=====================  Product Identification  =====================

MSDS NAME:FUSED QUARTZ, AMORPHOUS FUSED SILICA
NIIN:00N085076
MSDS Number: CGZXS
=== Responsible Party ===
Company:QUARTZ PRODUCTS CO
Address:7201 DISTRIBUTION DR
City:LOUISVILLE
State:KY
ZIP:40258
Country:US
Info Phone Num:502-775-7383
Emergency Phone Num:502-933-1005
Preparer's Name:JUANITA SEARS
CAGE:53983
=== Contractor Identification ===
Company:QUARTZ PRODUCTS CO
Address:7201 DISTRIBUTION DR
Box:City:LOUISVILLE
State:KY
ZIP:40258
Country:US
Phone:502-775-7383
CAGE:53983

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

Name:SILICA, CRYSTALLINE - FUSED; (SILICON DIOXIDE (AMORPHOUS))
CAS:60676-86-0
RTECS #:VV7328000
Fraction by Wt: >99.9%
OSHA PEL:N/K 
ACGIH TLV:0.1 MG/M3 RDUST

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:NO
Health Hazards Acute and Chronic:INHALATION: OVEREXPOSURE TO FUSED
    SILICA DUST OR CONDENSED SILICA VAPORS FOR AN EXTENDED PERIOD OF
    TIME MAY PRODUCE LUNG INJURY (COMMONLY CALLED SILICOSIS). SYMPTOMS
    INCLUDE COUGHING, WHEEZING AND DIF FICULTY IN BREATHING. SMOKING
    CAN INCREASE THE RISK OF INJURY. SKIN CONTACT: NO ADVERSE EFFECTS
    (EFTS OF OVEREXP)
Explanation of Carcinogenicity:SILICA, CRYSTALLINE-FUSED: IARC MONO,
    VOL 68, 1997:GROUP 1. NTP 7TH ANNUAL REPORT ON CARCINS, 1994:ANTIC
    TO BE CARCIN.
Effects of Overexposure:HLTH HAZ: ANTICIPATED. EYE CONTACT: IRRITATION
    MAY OCCUR DUE TO MECHANICAL ABRASION. INGESTION: NO ADVERSE EFFECTS
    ARE ANTICIPATED SINCE THE MATERIAL IS INSOLUBLE AND NON-TOXIC.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:INGEST: CALL MD IMMEDIATELY . INHAL: REMOVE TO FRESH AIR.
    GIVE OXYGEN WITH INTERMITTENT POSITIVE PRESSURE AND/OR ARTIFICIAL
    RESPIRATION AS NEEDED. SEEK MEDICAL ATTENTION FOR TREATMENT,
    OBSERVATI ON AND SUPPORT AS NEEDED. SKIN: WASH AFFECTED AREA WITH
    SOAP AND WATER. EYES: FLUSH EYES THOROUGHLY WITH RUNNING WATER FOR
    AT LEAST 15 MINUTES.

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

Extinguishing Media:THIS MATERIAL IS NONCOMBUSTIBLE. USE APPROPRIATE
    EXTINGUISHING AGENT FOR SURROUNDING FIRE.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA AND FULL PROTECTIVE
    EQUIPMENT .
Unusual Fire/Explosion Hazard:NOT APPLICABLE.

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

Spill Release Procedures:USE NORMAL CLEANUP PROCEDURES USING WET
    SWEEPING OR VACUUM, TAKING CARE TO AVOID EXCESSIVE DUSTING.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:MAINTAIN GOOD HOUSEKEEPING TECHNIQUES
    SUCH AS WET SWEEPING OR VACUUMING TO REMOVE DUST ACCUMULATION.
    AVOID DUST INHAL & CONTACT OF MATERIALS W/EYES.
Other Precautions:NIOSH WARNS THAT AN INCREASED RISK OF DISEASE MAY
    OCCUR WHEN SMOKING IS COMBINED W/SILICA DUST EXPOS. FUSED QUARTZ
    CAN BECOME CRYSTALLINE AT ELEVATED TEMPS (TRIDYMITE ABOVE 810C &
    CRISTOBALITE ABOVE 1 470C). BOTH MATLS HAVE GREATER (SUPDAT)

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

Respiratory Protection:USE AN APPROPRIATE NIOSH APPROVED RESPIRATOR IF
    AIRBORNE DUST CONCENTRATIONS EXCEED THE APPROPRIATE PEL OR TLV. ALL
    APPROPRIATE REQUIREMENTS SET FORTH IN 29 CFR 1910.134 SHOULD BE
    MET.
Ventilation:PROVIDE SUFFICIENT GENERAL & LOCAL EXHAUST VENT TO MAINTAIN
    AIR CONC OF QUARTZ BELOW THE PEL & TLV. IF SUCH (SUPDAT)
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPRVD EYE WASH & DELUGE SHOWER . IN
    AREAS OF EXCESSIVE EXPOS PROVIDE PREPLACEMENT & ANNUAL PHYSICAL
    (SUPDAT)
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
MATL TO AVOID: & OTHER POWERFUL OXIDIZERS & F CONTAINING COMPOUNDS.
    OTHER PRECS: HEALTH HAZS THAN FUSED QUARTZ WHICH IS AMORPHOUS.
    VENT: VENT IS UNAVAIL USE NIOSH APPRVD RESPIRATORS AS SPECIFIED
    ABOVE . OTHER PROT EQUIP: EXAMS W/EMPHASIS ONRESPIRATORY SYSTEM.

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

Boiling Pt:B.P. Text:4046F,2230C
Vapor Pres:10 @ 1732C
Spec Gravity:2.2 (H*2O=1)
Solubility in Water:INSOLUBLE
Appearance and Odor:WHITE, OPAQUE SOLID OR CLEAR GLASS APPEARANCE; NO
    ODOR.
Percent Volatiles by Volume:0

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

Stability Indicator/Materials to Avoid:YES
STRONG ALKALIS ATTACK IT. IT IS INCOMPATIBLE W/OXYGEN DIFLUORIDE,
    CHLORINE TRIFLUORIDE, MANGANESE TRIFLUORIDE (SUPDAT)
Stability Condition to Avoid:NOT APPLICABLE.
Hazardous Decomposition Products:NOT APPLICABLE.

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

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH ALL APPLICABLE
    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.

*** END OF RECORD ***