FISHER SCIENTIFIC -- SILICON CARBIDE  -- 8030-00N015221
<pre>=====================  Product Identification  =====================

Product ID:SILICON CARBIDE
MSDS Date:05/18/1988
FSC:8030
NIIN:00N015221
=== Responsible Party ===
Company Name:FISHER SCIENTIFIC
Address:1 REAGENT LANE
City:FAIR LAWN
State:NJ
ZIP:07410
Country:US
Info Phone Num:201-796-7100
Emergency Phone Num:201-796-7100
CAGE:1B464
=== Contractor Identification ===
Company Name:FISHER SCIENTIFIC CO.  CHEMICAL MFG DIV
Address:1 REAGENT LANE
Box:City:FAIRLAWN
State:NJ
ZIP:07410-2802
Country:US
Phone:201-796-7100
CAGE:1B464

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

Ingred Name:ING 03: IN PRESS-DMD OR OTHER POS PRESS/CONT-FLOW MODE;
    NIOSH/MSHA APPRVD SCBA. FOR FIREFIGHTING & OTHER IMMED (ING 05)
RTECS #:9999999ZZ

Ingred Name:ING 04: DANGEROUS TO LIFE/HLTH CNDTNS: NIOSH/MSHA APPRVD
    SCBA W/FULL FACEPIECE OPERATED IN PRESS DMD/OTHER POS (ING 06)
RTECS #:9999999ZZ

Ingred Name:ING 05: PRESS MODE; SUPPLIED-AIR RESP W/FULL FACEPIECE &
    OPERATED IN PRESS-DMD OR OTHER POS PRESS MODE IN (ING 07)
RTECS #:9999999ZZ

Ingred Name:ING 06: COMBINATION W/AUXILIARY NIOSH/MSHA APPRVD SCBA
    OPERATED IN PRESS-DMD OR OTHER POS PRESS MODE.
RTECS #:9999999ZZ

Ingred Name:SUPP DATA: ATTN IMMED. INGEST: DO NOT INDUCE VOMIT. GET
    IMMED MED ATTN. NO SPEC ANTIDOTE. TREAT SYMPTOMATICALLY (ING 09)
RTECS #:9999999ZZ

Ingred Name:ING 08: AND SUPPORTIVELY.
RTECS #:9999999ZZ

Ingred Name:SILICON CARBIDE
CAS:409-21-2
RTECS #:VW0450000
Fraction by Wt: 100%
OSHA PEL:15 MG/M3 TDUST
ACGIH TLV:10 MG/M3 TDUST; 9293

Ingred Name:RESP PROT: DUST MASK, INCL SINGLE USE; CHEM CARTRIDGE RESP
    W/ORG VAP CARTRIDGE(S) W/DUST FILTER; GAS MASK W/ORG (ING 03)
RTECS #:9999999ZZ

Ingred Name:ING 02: VAP CANISTER (CHIN STYLE OR FRONT/BACK-MOUNTED
    CANISTER) W/DUST FILTER; TYPE 'C' SUPPLIED-AIR RESP OP (ING 04)
RTECS #:9999999ZZ

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:INHAL: ACUTE: EXCESS AMTS MAY CAUSE
    MUC MEMB IRRIT. SKIN: NO SPEC DATA AVAIL. DUST MAY BE IRRITATING
    DUE TO MECH ACTION. EYE: DUST PARTICLES MAY CAUSE IRRIT, REDNESS &
    PAIN. INGEST: NO DATA AVAIL. CHR ONIC: INHAL: RPTD/RPLNG EXPOS TO
    DUST MAY LEAD TO PULM CHG W/SLIGHT RESP SYMPS IN NORMAL PEOPLE,
    (SEE EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ: BUT MAY CAUSE EXTENSIVE FIBROSIS &
    PROGRESSIVE DISEASE IN PERSONS W/TUBERCULOSIS. SKIN/EYE/INGEST: NO
    DATA AVAIL.
Medical Cond Aggravated by Exposure:PERSONS WITH A HISTORY OF
    TUBERCULIN DISEASE MAY BE AT AN INCREASED RISK FROM EXPOSURE.

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

First Aid:INHAL: REMOVE FROM EXPOS AREA TO FRESH AIR IMMED. IF BRTHG
    STOPPED, PERFORM ARTF RESP. KEEP PERSON WARM & AT REST. GET MED
    ATTN IMMED. SKIN: REMOVE CONTAM CLTHG/SHOES IMMED. WASH AFFECTED
    AREA W/SOAP  OR MILD DETERGENT & LG AMTS OF WATER UNTIL NO EVIDENCE
    OF CHEM REMAINS (APPROX 15-20 MIN). GET MED ATTN IMMED. EYE: WASH
    IMMED W/LG AMTS WATER FOR AT LEAST 15 MIN, LIFTING UPPER/LOWER (SEE
    SUPP DATA)

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

Extinguishing Media:DRY CHEMICAL, CO*2, HALON, WATER SPRAY OR STANDARD
    FOAM. FOR LARGER FIRES,USE WATER SPRAY, FOG OR STANDARD FOAM.
Fire Fighting Procedures:NO ACUTE HAZARD. MOVE CONTAINER FROM FIRE AREA
    IF POSSIBLE. AVOID BREATHING VAPORS OR DUSTS; KEEP UPWIND.
Unusual Fire/Explosion Hazard:NEGLIGIBLE FIRE HAZARD WHEN EXPOSED TO
    HEAT OR FLAME.

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

Spill Release Procedures:SWEEP UP AND PLACE IN SUITABLE (FIBERBOARD)
    CONTAINERS FOR LATER DISPOSAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:STORE AWAY FROM INCOMPATIBLE
    SUBSTANCES.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

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

Respiratory Protection:THE SPEC RESP SELECTED MUST BE BASED ON THE
    CONTAM LEVELS FOUND IN THE WORK PLACE, MUST NOT EXCEED THE WORKING
    LIM OF THE RESP & BE JOINTLY APPRVD BY NIOSH/MSHA. THE FOLLOWING
    ARE REC & RANKED IN ORDE R FROM MIN TO MAX PROT: (SEE INGRED 02)
Ventilation:PROVIDE GENERAL DILUTION VENTILATION TO MEET PUBLISHED
    EXPOSURE LIMITS.
Protective Gloves:APPROPRIATE PROTECTIVE GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:WEAR APPROPRIATE PROTECTIVE (IMPERVIOUS)
    CLOTHING & EQUIPMENT TO PREVENT REPEATED/PROLONGED SKIN CONTACT.
Work Hygienic Practices:CONTACT LENSES SHOULD NOT BE WORN.
Supplemental Safety and Health
MP: SUBLIMES @ 4892F (2700C). MATLS TO AVOID: CUO: REACTS AT 800C TO
    FORM COPPER SILICIDE. LI (MOLTEN): ATTACKS MOST CARBIDES. MGO:
    REACTS >1000C TO FORM MAGNESIUM SILICIDE. SODIUM SILICATE: MAY
    ATTAC K AT ELEVATED TEMPS. FIRST AID PROC: LIDS, UNTIL NO EVID OF
    CHEM REMAINS (APPROX 15-20 MIN). GET MED (SEE INGRED 08)

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

HCC:N1
Melt/Freeze Pt:M.P/F.P Text:SUPP DATA
Spec Gravity:3.2
Solubility in Water:INSOLUBLE
Appearance and Odor:EXCEEDINGLY HARD, COLORLESS TO BLACK, IRRIDESCENT,
    SHARP HEXAGONAL/CUBIC CRYSTA

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

Stability Indicator/Materials to Avoid:YES
CAO: REACTS >1000C TO FORM CALCIUM SILICIDE; CL*2: REACTS @ 700C TO
    FORM C & CORR SILICON TETRACHLORIDE; (SEE SUPP DATA)
Stability Condition to Avoid:NONE REPORTED.
Hazardous Decomposition Products:NONE HAZARDOUS.

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

Waste Disposal Methods:OBSERVE ALL FEDERAL, STATE AND LOCAL REGULATIONS
    WHEN STORING OR DISPOSING OF THIS SUBSTANCE.

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