Product ID:20430-7, SELENIUM, PELLETS, CA. 2MM, 99.999
MSDS Date:05/01/1992
FSC:6810
NIIN:00N033098
MSDS Number: BPQCW

ALDRICH CHEMICAL CO

MILWAUKEE, WI 53201
US

Emergency Phone: 414-273-3850

Info Phone: 414-273-3850

Cage: 60928

ALDRICH CHEMICAL CO INC

355 MILWAUKEE, WI 53233 US

Telephone: 414-273-3850

Cage: 60928

SELENIUM; (SELENIUM, PELLETS)

CAS: 7782-49-2

RTECS: VS7700000

Fraction By Weight: 99.999%

OSHA PEL 0.2 MG/M3

ACGIH TLV: 0.2 MG/M3

EPA Report Quantity: 1 LB

DOT Report Quantity: 1 LB

LD50 LC50 Mixture:LD50:(ORAL,RAT)6700 MG/KG
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: HARMFUL IF
SWALLOWED/INHALED/ABSORBED THRU SKIN. EXPOS CAN CAUSE: STOM PAINS,
VOMIT, DIARR. COUGH, CHEST PAINS, DFCLTY IN BRTHG. LUNG IRRIT.
DERM. ACUTE SELENIUM POISONING PRDCES CNS EFTS, WHIC H INCL
NERVOUSNESS, CONVULS & DROW. OTHER SIGNS OF INTOX CAN INCL SKIN
ERUPTIONS, LASS, GI DISTRESS, (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:TEETH THAT ARE DISCOLORED/DECAYED,
ODOROUS ("GARLIC") BRTH, PARTIAL LOSS OF HAIR/NAILS. CHRONIC EXPOS
BY INHAL CAN PRDCE SYMP THAT INCL PALLOR, COATG OF TONGUE, ANEMIA,
IRRIT OF MUCOSA, LUMBA R PAIN, LIVER & SPLEEN DAM AS WELL AS ANY OF
OTHER PREVIOUSLY MENTIONED SYMP. CHRONIC EFTS: OVEREXP MAY
CAUSE(SUPP DATA)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:EYES: IMMED FLUSH W/COPIOUS AMTS OF H2O FOR @ LST 15 MIN.
ASSURE ADEQ FLUSHING OF EYES BY SEPARATING LIDS W/FINGER. SKIN:
IMMED FLUSH W/COPIOUS AMTS OF H2O FOR @ LST 15 MIN WHILE REMOVING
CONTAMD CLTH G & SHOES. INHAL: REMOVE TO FRESH AIR. IF NOT BRTHG
GIVE ARTF RESP. IF BRTHG IS DFCLT, GIVE O2. INGEST: WASH OUT MOUTH
W/H2O PROVIDED PERSON IS CONSCIOUS. CALL PHYS. DISCARD CONTAMD
CLTHG & SHOES.

Extinguishing Media:USE EXTINGUISHING MEDIA APPROPRIATE TO SURROUNDING
FIRE CONDITIONS.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

Spill Release Procedures:EVACUATE AREA. WEAR NIOSH/MSHA APPRVD SCBA,
RUBBER BOOTS AND HEAVY RUBBER GLOVES. SWEEP UP, PLACE IN A BAG AND
HOLD FOR WASTE DISPOSAL. AVOID RAISING DUST. VENTILATE AREA AND
WASH SPILL SITE AFTER MAT ERIAL PICKUP IS COMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP TIGHTLY CLOSED. STORE UNDER
NITROGEN. DO NOT GET IN EYES, ON SKIN, ON CLTHG. AVOID INHAL.
TOXIC. READILY ABSORBED THROUGH SKIN. POSS TERATOGEN.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:LONG RUBER OR NEOPRENE GAUNTLET GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:SAFETY SHOWER AND EYE BATH. IMPERVIOUS
PROTECTIVE CLOTHING.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
EFTS OF OVEREXP: REPROD DISORDER(S) BASED ON TESTS W/LAB ANIMALS.
TARGET ORGAN(S): CNS; LIVER; SPLEEN; G.I. SYSTEM; TEETH.

HCC:T4
Melt/Freeze Pt:M.P/F.P Text:423F,217C
Spec Gravity:4.81
Appearance and Odor:SMALL GREY PELLETS

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING ACID. AVOID CONTACT WITH ACID.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NATURE OF DECOMPOSITION PRODUCTS NOT
KNOWN.

Waste Disposal Methods:MATERIAL IN THE ELEMENTAL STATE SHOULD BE
RECOVERED FOR REUSE OR RECYCLING. DISPOSE OF IN ACCORDANCE WITH
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.