Product ID:POTASSIUM METABISULFITE, P197500
MSDS Date:04/27/1986
FSC:6810
NIIN:00N008684
MSDS Number: BCQTX

Emergency Phone: 201-796-7100 (GASTON L. PILLORI)

Info Phone: 201-796-7100

Cage: 1B464

Telephone: 201-796-7100

Cage: 1B464

POTASSIUM METABISULFITE

CAS: 16731-55-8

RTECS: TT4920000

Fraction By Weight: 100%

OSHA PEL N/K

ACGIH TLV: N/K

LD50 LC50 Mixture:N/K (FP N/ORNL
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:CHRONIC INHAL EXPOSURE:NO EFFECTS
REPORTED IN HUMANS.REPRODUCTIVE EFFECTS IN THE RAT (RTECS). CHRONIC
SKIN EXPOSURE:RPTD/PRLNG EXP MAY CAUSE DERMATITIS. CHRONIC EYE
EXPOSURE:RPTD/PRLNG EXP MAY CAUSE C ONJUNCTIVITIS.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:INHAL:SORE THROAT, COUGHING, DYSPNEA, CNS
DEPRESS, & SYMPS UNDER INGEST. SKIN: IRRIT. EYES: IRRIT, REDNESS, &
PAIN. INGEST: MAY CAUSE SORE THROAT, ABDOM PAIN, GASTRIC IRRIT,
DIARR, CIRCULATORY DISTURB , & CNS DEPRESS.
Medical Cond Aggravated by Exposure:INHAL OR INGEST: PERSONS W/
ALLERGIES MAY BE AFFECTED STRONGLY OR DANGEROUSLY BY MINUTE
AMOUNTS.

First Aid:INHAL: REMOVE TO FRESH AIR IMMED. IF NO BRTHING, PERFORM ARTF
RESP. KEEP PERSON WARM & CALM. GET MD ATTN. SKIN: REMOVE CONTAM
CLTHG & SHOES IMMED. WASH CONTAM AREA W SOAP & AMTS OF H*2O AI
LEAST 15-20 MIN. GET MD ATTN. EYES:FLUSH IMMED W/ LG AMTS H*2O,
LIFTING UPPER & LOWER LIDS AT LEAST 15-20 MIN. GET MD ATTN.
INGEST: GET MD ATTN IMMED. GIVE PERSON 2-4 GLASSES H*2O & INDUCE
VOMIT W/FINGER.

Flash Point:NON-COMBUSTIBLE
Lower Limits:N/K
Upper Limits:N/K
Extinguishing Media:DRY CHEM, CO*2, SPRAY OR FOAM. FOR LARGER FIRES USE
H*2O SPRAY, FOG OR ALCOHOL FOAM
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA AND FULL
PROTECTIVE EQUIP .USE EXTING AGENT SUITABLE FOR TYPE OF SURROUNDING
FIRE.USE FLOODING QTY OF (SEE SUPP DATA)
Unusual Fire/Explosion Hazard:SO*2 LIBERATED DURING THERMAL DECOMP

Spill Release Procedures:SWEEP UP & PLACE IN SUITABLE (FIBERBOARD)
CONTAINERS FOR LATER DISPOSAL.
Neutralizing Agent:N/K

Handling and Storage Precautions:DO NOT STORE OR ALLOW CONTACT WITH
STRONG ACIDS.
Other Precautions:N/K

Respiratory Protection:HIGH LEVELS:SCBA FIREFIGHTING:SCBA W/FULL
FACEPIECE OPERATED IN PRESSURE-DEMANDOR OTHER POSITIVE PRESSURE
MODE.
Ventilation:PROVIDE LOCAL EXHST OR GEN DILUTION VENTIL SYSTEM. CONSULT
LOCAL SFTY/HLTH AUTHORITY IF ADDL GUIDANCE NEC
Protective Gloves:APPROPRIATE PROT GLOVES NEC
Eye Protection:CHEM WORKERS GOGGLES
Other Protective Equipment:CLOTHING: APPROPRIATE TO PROTECT AGAINST
REPEATED OR PROLONGED SKIN CONTACT W/SUBSTANCE.
Work Hygienic Practices:N/K
Supplemental Safety and Health
SPEC FIRE PROCS: WATER AS A FOG & TO COOL ALL CONTAINERS INVOLVED IN
FIRE.

Boiling Pt:B.P. Text:374F, 190C
Melt/Freeze Pt:M.P/F.P Text:N/K
Decomp Temp:Decomp Text:374F, 190C
Vapor Pres:N/K
Vapor Density:N/K
Spec Gravity:2.3
Evaporation Rate & Reference:N/K
Solubility in Water:SOLUBLE
Appearance and Odor:WHITE CRYSTALS OR CRYSTALLINE POWER WITH SULFUR
DIOXIDE ODOR

Stability Indicator/Materials to Avoid:YES
CONTACT OR STORAGE W/ STRONG ACIDS
Stability Condition to Avoid:REACT W/ H*20 TO PRODUCE CORROSIVE MATL.
LIBERATES SO*2 IN REACTIONS W/ STRONG ACIDS & DURING THERMAL
DECOMP.
Hazardous Decomposition Products:SULFUR DIOXIDE

Waste Disposal Methods:DISPOSAL MUST BE ACCD W/ FEDERAL, STATE, & LOCAL
REGULATIONS .

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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.