Product ID:NALCO 2811 OXYGEN SCAVENGER
MSDS Date:01/20/1988
FSC:6850
NIIN:00N051107
MSDS Number: BVNYR

Emergency Phone: 800-462-5378

Info Phone: 708-305-1000

Preparer: JOHN J. KASPER

Cage: 89524

Telephone: (630) 305-1000

Cage: 89524

PYROSULFUROUS ACID, DISODIUM SALT; (SODIUM METABISULFITE)

CAS: 7681-57-4

RTECS: UX8225000

Fraction By Weight: 1-10%

OSHA PEL 5 MG/M3

ACGIH TLV: 5 MG/M3

LD50 LC50 Mixture:SEE INGREDIENT
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:EYES: CAN CAUSE TRANSIENT IRRITATION.
SKIN: MAY CAUSE IRRITATION WITH PROLONGED CONTACT. INGESTION: CAN
BE HARMFUL. BELIEVED TO CAUSE AN ASTHMATIC, ALLERGIC REACTION IN
SUSCEPTIBLE INDIVIDUALS. INHALA TION: MAY CAUSE IRRITATION TO THE
RESPIRATORY TRACT AND LUNGS.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:A REVIEW OF AVAILABLE DATA DOES NOT
IDENTIFY ANY WORSENING OF EXISTING CONDITIONS.

First Aid:EYES: FLUSH W/WATER FOR AT LEAST 15 MIN. CALL MD. SKIN: FLUSH
W/WATER FOR 15 MIN. INGEST: INDUCE VOMIT. GIVE WATER. CALL MD.
INHAL: REMOVE TO FRESH AIR. TREAT SYMPS. CALL MD. NOTE TO MD: NO
SPECIFIC A NTIDOTE IS KNOWN. BASED ON INDIVIDUAL RXNS OF PATIENT,
MD'S JUDGMENT SHOULD BE USED TO CONTROL SYMPS & CLINICAL CNDTN.
CAUTION: IF UNCON, HAVING TROUBLE BRTHG/IN CONVL, DO NOT INDUCE
VOMIT/GIVE WATER.

Flash Point:NONE
Extinguishing Media:MEDIA SUITABLE FOR SURROUNDING FIRE .
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA AND FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:MAY EVOLVE SO*X UNDER FIRE CONDITIONS.

Spill Release Procedures:SOLID SPILLS: SWEEP OR VACUUM UP & RECLAIM
INTO RECOVERY OR SALVAGE DRUMS FOR DISPOSAL. WEAR PROTECTIVE
EQUIPMENT.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:EMPTY CONTAINERS MAY CONTAIN RESIDUAL
PRODUCT. DO NOT REUSE CONTAINER UNLESS PROPERLY RECONDITIONED.
Other Precautions:MAY CAUSE IRRITATION TO SKIN AND EYES. AVOID CONTACT
WITH EYES. AVOID PROLONGED OR REPEATED CONTACT WITH SKIN. AVOID
BREATHING DUST. DO NOT TAKE INTERNALLY.

Respiratory Protection:RESPIRATORY PROT NOT NORMALLY NEEDED. IF
SIGNIFICANT DUSTING OCCURS, WEAR NIOSH/MSHA APPRVD DUST RESPIRATOR.
FOR LARGE SPILLS, ENTRY INTO LARGE TANKS, VESSELS/ENCLSD SMALL
SPACES W/INADEQ VENT, NIOSH/ MSHA APPRVD PRESS-DEMAND, SCBA IS
RECOM.
Ventilation:IF SIGNIFICANT DUSTING OCCURS, LOCAL EXHAUST VENTILATION IS
RECOMMENDED.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS .
Other Protective Equipment:NO SPECIAL PRECAUTIONS. AVOID EYE & SKIN
CONTACT & INHALATION OF DUST.
Work Hygienic Practices:IF CLOTHING IS CONTAMINATED, REMOVE CLOTHING &
THORO WASH THE AFFECTED AREA. LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE.
Supplemental Safety and Health
PH (AT 5%): 7.6-8.1. MATL TO AVOID: CAN GENERATE HEAT, SPLATTERING OR
BOILING & RELS OF TOXIC FUMES.

pH:SUPDAT
Solubility in Water:COMPLETELY
Appearance and Odor:TAN/GREY POWDER; SWEET ODOR.

Stability Indicator/Materials to Avoid:YES
AVOID CNTCT W/STRONG OXIDIZERS WHICH CAN GENERATE HEAT, FIRE, EXPLOS &
RELS OF TOX FUMES & W/STRONG ACIDS WHICH (SUPDAT)
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:IN EVENT OF COMBUSTION SO*X MAY BE
FORMED. DO NOT BREATHE SMOKE OR FUMES. WEAR SUITABLE PROTECTIVE
EQUIPMENT.

Waste Disposal Methods:IF THIS PRODUCT BECOMES A WASTE, IT IS NOT
HAZARDOUS. AS A NON-HAZARDOUS SOLID WASTE, IT CAN BE DISPOSED OF IN
A SANITARY LANDFILL 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.