MALLINCKRODT INC. -- SODIUM HYDROSULFITE  -- 6810-00-281-8799
<pre>=====================  Product Identification  =====================

Product ID:SODIUM HYDROSULFITE
MSDS Date:03/13/1986
FSC:6810
NIIN:00-281-8799
=== Responsible Party ===
Company Name:MALLINCKRODT INC.
Address:PARIS BYPASS
Box:M
City:PARIS
State:KY
ZIP:40361
Info Phone Num:314-982-5000
Emergency Phone Num:314-982-5000
CAGE:62910
=== Contractor Identification ===
Company Name:MALLINCKRODT SPECIALTY CHEMICALS CO
Address:222 RED SCHOOL LANE
Box:City:PHILLIPSBURG
State:NJ
ZIP:08865
Country:US
Phone:908-859-2151
CAGE:62910

=============  Composition/Information on Ingredients  =============

Ingred Name:SODIUM HYDROSULFITE
CAS:7775-14-6
RTECS #:JP2100000
Fraction by Wt: 100%
OSHA PEL:2 PPM (SO2)
ACGIH TLV:2 PPM (SO2)

=====================  Hazards Identification  =====================

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:IRRITATING TO SKIN, EYES AND
    RESPIRATORY TRACT. MAY CAUSE PERMANENT DAMAGE TO EYES.
Explanation of Carcinogenicity:NONE OF THE COMPOUNDS ABOVE 0.1% IN THIS
    PRODUCT IS LISTED BY IARC, NTP, OR OSHA AS A CARCINOGEN.
Effects of Overexposure:IRRITATING TO EYES, SKIN AND RESPIRATORY TRACT.
Medical Cond Aggravated by Exposure:PERSONS WITH A HISTORY OF AILMENTS
    OR WITH PRE-EXISTING DISEASE INVOLVING THE EYES, SKIN, CENTRAL
    NERVOUS SYSTEM, RESPIRATORY TRACT, LIVER AND KIDNEYS ARE NOT AT
    INCREASED RISK FROM EXPOSURE.

=======================  First Aid Measures  =======================

First Aid:INHALATION: REMOVE TO FRESH AIR. IF NOT BREATHING GIVE CPR.
    CALL A PHYSICIAN. EYE: IMMEDIATELY FLUSH EYES WITH PLENTY OF WATER
    FOR 15 MINUTES. CALL A PHYSICIAN. SKIN: WASH WITH PLENTY OF SOAP &
    WATER.  REMOVE CONTAMINATED CLOTHING/SHOES. INGESTION: DO NOT
    INDUCE VOMITING. IF CONSCIOUS, GIVE 2 GLASSES OF WATER TO DRINK.
    GIVE NOTHING BY MOUTH IF UNCONSCIOUS. CALL A PHYSICIAN.

=====================  Fire Fighting Measures  =====================

Extinguishing Media:USE WATER SPRAY, DRY CHEMICAL, FOAM. OR CARBON
    DIOXIDE.
Fire Fighting Procedures:WEAR SELF-CONTAINED BREATHING APPARATUS. USE
    WATER SPRAY TO COOL FIRE EXPOSED CONTAINERS AND TO DISPERSE THE
    VAPORS.
Unusual Fire/Explosion Hazard:SMALL AMOUNTS OF WATER OF CONTACT WITH A
    HIGHLY HUMID ATMOSPHERE MAY CAUSE A FIRE OR IGNITE NEARBY
    CONBUSTIBLE MATERIALS.

==================  Accidental Release Measures  ==================

Spill Release Procedures:SWEEP UP SPILL PROMPTLY AND TRANSFER TO
    CONTAINERS FOR RECOVERY AND/OR DISPOSAL. WASH RESIDUE TO SEWER WITH
    LARGE AMOUNTS OF WATER.DO NOT DISCARD SWEEPING IN RUBBISH OR TRASH
    DISPOSAL WHITS-CAN CAUSE  FIRE.
Neutralizing Agent:NOT SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:STORE IN A COOL, DRY,WELL VENTILATED
    AREA AWAY FROM SPARKS AND FLAME, KEEP CONTAINER TIGHTLY CLOSED WHEN
    NOT IN USE. PROTECT FROM PHYSICAL DAMAGE.
Other Precautions:PROTECT UNITS FROM MOIST AIR AND HEAT TO PREVENT
    FIRES.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:IF VENTILATION DOES NOT MAINTAIN INHALATION
    EXPOSURES BELOW PEL(TLV), USE NIOSH/MSHA APPROVED RESPIRATORS AS
    CURRENT 29 CFR 1910.134, INSTRUCTION DECISION LOGIC-PUB.#87.108.
Ventilation:PROVIDE SUFFICIENT GENERAL/LOCAL EXHAUST VENTILATION IN
    PATTERN/VOLUME TO CONTROL INHALATION EXPOSURES BELOW OSHA'S PEL.
Protective Gloves:HEAVY DUTY NEOPRENE RUBBER AS REQUIRED.
Eye Protection:SAFETY GLASSES/GOGGLES AND/OR FACESHIELD
Other Protective Equipment:EYE WASH STATION & SAFETY SHOWER.
    INDUSTRIAL-TYPE WORK CLOTHING, COVERALL, APRONS, BOOTS & PROTECTIVE
    GARMENTS AS REQD.
Work Hygienic Practices:OBSERVE GOOD PERSONAL HYGIENE PRACTICES AND
    RECOMMENDED PROCEDURES, DO NOT WEAR CONTAMINATED CLOTHING OR
    FOOTWEAR.
Supplemental Safety and Health
DO NOT GET ON SKIN, IN EYES OR ON CLOTHING. DO NOT BREATHE VAPORS OR
    MISTS.

==================  Physical/Chemical Properties  ==================

HCC:F8
Melt/Freeze Pt:M.P/F.P Text:55F-DECOMP.
Decomp Temp:Decomp Text:55F
Evaporation Rate &amp; Reference:N/R(BUTYL ACETATE=1)
Solubility in Water:APPRECIABLE(REACTS)
Appearance and Odor:WHITE TO LEMON COLORED CRYSTALS, SULFUR DIOXIDE
    ODOR.
Percent Volatiles by Volume:0

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS AND ACIDS
Stability Condition to Avoid:HIGH TEMPERATURES, SPARKS OR OPEN FLAME,
    HUMIDITY
Hazardous Decomposition Products:CARBON MONOXIDE, CARBON DIOXIDE,
    SULFUR DIOXIDE.

====================  Disposal Considerations  ====================

Waste Disposal Methods:SLOWLY DISSOLVE IN A LARGE VOLUME OF WATER
    (100:1) AND NEUTRALIZE BEFORE DISCHARGING TO SEWER IN ACCORDANCE
    WITH LOCAL, STATE & FEDERAL SEWER REGULATION.

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 disclaims all liability for its use.  Any person utilizing this
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