=====================  Product Identification  =====================

MSDS NAME:NALCO 2549 PULV O2 SCAVENGER
NIIN:00F001976
MSDS Number: BBKGY
=== Responsible Party ===
Company:NALCO CHEMICAL COMPANY
Address:1 NALCO CENTER
City:NAPERVILLE
State:IL
ZIP:60566
Info Phone Num:(312) 961-9500
Emergency Phone Num:(312) 961-9500
Preparer's Name:JOHN J. KASPER
CAGE:89524
=== Contractor Identification ===
Company:ONDEO NALCO COMPANY
Address:ONDEO NALCO CENTER
Box:City:NAPERVILLE
State:IL
ZIP:60563-1198
Country:US
Phone:(630) 305-1000
CAGE:89524

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

Name:SODIUM SULFITE
CAS:7757-83-7
RTECS #:WE2150000
Fraction by Wt: 40%+
Other REC Limits:5 MG/CUM (DUST)

Name:COBALT SULFATE (FUME/DUST)
CAS:10124-43-3
RTECS #:GG3100000
OSHA PEL:100 UG(CO)/CUM

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

LD50 LC50 Mixture:LD(LO) 2825 MG/KG RABBIT SODIUM SULFITE
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:EYE & SKIN: CAN CAUSE MODERATE
    IRRITATION. INGESTION: CAN BE HARMFUL. INHALATION: CAN CAUSE SEVERE
    RESPIRATORY IRRITATION IF MIST IS INHALED.
Effects of Overexposure:A REVIEW OF AVAILABLE DATA DOESN'T IDENTIFY ANY
    SYMPTOMS FROM EXPOSURE. CAUTION: IF UNCONSCIOUS, HAVING TROUBLE
    BREATHING OR IN CONVULSIONS, DON'T INDUCE VOMITING OR GIVE WATER.
Medical Cond Aggravated by Exposure:A REVIEW OF AVAILABLE DATA DOESN'T
    IDENTIFY ANY WORSENING OF EXISTING CONDITIONS.

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

First Aid:EYES & SKIN: FLUSH WITH WATER FOR 15 MINUTES. SEE PHYSICIAN.
    INGESTION: INDUCE VOMITING. GIVE WATER. CALL PHYSICIAN. INHALATION:
    REMOVE TO FRESH AIR. TREAT SYMPTOMS. CALL PHYSICIAN.

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

Unusual Fire/Explosion Hazard:MAY EVOLVE SOX UNDER FIRE CONDITIONS.

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

Spill Release Procedures:SOLID SPILLS: SWEEP, VACUUM UP & RECLAIM INTO
    RECOVERY OR SALVAGE DRUMS FOR DISPOSAL. WEAR PROTECTIVE EQUIPMENT.
    FOR LARGE SPILLS, ENTRY INTO LARGE TANKS, VESSELS OR ENCLOSE SMALL
    SPACES W/INADEQUATE  VENTILATION, PRESSURE-DEMAND, SCBA IS
    RECOMMENDED.

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

Handling and Storage Precautions:CAUTION: MAY CAUSE IRRITATION TO SKIN
    & EYES. AVOID CONTACT W/EYES. AVOID PROLONGED/REPEATED CONTACT
    W/SKIN. AVOID BREATHING DUST.
Other Precautions:DON'T TAKE INTERNALLY. EMPTY CONTAINERS MAY CONTAIN
    RESIDUAL PRODUCT. DON'T REUSE CONTAINER UNLESS PROPERLY
    RECONDITIONED. CAUTION: IF UNCONSCIOUS, HAVING TROUBLE BREATHING OR
    IN CONVULSIONS, DON'T IN DUCE VOMITING OR GIVE WATER.

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

Respiratory Protection:RESPIRATORY PROTECTION NOT NORMALLY NEEDED. IF
    SIGNIFICANT DUSTING OCCURS, WEAR NIOSH APPROVED OR EQUIVALENT DUST
    RESPIRATOR.
Ventilation:LOCAL EXHAUST VENTILATION IS RECOMMENDED
Other Protective Equipment:NO SPECIAL PRECAUTIONS. AVOID EYE & SKIN
    CONTACT, & INHALATION OF DUST.
Work Hygienic Practices:IF CLOTHING IS CONTAMINATED, REMOVE & WASH
    THOROUGHLY AFFECTED AREA. LAUNDER CONTAMINATED CLOTHING BEFORE
    REUSE.
Supplemental Safety and Health
THIS PRODUCT CONTAINS COBALT COMPOUNDS IDENTIFIED ON THE MICHIGAN
    CRITICAL MATERIAL REGISTER. PRODUCT ALSO CONTAINS: CARBONATE &
    LIGNOSULFONATE.

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

pH:8.2
Solubility in Water:COMPLETE
Appearance and Odor:TAN TO GRAY; POWDER; SWEET ODOR.

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

Stability Indicator/Materials to Avoid:YES
REACTS VIGOROUSLY WITH STRONG OXIDIZERS. MAY RELEASE SO2 OR HYDROGEN
    SULFIDE ON CONTACT WITH ACIDS.
Hazardous Decomposition Products:CO, CO2, NOX, SOX MAY BE FORMED. DON'T
    BREATHE SMOKE OR FUMES. WEAR SUITABLE PROTECTIVE EQUIPMENT.

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

Waste Disposal Methods:AS A NON-HAZARDOUS SOLID WASTE, IT CAN BE
    DISPOSED OF IN A SANITARY LANDFILL IN ACCORDANCE WITH LOCAL, STATE
    & 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.

*** END OF RECORD ***