KERR MANUFACTURING CO -- CRISTOBALITE INLAY INVESTMENT -- 6520-00-958-7092
=====================  Product Identification  =====================

Product ID:CRISTOBALITE INLAY INVESTMENT
MSDS Date:05/07/1993
FSC:6520
NIIN:00-958-7092
MSDS Number: BTVRJ
=== Responsible Party ===
Company Name:KERR MANUFACTURING CO
Address:28200 WICK RD
City:ROMULUS
State:MI
ZIP:48174-0908
Country:US
Info Phone Num:313-946-7800
Emergency Phone Num:800-424-9300
CAGE:EO529
=== Contractor Identification ===
Company Name:KERR CORP
Address:1717 W COLLINS AVENUE
Box:City:ORANGE
State:CA
ZIP:92867-5422
Country:US
Phone:800-537-7187
CAGE:33339
Company Name:KERR MANUFACTURING COMPANY, DIVISION OF SYBRON COR
Address:28200 WICK ROAD
Box:City:ROMULUS
State:MI
ZIP:48174
Country:US
Phone:(313) 946-7800
CAGE:EO529

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

Ingred Name:SILICA CRYSTALLINE, SILICA (CRISTOBALITE) (SUSPECTED HUMAN
    CARCINOGEN BY IARC; NTP - GROUP 2A) *94-2*
CAS:14464-46-1
RTECS #:VV7325000
Fraction by Wt: 70-75%
Other REC Limits:0.05 MG/CUM NIOSH
OSHA PEL:0.05 MG/CUM (DUST)
ACGIH TLV:0.05 MG/CUM (DUST)

Ingred Name:CALCIUM SULFATE
CAS:7778-18-9
RTECS #:WS6920000
Fraction by Wt: 25-30%
Other REC Limits:5 MG/CUM (DUST)
OSHA PEL:5 MG/CUM (DUST)
ACGIH TLV:10 MG/CUM

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

Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:YES
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:NO
Health Hazards Acute and Chronic:EYES: MAY CAUSE IRRITATION. SKIN: MAY
    CAUSE DRY FEELING. INHALATION: PROLONGED EXPOSURE TO RESPIRABLE
    CRYSTALLINE SILICA MAY CAUSE CHRONIC LUNG INJURY (SILICOSIS). ACUTE
    DEVELOPING SILICOSIS CAN BE PR OGRESSIVE & MAY LEAD TO DEATH.
    INGESTION: HARDENS WHEN WETTED & MAY RESULT IN AN OBSTRUCTION.
Explanation of Carcinogenicity:SEE INGREDIENTS
Effects of Overexposure:EYES: MAY CAUSE IRRITATION. SKIN: MAY CAUSE DRY
    FEELING. INHALATION: PROLONGED EXPOSURE TO RESPIRABLE CRYSTALLINE
    SILICA MAY CAUSE CHRONIC LUNG INJURY (SILICOSIS). ACUTE DEVELOPING
    SILICOSIS CAN BE PR OGRESSIVE & MAY LEAD TO DEATH. INGESTION:
    HARDENS WHEN WETTED & MAY RESULT IN AN OBSTRUCTION.

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

First Aid:EYES: WASH IMMEDIATELY W/LARGE AMOUNTS OF WATER. SKIN: WASH
    W/SOAP & WATER. INHALATION: MOVE TO FRESH AIR AT ONCE. OBTAIN
    MEDICAL ATTENTION IN ALL CASES.

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

Spill Release Procedures:VENTILATE AREA. SWEEP UP. AVOID UNNECESSARY
    STIRRING/HANDLING IN ORDER TO PREVENT FORMATION OF DUST.

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

Handling and Storage Precautions:DON'T BREATH DUST. KEEP CONTAINER
    CLOSED. AVOID UNNECESSARY EXPOSURE.
Other Precautions:USE ACCORDING TO DIRECTIONS.

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

Respiratory Protection:USE NIOSH APPROVED EQUIPMENT.
Ventilation:SUFFICIENT LOCAL EXHAUST TO REDUCE LEVEL OF RESPIRABLE
    CRYSTALLINE SILICA TO PEL.
Protective Gloves:OPTIONAL
Eye Protection:GOGGLES
Other Protective Equipment:HAND LOTION
Work Hygienic Practices:USE GOOD PERSONAL HYGIENE & SAFETY PRACTICES.
Supplemental Safety and Health

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

Boiling Pt:B.P. Text:4046F
Melt/Freeze Pt:M.P/F.P Text:1600F
Vapor Pres:0
Spec Gravity:2.6
Solubility in Water:INSOLUBLE
Appearance and Odor:OFF WHITE SOLID W/NO ODOR

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS
Stability Condition to Avoid:NONE
Conditions to Avoid Polymerization:HYDROFLUORIC ACID, IN WHICH SILICA
    WILL DISOLVE & PRODUCE THE CORROSIVE GAS SILICON TETRAFLUORIDE.

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

Waste Disposal Methods:LANDFILL IAW/FEDERAL, STATE & LOCAL REGULATIONS.

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