Product ID:CER-WOOL HOT STOP
MSDS Date:03/01/1988
FSC:5640
NIIN:00N017156
MSDS Number: BLCBZ

C-E REFRACTORIES

VALLEY FORGE, PA 19482
US

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

FURTHER ANIMAL & HUMAN STUDIES ARE COMPLETE. THIS

RTECS: 9999999ZZ

CERAMIC WOOL (CER-WOOL)

SILICA, AMORPHOUS FUMED (COLLOIDAL SILICA)

CAS: 112945-52-5

RTECS: VV7310000

SILICA, CRYSTALLINE - CRISTOBALITE

CAS: 14464-46-1

RTECS: VV7325000

Fraction By Weight: 20%

OSHA PEL SEE TABLE Z3

ACGIH TLV: 0.05 MG/M3 RDUST9293

USE/EXPOS. NIOSH/MSHA APPRVD RESP FOR DUST LEVS

RTECS: 9999999ZZ

USE OF DUST CONTROL EQUIP/WATER SPRAY. WEAR PROT

RTECS: 9999999ZZ

VENT SHOULD BE USED TO CONTROL/REDUCE AIRBORNE

RTECS: 9999999ZZ

ARE REC FOR GIVEN AIRBORNE CERAMIC FIBER CONC

RTECS: 9999999ZZ

FACEPIECE FOR HIGH EFFICIENT FILTER; 50.0 F/CC-FULL

RTECS: 9999999ZZ

PENDING RESULTS OF LONG-TERM HLTH EFTS STUDIES,

RTECS: 9999999ZZ

ATTAINABLE IS ADVISED.

RTECS: 9999999ZZ

TERM EXCESSIVE INHAL OF CRYSTALLINE SILICA DUST.

RTECS: 9999999ZZ

PNEUMOCCONIOSIS, COMMONLY CALLED SILICOSIS, WHICH

RTECS: 9999999ZZ

DELAYED (10 YRS OR MORE). SMOKING CAN INCREASE RISK

RTECS: 9999999ZZ

CERAMIC

RTECS: 9999999ZZ

ANIMAL STUDIES TO DATA ARE INCONCLUSIVE. EXPOS TO

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:NO Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:YES OSHA:NO
Health Hazards Acute and Chronic:CER-WOOL HOT STOP IS MFR FROM COMBUST
OF CERAMIC FIBER, OF MINERAL FAMILY, SPECIALLY TREATED W/SUSPENSION
OF COLLOIDAL SILICA. THE ACGIH, TLV FOR MINERAL WOOL FIBER, AS DUST
IS 10 MG/M3. THE PROD AS S OLD CONTAINS <1% CRYSTALLINE SILICA;
HOWEVER, CRYSTALLINE SILICA (CRISTOBALITE) WILL FORM AFTER (SEE
EFTS OF OVEREXP)
Explanation of Carcinogenicity:SILICA, CRYSTALLINE: GROUP 2A (IARC).
Effects of Overexposure:HLTH HAZ: SERVICE AT TEMPS >1000C. THE "AFTER
SERVICE" DUSTS WILL TYPICALLY CONTAIN 20% CRISTOBALITE WHICH CAN
PRESENT A HLTH HAZ IF INHALED OVER LONG PERIOD OF TIME.
CRISTOBALITE IS LISTED IN IARC GR OUP 2A AS A PROBABLE HUMAN
CARCIN. THE CURRENT OSHA PEL IS 5 MG/M3 DIVIDED BY PERCENT FREE
SILICA + TWO, (SEE SUPP DATA)
Medical Cond Aggravated by Exposure:PRE-EXISTING UPPER RESPIRATORY AND
LUNG DISEASES SUCH AS, BUT NOT LIMITED TO, BRONCHITIS, EMPHYSEMA
AND ASTHMA.

First Aid:SKIN: WASH OFF THOROUGHLY USING A MILD SOAP AND WATER.
INGEST: CALL MD IMMEDIATELY . INHAL: REMOVE TO FRESH AIR. SUPPORT
BREATHING (GIVE O*2/ARTF RESP) .

Extinguishing Media:USE EXTINGUISHING MEDIA APPROPRIATE TO THE
SURROUNDING FIRE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:THIS PRODUCT IS A NON-COMBUSTIBLE
REFRACTORY.

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

Handling and Storage Precautions:BECAUSE OF POSS 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 METHODS OF DUST SUPPRESSION &
CONTROL IS IMPERATIVE. FOLLOW THESE RECOMMENDED PRECAUTIONS DURING
REMOVAL: EMPLOYEES SHOULD BE APPRISED OF HAZARDS & PROPER
CONDITIONS & PRECAUTIONS FOR SAFE (SEE ING 4)

Respiratory Protection:PROVIDE WORKERS W/NIOSH/MSHA APPRVD DUST RESP
WHERE DUST LEVS MAY EXCEED PEL. NIOSH/MSHA APPRVD EQUIP ARE REC
WHEN AIRBORNE FIBER EXPOS LIMS ARE EXCEEDED. NIOSH/MSHA APPRVD
BRTHG EQUIP MAY BE REQ FOR NON-ROUTINE & EMER USE. (SEE ING 6)
Ventilation:PROVIDE ADEQUATE GENERAL AND LOCAL EXHAUST VENTILATION TO
MEET PEL REQUIREMENTS.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:PROTECTIVE CLOTHING AND VACUUM CLEAN PRIOR
TO REMOVING CLOTHING.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EFTS OF OVEREXP: AVERAGED OVER AN 8-HR WORK SHIFT. WHEN THIS PROD IS
REMOVED AFTER ITS USEFUL LIFE(TEAR OUT), DUST GENERATION IS LIKELY.
THE USER SHOULD BE WARNED OF THE CURRENT PEL & PREC SHOULD BE T
AKEN TO AVOID INHAL OF DUST. (ACUTE) IRRIT OF SKIN & UPPER RESP
SYSTEM. (CHRONIC) CAN OCCUR FROM LONG (SEE ING 11)

HCC:N1
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.

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.