPURITY; IT IS (SUPP
    DATA)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:INHAL:REMOVE SOURCE OF CONTAM/MOVE VICTIM TO FRESH AIR.
    OBTAIN MED ADVICE IMMED. EYE:IMMED FLUSH W/LUKEWARM, GENTLY FLOWING
    H*2O, FOR @ LST 15 MIN, HOLDING LIDS OPEN. IF IRRIT PERSISTS,
    OBTAIN MED ADV ICE IMMED. SKIN: IF IRRIT OCCURS, FLUSHW/LUKEWARM,
    GENTLY RUNNING H*2O FOR @ LST 10 MIN. IF IRRIT PERSISTS, OBTAIN MED
    ADVICE IMMED. INGEST: NEVER GIVE ANYTHING BY MOUTH IF VICTIM IS 
    (SUPP DATA)

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

Flash Point:NON-FLAMMABLE
Extinguishing Media:EXTINGUISHING MEDIA SUITABLE FOR SURROUNDING FIRE .
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE

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

Spill Release Procedures:RESP PROT SHOULD BE WORN BY THOSE IN CLEANUP
    OPERATION TO PROTECT FROM AIRBORNE DUST. MEASURES SHOULD BE TAKEN
    TO REDUCE AIRBORNE DUST DURING CLEANUP OPERATIONS.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:WHEN THERE IS LARGE-SCALE USE OF THIS
    MATERIAL, ENGINEERING CONTROL METHOD TO REDUCE EXPOSURE MAY BE
    NECESSARY.
Other Precautions:STORE IN TIGHTLY-CLOSED CONTAINERS IN A COOL, DRY
    PLACE SEPARATE FROM NORMAL WORK AREA AND INCOMPATIBLE MATERIALS.

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

Respiratory Protection:IF ENGINEERING CONTROLS AND WORK PRACTICES ARE
    NOT EFFECTIVE IN CONTROLLING EXPOSURE TO THIS MATL, THEN WEAR
    SUITABLE PERSONAL PROTECTIVE EQUIPMENT INCLUDING NIOSH/MSHA
    APPROVED DUST RESPIRATORS.
Ventilation:USE LOC EXHST VENT & PROCESS ENCLOSURE TO CONTROL AIRBORNE
    DUST. A DUST COLLECTING SYS ATTACHED TO VENT SYS MAY (ING 4)
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:NONE SPECIFIED BY MANUFACTURER.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EFTS OF OVEREXP: PRESENT IN THE 0.1-1.5% LEVEL DEPENDING ON PROD AND
    THE LOT. CRYSTALLINE SILICA HAS BEEN REVIEWED BY IARC AND THEY HAVE
    FOUND LIMITED EVIDENCE FOR PULMONARY CARCINOGENICITY IN HUMANS. 
    FIRST AID: RAPIDLY LOSING CON/IS UNCON/CONVUL. RINSE MOUTH THORO
    W/H*2O. DO NOT INDUCE VOMIT. HAVE VICTIM DRINK (ING 3)

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

Spec Gravity:1.81-1.94
Solubility in Water:0.0013G/100 G @ 18C
Appearance and Odor:WHITE POWDER OR SLURRY, MILD ODOR WITH SLURRY.

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

Stability Indicator/Materials to Avoid:YES
REACTS WITH STRONG ACID TO LIBERATE CARBON DIOXIDE.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NONE

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

Waste Disposal Methods:CALCIUM CARBONATE IS NOT A HAZARDOUS MATERIAL
    UNDER RCRA AND MAY BE DISPOSED OF AS INDUSTRIAL WASTE. DISPOSAL
    MUST BE IN ACCORDANCE WITH FEDERAL, STATE AND LOCAL 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.