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

MSDS NAME:JAY BEE
NIIN:00-216-9311
MSDS Number: BHYMV
=== Responsible Party ===
Company:NATIONAL REFRACTORIES AND MINERALS CORP
Address:ONE KAISER PLAZA, SUITE 650
City:OAKLAND
State:CA
ZIP:94612
Country:US
Info Phone Num:415-452-8750
Emergency Phone Num:415-452-8750
CAGE:4H756
=== Contractor Identification ===
Company:KAISER REFRACTORIES DIVISION
CAGE:20166
Company:NATIONAL REFRACTORIES AND MINERALS CORP
Address:41738 ESTERLY DR
Box:47
City:COLUMBIANA
State:OH
ZIP:44408-9448
Country:US
Phone:216-482-3841/415-462-1147
CAGE:4H756

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

Name:SILICA, CRYSTALLINE - QUARTZ
CAS:14808-60-7
RTECS #:VV7330000
Fraction by Wt: <10%
Other REC Limits:NONE SPECIFIED
OSHA PEL:SEE TABLE Z3
ACGIH TLV:0.1 MG/M3 RDUST;9293

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

Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:YES	 OSHA:NO
Health Hazards Acute and Chronic:ACUTE EFFECTS:DUST MAY IRRITATE OR
    INJURE EYES. CHRONIC EFFECTS:PNEUMOCONIOSIS.CARCINOGENIC BY IARC.
Explanation of Carcinogenicity:CRYSTALLINE SILICA IS CARCINOGENIC BY
    IARC.
Effects of Overexposure:EYES:IRRITATION. SKIN:IRRITATION.
    INHALATION:IRRITATION OF NOSE AND THROAT,NOSE BLEED,COUGH,SHORTNESS
    OF BREATH,CHEST TIGHTNESS.
Medical Cond Aggravated by Exposure:INDIVIDUALS WITH A HISTORY OF
    RESPIRATORY CONDITIONS MAY BE AT INCREASED RISK.

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

Eyes:FLUSH WITH PLENTY OF WATER.IF IRRITATION PERSISTS,SEE
    DOCTOR. SKIN:REMOVE CONTAMINATED CLOTHING.WASH WITH SOAP AND
    WATER.IF IRRITATION PERSISTS SEE DOCTOR. INHALATION:REMOVE TO FRESH
    AIR.GIVE CPR /OXYGEN IF NEEDED. SEE DOCTOR. INGESTION:DRINK LARGE
    AMOUNT OF WATER,INDUCE VOMIT.SEE DOCTOR.

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

Extinguishing Media:AS APPROPIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:NO SPECIAL PROCEDURE.
Unusual Fire/Explosion Hazard:NONE

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

Spill Release Procedures:VENTILATE.CLEAN UP USING METHODS THAT AVOID
    DUST GENERATION SUCH AS VACUUM,WET DUST MOP OR WET CLEAN UP AND
    PLACE IN APPROPIATE DISPOSAL CONTAINER AND COVER.IF DUST IS
    GENERATED USE NIOSH/MSHA APPROVE D RESPIRATOR WITH DUST CARTRIDGE.

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

Handling and Storage Precautions:NONE SPECIFIED BY MANUFACTURER.
Other Precautions:DO NOT BREATHE DUST. PERIODIC MEDICAL EXAMINATIONS
    ARE RECOMMENDED FOR INDIVIDUALS REGULARLY EXPOSED TO DUST OR MIST.

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

Respiratory Protection:USE NIOSH/MSHA-APPROVED RESPIRATOR WITH DUST
    CARTRIDGE IF TLV IS EXCEEDED.
Ventilation:MECHANICAL (GENERAL) AND/OR LOCAL EXHAUST TO MAINTAIN
    EXPOSURE LEVEL BELOW TLV.
Protective Gloves:PROTECTIVE GLOVES.
Eye Protection:SAFETY GLASSES W/SIDE SHIELD OR GOGGLES.
Other Protective Equipment:USE MACHINE GUARDS AND PROTECTIVE CLOTHING
    TO MINIMIZE SKIN CONTACT.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.DO NOT SHAKE
    CLOTHING.REMOVE DUST BY WASHING OR VACUUMING.
Supplemental Safety and Health
NONE

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

HCC:N1
Spec Gravity:2.1-2.4
Solubility in Water:INSOLUBLE
Appearance and Odor:GREY SOLID REFRACTORY BRICK. NO ODOR.

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

Stability Indicator/Materials to Avoid:YES
NONE
Stability Condition to Avoid:NONE
Hazardous Decomposition Products:NONE SPECIFIED BY MANUFACTURER.

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

Waste Disposal Methods:NOTIFY YOUR LOCAL ENVIRONMENTAL OFFICER. KEEP IN
    COVERED CONTAINERS PENDING DISPOSAL.DISPOSE OF 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.

*** END OF RECORD ***