Product ID:ZINC SELENIDE (ZNSE)
MSDS Date:02/01/1993
FSC:6810
NIIN:00D003129
MSDS Number: BSBFL

II-VI INC

375 SAXONBURG BLVD
SAXONBURG, PA 16056
US

Emergency Phone: 412-352-4455

Info Phone: 412-352-4455

Preparer: HERMAN E.REEDY

Cage: 57128

II-VI INC

SAXONBURG, PA 16056 US

Telephone: 412-352-4455

Cage: 57128

ZINC (SARA III)

CAS: 7440-66-6

RTECS: ZG8600000

Fraction By Weight: 50%

OSHA PEL 10 MG ZNO/M3

ACGIH TLV: 10 MG ZNO/M3; 9293

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

SELENIUM (SARA III)

CAS: 7782-49-2

RTECS: VS7700000

Fraction By Weight: 50%

OSHA PEL 0.2 MG/M3

ACGIH TLV: 0.2 MG/M3; 9293

EPA Report Quantity: 1 LB

DOT Report Quantity: 1 LB

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:NO Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:UNKNOWN IARC:UNKNOWN OSHA:NO
Health Hazards Acute and Chronic:HEALTH HAZARDS ARE NOT KNOWN, BUT SOME
ZINC AND SELENIUM CAN BE FORMED, SUCH AS: ZINC OXIDE- CHILLS AND
FEVER. SELENIUM AND COMPOUNDS- ACUTE EXPOSURE MIGHT PRODUCE STERNAL
PAIN, COUGH, NAUSEA, PALLOR, COATED TONGUE, GI DISORDERS,
NERVOUSNESS, CONJUNCTIVITIS. A GARLIC ODOR OF BREATH OR SWEAT MAY
OCCUR.
Effects of Overexposure:HEALTH HAZARDS ARE NOT KNOWN, BUT SOME ZINC AND
SELENIUM CAN BE FORMED, SUCH AS ZINC OXIDE-CHILLS AND FEVER.
SELENIUM AND COMPOUNDS- STERNAL PAIN, COUGH, NAUSEA,PALLOR, COATED
TONGUE, GI DISORDERS, NE RVOUSNESS, CONJUNCTIVITIS, GARLIC ODOR OF
BREATH OR SWEAT.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:WHEN PRODUCT IS IN DUST FORM. EYES: FLUSH WITH LARGE AMOUNTS
OF WATER. GET MEDICAL ATTENTION. SKIN: WASH AREA WITH LARGE AMOUNTS
OF WATER. GET MEDICAL ATTENTION. INHALATION: MOVE TO FRESH AIR.
TREAT S YMPTOMATICALLY. GET MEDICAL ATTENTION. INGESTION: GET
MEDICAL ATTENTION.

Flash Point:NOT FLAMMABLE
Extinguishing Media:NONE SPECIFIED BY MANUFACTURER.
Fire Fighting Procedures:NONE SPECIFIED BY MANUFACTURER.
Unusual Fire/Explosion Hazard:NOT FLAMMABLE AND NOT EXPLOSIVE.

Spill Release Procedures:IF PARTS ARE DROPPED OR OTHERWISE BROKEN,
SWEEP UP PIECES WHICH MAY HAVE SHARP EDGES AS ONE WOULD CLEAN UP
BROKEN GLASS AND SAFELY TRANSFER TO DISPOSAL CONTAINER. LARGE
PIECES MAY HAVE SALVAGE VALUE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:IF MATERIAL MACHINED, GROUND OR
POLISHED, PROCESSES SHOULD BE DONE WET SO AS TO MINIMIZE DUST WHICH
COULD RESULT IN INHALATION.
Other Precautions:GOOD WORK PRACTICES SUCH AS KEEPING HANDS CLEAN AND
NOT LETTING SLURRY SPLASH SIGNIFICANTLY SHOULD BE FOLLOWED SO THAT
TRANSFERRAL TO MOUTH BY CONTAMINATION ON THE HANDS OR CLOTHING
FOLLOWED BY INGEST ION WILL NOT OCCUR.

Respiratory Protection:USE OSHA APPROVED RESPIRATORY APPARATUS WITH
FUME TYPE CARTRIDGE. IN CASE OF VAPORIZATION: LEAVE ROOM AND ALLOW
DUST TO SETTLE. CLEAN ALL SURFACES. IF ROOM HAS VENTILATION, ALLOW
FOR SEVERAL AIR CHANG ES.
Ventilation:LOCATE EXHAUST VENTILATON NEAR AREA OF ZINC SELENIDE
PROCESSING OR USE EXHAUST IF PRODUCT FAILURE BY MELTING IS LIKELY.
Protective Gloves:WEAR GLOVES FOR HANDLING BROKEN PIECES.
Eye Protection:SAFETY GLASSES IF MACHINING,GRINDING,ETC
Other Protective Equipment:NONE SPECIFIED BY MANUFACTURER.
Work Hygienic Practices:WASH HANDS AND FACE AFTER HANDLING MATERIAL
DURING MACHINING, GRINDING, POLISHING AND BEFORE EATING, DRINKING,
SMOKING.
Supplemental Safety and Health
NONE

HCC:N1
Boiling Pt:B.P. Text:SUBLIMES
Melt/Freeze Pt:M.P/F.P Text:2777F,1525C
Spec Gravity:5.27
Solubility in Water:NEGLIGIBLE
Appearance and Odor:YELLOW TRANSPARENT SOLID. ODORLESS.

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS, STRONG BASES.
Stability Condition to Avoid:EXTREME HEAT GREATER THAN 500C COULD
RESULT IN DECOMPOSITION.
Hazardous Decomposition Products:SELENIUM/OXIDES OF SELENIUM, ZINC
OXIDE.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

Waste Disposal Methods:DISPOSE OF WASTE IN ACCORDANCE WITH LOCAL, STATE
AND FEDERAL 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.