Product ID:CER-WOOL CHOPPED BULK
MSDS Date:11/01/1985
FSC:5640
NIIN:00N017139
MSDS Number: BLCBK

C-E REFRACTORIES

VALLEY FORGE, PA 19482

Emergency Phone: 215-337-1100

Info Phone: 203-285-9693

Cage: 8C482

C-E REFRACTORIES DIV OF COMBUSTION ENGINEERING

KING OF PRUSSIA, PA 19406 US

Telephone: 215-337-1100

Cage: 8C482

USED TO CONTROL/REDUCE AIRBORNE CONC. FOR

RTECS: 9999999ZZ

CONC. SEE ORIGINAL MSDS. (SEE ING 15)

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PENDING RESLTS OF LONG-TERM HLTH EFTS STUDIES,

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LOWEST LEVS ATTAINABLE IS ADVISED.

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CER-WOOL CHOPPED BULK (TLV GIVEN AS MINERAL WOOL FIBER)

ACGIH TLV: 10 MG/M3 TDUST (MFR)

CAN CAUSE IRRIT TO EYES ON CONTACT & TO SKIN ON

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BE WASHED OFF THORO USING MILD SOAP & H*2O.

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OCCUR FROM LONG TERM EXCESSIVE INHAL OF

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PRDCE A PNEUMOCCONIOSIS, COMMONLY CALLED

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ARE USUALLY DELAYED (10 YEARS OR MORE). SMOKING

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UNDER INVESTIGATION AS POS ANIMAL CARCINOGEN. ANIMAL

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FROM PROD SHOULD BE MINIMIZED UNTIL FURTHER ANIMAL

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SUSPECTED TO BE ANIMAL CARCINOGEN.

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& PREC FOR SAFE USE/EXPOS. 2.NIOSH/MSHA APPRVD

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GENERATION SHOULD BE MINIMIZED BY USE OF DUST

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CLEAN PRIOR TO REMOVING CLOTHING. 5.OTHER

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LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:YES OSHA:NO
Health Hazards Acute and Chronic:CER-WOOL BULK IS A CERAMIC FIBER, OF
MINERAL FAMILY, FOR REDUCING HEAT TRANSMISSION THROUGH FURNACE,
KILN & VESSEL STRUCTURES. PROD AS SOLD CONTAINS <1% CRYSTALLINE
SILICA; HOWEVER, CRYSTALLINE SILICA (CRISTOBALITE) WILL FORM AFTER
SERVICETEMPS >1000C. THE "AFTER SERVICE" DUSTS WILL TYPICALLY (SEE
EFTS OF OVEREXP)
Explanation of Carcinogenicity:CRYSTALLINE SILICA: IARC GRP 2A.
Effects of Overexposure:HLTH HAZ: CONTAIN >20 % CRISTOBALITE CAS #
14464-46-1 (CRYSTALLINE SILICA) WHICH CAN PRESENT HLTH HAZ IF
INHALED OVER LONG PERIODS OF TIME. CURRENT OSHA (SEE SUPP DATA)
Medical Cond Aggravated by Exposure:PRE-EXISTING UPPER RESP & LUNG
DISEASES SUCH AS, BUT NOT LIMITED TO, BRONCHITIS, EMPHYSEMA &
ASTHMA.

First Aid:EYE: WASH WITH WATER FOR AT LEAST 15 MINUTES. INHAL: REMOVE
TO FRESH AIR. SUPPORT BREATHING (GIVE O*2/ARTF RESP) . INGEST: CALL
MD IMMEDIATELY .

Flash Point:NON-COMBUSTIBLE
Extinguishing Media:USE EXTINGUISHING MEDIA APPROPRIATE TO SURROUNDING
AREA.
Fire Fighting Procedures:NONE SPECIFIED BY MANUFACTURER.
Unusual Fire/Explosion Hazard:NONE SPECIFIED BY MANUFACTURER.

Spill Release Procedures:NONE SPECIFIED BY MANUFACTURER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:BECAUSE OF POS PRESENCE OF CRYSTALLINE
SILICA IN FIRED REFRACTORY LININGS, PARTICULAR CARE SHOULD BE
EXERCISED DURING TEAR-OUT TO MIN GEN OF DUST.
Other Precautions:ADHERENCE TO PROPER METHS OF DUST SUPPRESSION &
CONTROL IS IMPERATIVE. FOLLOWING ARE RECOM PREC TO BE TAKEN DURING
REMOVAL: 1.EMPLOYEES SHOULD BE APPRISED OF HAZ & PROPER
CONDITIONS(SEE ING 10)

Respiratory Protection:PROVIDE WORKERS W/DUST RESP WHERE DUST LEVS MAY
EXCEED PEL. NIOSH/MSHA APPRVD EQUIP ARE RECOM WHEN AIRBORNE FIBER
EXPOS LIMITS ARE EXCEEDED. NIOSH/MSHA APPRVD BRTHG EQUIP MAY BE REQ
FOR NON-ROUTINE & EMER USE. VENT SHOULD BE (SEE INGRED 13)
Ventilation:PROVIDE ADEQUATE GENERAL AND LOCAL EXHAUST VENTILATION TO
MEET PEL REQUIREMENTS.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:NONE SPECIFIED BY MANUFACTURER.
Work Hygienic Practices:VACUUM CLEAN PRIOR TO REMOVING CLOTHING.
Supplemental Safety and Health
EFTS OF OVEREXP:PERMISSIBLE EXPOS LIMIT (PEL) IS 5 MG/M3 DIVIDED BY %
FREE SILICA PLUS TWO, AVERAGED OVER AN 8-HOUR WORK SHIFT. WHEN PROD
IS REMOVED AFTER ITS USEFUL LIFE (TEAR OUT), DUST GENERATION I S
LIKELY. USER SHOULD BE WARNED OF CURRENT PEL & PREC SHOULD BE TAKEN
TO AVOID INHAL OF DUST. CER-WOOL (SEE INGRED 2)

HCC:T6
Appearance and Odor:WHITE TO OFF-WHITE FIBER, NO ODOR.

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

Waste Disposal Methods:SOLID WASTE REGULATIONS APPLY. CONSULT LOCAL,
STATE AND FEDERAL REGULATORY AGENCIES TO DETERMINE BEST DISPOSAL
ALTERNATIVES.

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This information is formulated for use by elements of the Department
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disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
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particular situation.