Material Safety Data Sheet

SECTION I - Material Identity
SECTION II - Manufacturer's Information
SECTION III - Physical/Chemical Characteristics
SECTION IV - Fire and Explosion Hazard Data
SECTION V - Reactivity Data
SECTION VI - Health Hazard Data
SECTION VII - Precautions for Safe Handling and Use
SECTION VIII - Control Measures
SECTION IX - Label Data
SECTION X - Transportation Data
SECTION XI - Site Specific/Reporting Information
SECTION XII - Ingredients/Identity Information

SECTION I - Material Identity
Item Name                               
Part Number/Trade Name                   NALCO 2548 OXYGEN SCAVENGER
National Stock Number                    6810P2548
CAGE Code                                89524
Part Number Indicator                    A
MSDS Number                              15739
HAZ Code                                 B

SECTION II - Manufacturer's Information
Manufacturer Name                        NALCO CHEMICAL COMPANY
Street                                   ONE NALCO CENTER
City                                     NAPERVILLE
State                                    IL
Country                                  US
Zip Code                                 60563-1198
Emergency Phone                          (312) 920-1510
Information Phone                        708-305-1000

MSDS Preparer's Information
Date MSDS Prepared/Revised               NONE
Date of Technical Review                 10SEP85
Active Indicator                         N

Alternate Vendors
Vendor #5 CAGE                           BBKGX

SECTION III - Physical/Chemical Characteristics
Appearance/Odor                          CLEAR PINK LIQUID/PUNGENT ODOR
Boiling Point                            205 DEG F
Specific Gravity                         1.22-1.28
Solubility in Water                      COMPLETE
Container Pressure Code                  4
Temperature Code                         8
Product State Code                       U

SECTION IV - Fire and Explosion Hazard Data
Flash Point Method                       UNK
Extinguishing Media                      N/A
Special Fire Fighting Procedures         NONE
Unusual Fire/Explosion Hazards           OXIDES OF SULFUR MAY BE FORMED UPON DECOMPOSITION 

SECTION V - Reactivity Data
Stability                                YES
Stability Conditions to Avoid            AVOID CONTACT WITH STRONG OXIDIZERS, WHICH CAN GENERATE HEAT, FIRES, EXPLOSION AND THE RELEASE OF TOXIC FUMES 
Materials to Avoid                       STRONG OXIDERS
Hazardous Decomposition Products         HEATING TO DECOMPOSITION MAY PRODUCE SULFUR DIOXIDE FUMES 
Hazardous Polymerization                 NO
Polymerization Conditions to Avoid       WILL NOT OCCUR
LD50 - LD50 Mixture                      N/R

SECTION VI - Health Hazard Data
Route of Entry: Skin                     YES
Route of Entry: Ingestion                YES
Route of Entry: Inhalation               YEA
Health Hazards - Acute and Chronic       CAN BE HARMFUL IF INGESTED. MILD SKIN IRRITATION, MAY CAUSE IRRITATION TO THE RESPIRATORY TRACT 
Carcinogenity: NTP                       NO
Carcinogenity: IARC                      NO
Carcinogenity: OSHA                      NO
Symptoms of Overexposure                 MAY CAUSE SKIN/SKIN IRRITATION. MAY CAUSE GASTROINTESTINAL IRRITATION IF INGESTED 
Medical Cond. Aggrevated by Exposure     NONE
Emergency/First Aid Procedures           EYES - FLUSH WITH WATER FOR 15 MINUTES. CALL A PHYSICIAN. SKIN - FLUSH WITH PLEN

SECTION VII - Precautions for Safe Handling and Use
Steps if Material Released/Spilled       CONTAIN SPOILL WITH INERT MATERIAL. DIKE , COVER AND REMOVE AND PLACE INTO CONTAINER FOR DISPOSAL 
Waste Disposal Method                    DISPOSE OD IN ACCORDANCE TO ALL STATE AND FEDERAL LAWS 
Other Precautions                        AVOID PROLONGED OR REPEATED SKIN OR EYE CONTACT. AVOID BREATHING DUST. STORE IN A DRY AREA 

SECTION VIII - Control Measures
Respiratory Protection                   IF TLV LEVELS ARE HIGH USE NIOSH APPROVED RESPIRATOR 
Ventilation                              LOCAL OR GENERAL TO MAINTAIN TLV AT LOW LEVEL
Protective Gloves                        RUBBER OR IMPREVIOUS
Eye Protection                           GOGGLES
Other Protective Equipment               SAFETY SHOWER AND EYE WASH FACILITY IN AREA
Work Hygenic Practices                   WASH WITH SOAP[ AND WATER AFTER HANDELING ANY CHEMICAL 
Supplemental Health/Safety Data          2901 BUTTERFIELD ROAD/OAK BRO/ILLINOIS 60521 

SECTION IX - Label Data
Protect Eye                              YES
Protect Skin                             YES
Protect Respiratory                      YES
Chronic Indicator                        NO
Contact Code                             SLIGHT
Fire Code                                UNKNOWN
Health Code                              UNKNOWN
React Code                               UNKNOWN

SECTION X - Transportation Data
Container Quantity                       55
Unit of Measure                          GL

SECTION XI - Site Specific/Reporting Information

SECTION XII - Ingredients/Identity Information
Ingredient #                             01
Ingredient Name                          SULFUROUS ACID, MONOSODIUM SALT
CAS Number                               7631905
Proprietary                              NO
Percent                                  20-40
Ingredient #                             02
Ingredient Name                          POTASSIUM BISULFITE
CAS Number                               7773037
Proprietary                              NO
Percent                                  1-5