*  Exposure Controls/Personal Protection  *
Respiratory Protection:USE A DUST/MIST RESPIRATOR FOR CONDITIONS WHERE
    EXPOSURE TO THE DUST IS APPARENT.
Ventilation:LOCAL EXHAUST
Supplemental Safety and Health
*  Product Identification  *
Product ID:SODIUM HYDROSULFITE
*  Composition/Information on Ingredients  *
Ingred Name:SODIUM HYDROSULFITE (NA*2S*2O*4)
*  Hazards Identification  *
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Health Hazards Acute and Chronic:ACUTE:INHALATION OF DUST MAY CAUSE
    IRRITATION TO NOSE,THROAT & UPPER RESPIRATORY TRACT;INGESTION MAY
    CAUSE ABDOMINAL PAIN,CIRCULATORY DISTURBANCE,CONVULSIONS,CYANOSIS;
    CAUSE IRRITATION ON CONTACT OF S KIN/EYES. CHRONIC:EXPOSURE MAY
    INDUCE ALLERGIC REACTION.
Effects of Overexposure:INH:SORE THROAT,COUGHING,SHORTNESS OF BREATH;
    ING:NAUSEA,VOMITING,DIARRHEA,CENTRAL NERVOUS DEPRESSION,RESPIRATORY
    & CARDIOVASCULAR COLLAPSE & DEATH; SKIN/EYE:IRRITATION.
Medical Cond Aggravated by Exposure:NO INFORMATION FOUND.
*  First Aid Measures  *
First Aid:INH:REMOVE TO FRESH AIR,IF NOT BREATHING,GIVE ARTIFICIAL
    RESPIRATION,IF BREATHING IS DIFFICULT,GIVE OXYGEN; ING:INDUCE
    VOMITING BY GIVING TWO GLASSES OF WATER & STICKING FINGER DOWN
    THROAT,NEVER GIVE  ANYTHING TO AN UNCONSCIOUS PERSON; SKIN:REMOVE
    EYE:WASH WITH PLENTY OF WATER,LIFTING UPPER & LOWER EYELIDS
    OCCATIONALLY.
*  Fire Fighting Measures  *
Extinguishing Media:CO*2,DRY CHEMICAL OR SAND
Fire Fighting Procedures:WEAR FULL PROTECTIVE CLOTHING & NIOSH-APPROVED
    SELF-CONTAINED BREATHING APPARATUS,WITH FULL FACE PIECE OPERATED IN
    THE PRESSURE DEMAND MODE.
Unusual Fire/Explosion Hazard:NONE STATED
*  Accidental Release Measures  *
Spill Release Procedures:VENTILATE AREA OF SPILL.CLEAN-UP
    PERSONNEL.REQUIRE PROTECTIVE CLOTHING & RESPIRATORY PROTECTION.PICK
    UP & PLACE IN A SUITABLE CONTAINER FOR RECLAMATION OR DISPOSAL IN A
    METHOD THAT DOES NOT GENERATE D UST.
*Handling and Storage  *
Handling and Storage Precautions:KEEP IN A TIGHTLY CLOSED
    CONTAINER.PROTECT FROM PHYSICAL DAMAGE.STORE IN A COOL,DRY,WELL
    VENTILATED AREA AWAY FROM HEAT,MOISTURE.
*  Physical/Chemical Properties  *
HCC:R1
NRC/State Lic Num:NOT RELEVANT
Melt/Freeze Pt:M.P/F.P Text:DECOMPOSES
Appearance and Odor:WHITE TO GRAYISH-WHITE GRANULAR POWDER,DISTINCT
    SULFUR DIOXIDE ODOR
Percent Volatiles by Volume:0
*  Stability and Reactivity Data  *
Stability Indicator/Materials to Avoid:NO
MOISTURE
Stability Condition to Avoid:STABLE ONLY WHEN STORED IN CLOSED
    CONTAINERS AT ROOM TEMP. HEATS SPONTANEOUSLY IN CONTACT WITH
    MOISTURE & AIR.
Hazardous Decomposition Products:SULFUR OXIDES & SODIUM OXIDES
*  Disposal Considerations  *
Waste Disposal Methods:WHATEVER CANNOT BE SAVED FOR RECLAMATION MAY BE
    DISPOSED IN AN RCRA-APPROVED HAZARDOUS WASTE FACILITY.
