Product ID:SODIUM SULFITE, S430500
MSDS Date:01/04/1991
FSC:6810
NIIN:00-043-0783
MSDS Number: BJSCY

FISHER SCIENTIFIC CHEMICAL DIVISION

1 REAGENT LANE
FAIR LAWN, NJ 07410
US

Emergency Phone: 201-796-7100, 800-424-9300

Info Phone: 201-796-7100

Cage: 1B464

FISHER SCIENTIFIC CO. CHEMICAL MFG DIV

FAIRLAWN, NJ 07410-2802 US

Telephone: 201-796-7100

Cage: 1B464

SODIUM SULFITE

CAS: 7757-83-7

RTECS: WE2150000

Fraction By Weight: 100%

WASH EYES W/LARGE AMNTS OF WTR OR NORMAL

RTECS: 9999999ZZ

EVIDENCE OF CHEM REMAINS (APPROX 15-20 MIN).GET MD

RTECS: 9999999ZZ

IF VOMITING OCCURS,KEEP HEAD LOWER THAN HIPS TO PREVENT

RTECS: 9999999ZZ

OF BREATH, UNCON & ANAPHYLAXIS.SIGNS & SYMPTOMS MAY INCLUDE

RTECS: 9999999ZZ

HUMAN LETHAL DOSE IS 10 GRAMS.IN ANIMALS,LGE DOSES HAVE

RTECS: 9999999ZZ

RPTD INGEST OF FOOD

RTECS: 9999999ZZ

LD50 LC50 Mixture:LD50: IV:115 MG/KG (RAT), 130 (MOUSE)
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:INHAL:SENSITIZER. ACUTE:MAY CAUSE MUC
MEMB IRRIT. MAY CAUSE ADVERSE RXNS INCLUDING BRONCHOSPASMS IN
SUSCEPTIBLE INDIVIDUALS, ESPECIALLY ASTHMATICS. SYMPTOMS MAY
INCLUDE FLUSHING, SEV WHEEZING, SWELLIN G OF THROAT, AND PALATAL
AND GENERALIZED ITCHING. CHRONIC: RPTD/PRLNGD EXPOS MAY CAUSE
SENSIT. (SEE EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: SKIN: ACUTE:DIRECT CONT MAY CAUSE
IRRIT & CONT DERMAT. SOME SULFITES MAY CAUSE SENSIT DERMAT IN
PREVIOUSLY EXPOSED INDIVIDUALS. CHRONIC:RPTD/PRLNGD EXPOS MAY CAUSE
CONT DERMAT. RPTD EXPOS TO SULFITES MAY RESULT IN SENSIT. EYE:
ACUTE:DIRECT CONT MAY CAUSE IRRIT & REDNESS. (SEE SUPP DATA)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INHAL:REMOVE FROM EXPOSURE AREA TO FRESH AIR IMMED. IF
BREATHING HAS STOPPED, PERFORM ARTF RESP. KEEP PERSON WARM AND AT
REST. TREAT SYMPTOMATICALLY AND SUPPORTIVELY. GET MD IMMED.
SKIN:REMOVE CONTAMD CLTHG & SHOES IMMED. WASH AFFECTED AREA W/SOAP
OR MILD DETERGENT & LARGE AMTS OF WATER UNTIL NO EVIDENCE OF CHEM
REMAINS (APPROX 15-20 MIN). GET MD IMMED. (SEE INGRED 2)

Extinguishing Media:DRY CHEMICAL, CARBON DIOXIDE, WATER SPRAY OR FOAM.
FOR LARGER FIRES:USE WATER SPRAY, FOG OR ALCOHOL FOAM.
Fire Fighting Procedures:NIOSH/MSHA APPRVD BREATHING APPARATUS W/FULL
FACEPIECE OPERATED IN PRESS-DEMAND OR OTHER POSITIVE PRESS MODE.
MOVE CNTNR FROM FIRE AREA IF POSS. (SEE SUPP DATA)
Unusual Fire/Explosion Hazard:NEGLIGIBLE FIRE HAZARD WHEN EXPOSED TO
HEAT OR FLAME.

Spill Release Procedures:SWEEP UP AND PLACE IN SUITABLE CLEAN, DRY
CONTAINERS FOR RECLAMATION OR LATER DISPOSAL. DO NOT FLUSH SPILLED
MATERIAL INTO SEWER. KEEP UNNECESSARY PEOPLE AWAY.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE AWAY FROM INCOMPATIBLE
SUBSTANCES.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

Respiratory Protection:NIOSH/MSHA APPRVD FULL FACEPIECE RESP:AIR
PURIFYING OR POWERED AIR PURIFYING WITH HEPA FILTERS; TYPE C,
SUPPLIED AIR OPERATED IN PRESSURE DEMAND MODE.
Ventilation:PROVIDE LOCAL EXHAUST OR GENERAL DILUTION VENTILATION
SYSTEM.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:EMPLOYER SHOULD PROVIDE AN EYEWASH FOUNTAIN
WITHIN IMMEDIATE WORK AREA FOR EMERGENCY USE. IMPERVIOUS CLOTHING &
EQUIP.
Work Hygienic Practices:WASH HANDS FREQUENTLY AND THOROUGHLY DURING
CONTACT WITH MATERIAL AND AT END OF WORKDAY .
Supplemental Safety and Health
FIRE FIGHT PROC:DO NOT SCATTER SPILLED MATL W/MORE WATER THAN NEEDED
FOR FIRE CTL. DIKE FIRE CTL WATER FOR LATER DISP. AVOID HAZ VAPS,
KEEP UPWIND. EFTS OF OVEREXP: INGEST: ACUTE: MAY CAUSE GI IRRIT W
/ABDOM PAIN, NAUS, VOMIT & DIARR. IN SUSCEPTIBLE INDIV, ESP
ASTHMATICS, (SEE INGRED 5)

Boiling Pt:B.P. Text:DECOMPOSES
Melt/Freeze Pt:M.P/F.P Text:DECOMPOSES
Spec Gravity:2.633
pH:9.0
Solubility in Water:12.5% @ O C
Appearance and Odor:ODORLESS, WHITE CRYSTALS OR POWDER WITH A SALINE,
SULFUROUS TASTE.

Stability Indicator/Materials to Avoid:YES
SODIUM SULFITE:MINERAL ACIDS (STRONG):REACTS TO FORM SULFUR DIOXIDE.
Stability Condition to Avoid:NONE REPORTED.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY RELEASE
TOXIC OXIDES OF SULFUR AND TOXIC SODIUM OXIDE.

Waste Disposal Methods:OBSERVE ALL FEDERAL, STATE AND LOCAL REGULATIONS
WHEN STORING OR DISPOSING OF THIS SUBSTANCE. FOR ASSISTANCE,
CONTACT THE DISTRICT DIRECTOR OF THE ENVIRONMENTAL PROTECTION
AGENCY.

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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.