=====================  Product Identification  =====================

MSDS NAME:SS364-1
NIIN:00-283-6157
MSDS Number: BDTJQ
=== Responsible Party ===
Company:FISHER SCIENTIFIC CO CHEMICAL MFG DIV
Address:1 REAGENT LANE
City:FAIR LAWN
State:NJ
ZIP:07410-2802
Country:US
Info Phone Num:201-796-7100
Emergency Phone Num:201-796-7100
CAGE:2G230
=== Contractor Identification ===
Company:FISHER SCIENTIFIC CO CHEMICAL MFG DIV
Address:1 REAGENT LN
Box:City:FAIR LAWN
State:NJ
ZIP:07410-2802
Country:US
Phone:201-796-7100/800-766-7000 X3725
CAGE:2G230

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

Name:SODIUM THIOSULFATE
CAS:7772-98-7
RTECS #:XN6476000
Fraction by Wt: 10%
Other REC Limits:NONE SPECIFIED

Name:WATER
CAS:7732-18-5
RTECS #:ZC0110000
Fraction by Wt: 90%
Other REC Limits:NONE SPECIFIED

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

LD50 LC50 Mixture:ORAL RAT LD50: >2.5G/KG
Routes of Entry: Inhalation:NO	Skin:NO  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:LIQUID IS IRRITATING TO EYES. DIARRHEA
    MAY OCCUR BY INGESTION OF LARGE QUANTITY.
Explanation of Carcinogenicity:THIS PRODUCT IS NOT LISTED BY IARC, NTP
    OR OSHA AS A CARCINOGEN, MUTAGEN, TERATOGEN OR NEUROTOXIN.
Effects of Overexposure:MAY CAUSE EYE AND SKIN IRRITATION. INGESTION OF
    LARGE QUANTITIES MAY CAUSE DIARRHEA.
Medical Cond Aggravated by Exposure:NONE

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

Eyes: FLUSH WITH RUNNING WATER FOR 15 MINUTES WHILE HOLDING
    EYELIDS OPEN. GET MEDICAL ATTENTION IMMEDIATELY. SKIN: WASH WITH
    SOAP AND WATER. REMOVE CONTAMINATED CLOTHING. GET MEDICAL ADVICE.
    INHALATIO N: REMOVE TO FRESH AIR. INGESTION: DO NOT INDUCE
    VOMITING. RINSE MOUTH & DRINK LARGE AMOUNTS OF WATER. GET MEDICAL
    ATTENTION.

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

Flash Point:NONE
Autoignition Temp:Autoignition Temp Text:NONE
Extinguishing Media:USE MEDIA APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:WEAR FIRE FIGHTING PROTECTIVE EQUIPMENT AND A
    FULL FACED SELF CONTAINED BREATHING APPARATUS.
Unusual Fire/Explosion Hazard:NONE

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

Spill Release Procedures:COVER WITH SODA ASH OR SODIUM BICARBONATE.
    REMOVE INTO A LARGE BEAKER. ADD EQUAL VOLUME OF CALCIUM
    HYPOCHLORITE WITH CAUTION. ADD ADDITIONAL WATER WHILE STIRRING.
    AFTER ONE HOUR, DILUTE AND NEUTRALIZE . DRAIN INTO SEWER WITH
    ABUNDANT WATER.
Neutralizing Agent:DILUTE HYDROCHLORIC ACID OR DILUTE SODIUM HYDROXIDE

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

Handling and Storage Precautions:STORE IN A COOL, DRY PLACE. KEEP
    CONTAINERS CLOSED WHEN MATERIAL IS NOT IN USE. PROTECT CONTAINERS
    AGAINST PHYSICAL DAMAGE BY IMPACT.
Other Precautions:NONE

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

Respiratory Protection:NONE NORMALLY REQUIRED.
Ventilation:MECHANICAL(GENERAL) EXHAUST TO PROVIDE ADEQUATE
    VENTILATION.
Protective Gloves:RUBBER GLOVES
Eye Protection:SAFETY GLASSES - CHEMICAL SPLASH GOGGLES
Other Protective Equipment:WEAR INDUSTRIAL WORK CLOTHING (COVERALLS).
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING AND BEFORE
    EATING, DRINKING OR SMOKING. LAUNDER CONTAMINATED CLOTHING BEFORE
    REUSE.
Supplemental Safety and Health
AVOID PROLONGED OR REPEATED EXPOSURE. DO NOT GET ON SKIN OR IN EYES. DO
    NOT BREATHE VAPORS OR MIST. DO NOT INGEST. READ PRECAUTIONS ON
    LABEL BEFORE USE.

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

HCC:N1
Boiling Pt:B.P. Text:212F,100C
Melt/Freeze Pt:M.P/F.P Text:32.0F,0.0C
Vapor Pres:14
Vapor Density:0.6
Spec Gravity:1.09
Evaporation Rate & Reference:1 (WATER=1)
Solubility in Water:COMPLETE
Appearance and Odor:CLEAR, COLORLESS LIQUID. NO ODOR.
Percent Volatiles by Volume:91.5

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

Stability Indicator/Materials to Avoid:YES
NONE
Hazardous Decomposition Products:SULFUR DIOXIDE AND SULFUR TRIOXIDE
    GASES UPON HEATING TO DRYNESS.

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

Waste Disposal Methods:DILUTE THE SODIUM THIOSULFATE/SODA ASH SLURRY
    WITH A LARGE QUANTITY OF WATER. ADD CALCIUM HYPOCHLORITE WITH
    CAUTION. DILUTE AND NEUTRALIZE WITH DILUTE HYDROCHLORIC ACID OR
    DILUTE SODIUM HYDROXIDE SOLU TION. DRAIN INTO A CHEMICAL SEWER WITH
    WATER.

 Disclaimer (provided with this information by the compiling agencies):
 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.

*** END OF RECORD ***