FISHER SCIENTIFIC -- SODIUM THIOSULFATE SOLUTIONS 0.025N  -- 6810-00F007248
<pre>=====================  Product Identification  =====================

Product ID:SODIUM THIOSULFATE SOLUTIONS 0.025N
MSDS Date:01/01/1987
FSC:6810
NIIN:00F007248
=== Responsible Party ===
Company Name:FISHER SCIENTIFIC/FAIR LAWN, NJ 07410
Emergency Phone Num:(201) 796-7100
CAGE:1B464
=== Contractor Identification ===
Company Name:FISHER SCIENTIFIC CO.  CHEMICAL MFG DIV
Address:1 REAGENT LANE
Box:City:FAIRLAWN
State:NJ
ZIP:07410-2802
Country:US
Phone:201-796-7100
CAGE:1B464

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

Ingred Name:SODIUM THIOSULFATE PENTAHYDRATE (0.6-21.0%)
CAS:10102-17-7
RTECS #:WE6660000
Fraction by Wt: 21.0%

Ingred Name:TETRASODIUM ETHYLENEDIAMINE TETRAACETATE
CAS:64-02-8
RTECS #:AH5075000
Fraction by Wt: 0.03%

Ingred Name:WATER (79.0-99.4%)
CAS:7732-18-5
RTECS #:ZC0110000
Fraction by Wt: 99.4%

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

Effects of Overexposure:RESPIRATORY TRACT, MUCOUS MEMBRANE IRRITATION,
    DERMATITIS, SORE THROAT, NAUSEA, CONJUNCTIVITIS.

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

First Aid:INHALATION: REMOVE TO FRESH AIR. SKIN: REMOVE CONTAMINATED
    CLOTHING/SHOES. WASH AFFECTED AREA W/SOAP/MILD DETERGENT/WATER.
    EYES: WASH W/LARGE AMTS OF WATER 20 MINS. IF CONSCIOUS, GIVE 2 TO 4
    GLASSES O F WATER, & INDUCE VOMITING. GET MED ATT.

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

Flash Point:NOT COMBUSTIBLE
Extinguishing Media:DRY CHEMICAL, CO2, WATER SPRAY
Fire Fighting Procedures:MOVE CONTAINER FROM FIRE AREA IF POSSIBLE. NO
    ACUTE HAZARD.
Unusual Fire/Explosion Hazard:AVOID BREATHING VAPORS OR DUSTS; KEEP
    UPWIND.

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

Spill Release Procedures:COVER W/SODA ASH. SCOOP UP & PLACE IN A
    SUITABLE CONTAINER.

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

Respiratory Protection:HIGH LEVELS/FIRES: SUPPLIED-AIR RESPIRATOR
    W/FULL FACEPIECE, SCBA.
Ventilation:PROVIDE LOCAL EXHAUST VENTILATION TO KEEP <TLV
Protective Gloves:PROTECTIVE
Eye Protection:GOGGLES/FACESHIELD
Other Protective Equipment:PROVIDE AN EYE-WASH FOUNTAIN W/IN THE WORK
    AREA.
Supplemental Safety and Health
MSDS DATE: 03/10/87.

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

Boiling Pt:B.P. Text:212F
Vapor Pres:14
Spec Gravity:1.1
Evaporation Rate &amp; Reference:(ETHER = 1): >1
Solubility in Water:COMPLETE
Appearance and Odor:COLORLESS LIQUID

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

Stability Indicator/Materials to Avoid:YES
SODIUM THIOSULFATE/CHLORINE SOL/ACID/METAL 0R SODIUM NITRATE
Stability Condition to Avoid:CONTACT WITH NITRATES CAUSES VIOLENT
    EXPLOSION	   ULFIDE
Hazardous Decomposition Products:MAY RELEASE TOXIC/HAZARDOUS SODIUM
    OXIDE/SULFUR OXIDES.

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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.