Product ID:ARC CARBONS COPPER COATED & UNCOATED
MSDS Date:07/01/1990
FSC:3439
NIIN:00N030325
MSDS Number: BPGQQ

NATIONAL ELECTRICAL CARBON CORP

200 NORTH TOWN ST
FOSTORIA, OH 44830
US

Emergency Phone: 419-435-8182

Info Phone: 419-435-8182

Cage: 0AHP6

NATIONAL ELECTRICAL CARBON CORP

GREENVILLE, SC 29602 US

Cage: 0AHP6

CALCIUM FLUORIDE

CAS: 7789-75-5

RTECS: EW1760000

Fraction By Weight: < 5%

OSHA PEL 2.5 MG/M3 (AS F)

ACGIH TLV: 2.5 MG/M3 (AS F)

MANGANESE (II) OXIDE; (MANGANOUS OXIDE)

CAS: 1344-43-0

RTECS: OP0900000

Fraction By Weight: < 5%

OSHA PEL 1 MG/M3;3 STEL (MN)

ACGIH TLV: 5 MG/M3 DUST (MN)

TUNGSTEN OXIDE; (TUNGSTIC OXIDE)

CAS: 1314-35-8

RTECS: YO7760000

Fraction By Weight: < 5%

OSHA PEL 5 MG/M3;10 STEL (W)

ACGIH TLV: 5 MG/M3;10 STEL (W)

COPPER (SARA III)

CAS: 7440-50-8

RTECS: GL5325000

Fraction By Weight: < 15%

OSHA PEL 0.1MG/M3 FUME;1 DUST

ACGIH TLV: 0.2MG/M3 FUME;1 DUST

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

CARBON

CAS: 7440-44-0

RTECS: FF5250100

Fraction By Weight: > 50%

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 2 MG/M3 TDUST; 9293

CERIUM OXIDE; (RARE EARTH OXIDES)

CAS: 1306-38-3

Fraction By Weight: < 10%

RARE EARTH FLUORIDES

CAS: 68188-85-2

Fraction By Weight: < 10%

OSHA PEL 2.5 PPM (F)

ACGIH TLV: 2.5 MG/M3 (F)

SILICON

CAS: 7440-21-3

RTECS: VW0400000

Fraction By Weight: < 5%

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 10 MG/M3 TDUST; 9293

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ELECTRIC SHOCK FROM ARC CARBONS CAN BE
FATAL. PROLONGED BREATHING OF FUMES CAN CAUSE PNEUMOCONIOSIS. ARC
LIGHT CAN CAUSE EYES AND SKIN BURNS. CONTACT WITH HOT ELECTRODES
CAN CAUSE SEVER BURNS. FOR MOR E INFO ON WELDING FUMES/GASES/DUSTS,
CONTACT NEHC .
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:ELECTRIC SHOCK: DISCONNECT POWER. INHAL:IF VICTIM IS NOT
BRTHG START ARTF RESP IMMED, PREFERABLY, MOUTH-TO-MOUTH. IF NO
PULSE CAN BE FOUND, START EXTERNAL HEART MASSAGE AT ONCE. CALL MD
IMMED. INGEST: NOT APPLICABLE. FOR ARC BURNS TO SKIN/EYE: APPLY
COLD PACKS & CALL MD IMMED.

Extinguishing Media:NONCOMBUSTIBLE. USE EXTINGUISHING MEDIA SUITBLE FOR
SURROUNDING FIRE .
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:TEMPERATURE OF ARC IS SUCH THAT
SURROUNDING COMBUSTIBLE MATERIALS CAN BE IGNITED.

Spill Release Procedures:FOLLOW GOOD HOUSKEEPING PROCEDURES.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:DO NOT HANDLE CARBONS UNTIL COLD AFTER
USE IN ARC; DO NOT BREATHE FUMES; DO NOT LOOK AT ARC; DO NOT TOUCH
LIVE ELECTRICAL PARTS.
Other Precautions:ARC CARBONS SHOULD ALWAYS BE STORED IN A DRY
LOCATION. THE RESULT OF DAMP CARBON COULD BE SPALLING OR FLASHING
WHILE STRIKING THE ARC. KEEP LAMP CLOSED DURING OPERATION. DO NOT
EXPOSE SKIN TO LIGHT RA YS.

Respiratory Protection:USE ONLY UNDER HOOD TO REMOVE FUMES. NIOSH/MSHA
APPROVED RESPIRATOR APPROPRIATE FOR EXPOSURE OF CONCERN .
Ventilation:LOCAL EXHAUST: MANDATORY. SPECIAL: FORCED DRAFT FUME HOOD.
Protective Gloves:WELDERS GLOVES .
Eye Protection:LIGHT FILTER NEEDED WHEN VIEWING ARC.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

HCC:N1
Solubility in Water:NEGLIGIBLE
Appearance and Odor:BLACK OR COPPER COATED SOLID RODS; NO ODOR.

Stability Indicator/Materials to Avoid:YES
NONE
Hazardous Decomposition Products:CO, OZONE, NOX, AND FUMES, DUST OF
HAZARDOUS INGREDIENT AND THEIR OXIDES LISTED IN INGRED SECTION.

Waste Disposal Methods:BURY IN LANDFILL WHERE PERMITTED UNDER 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.