Product ID:176-050 CP UNIVERSAL FIXER POWDER
MSDS Date:01/06/1988
FSC:6750
NIIN:00-964-9017
MSDS Number: BFZMW

Emergency Phone: 213-538-9530

Info Phone: 213-538-9530

Cage: 61803

Telephone: 310-538-9530/800-424-9300(CHEMTREC)

Cage: 61803

SODIUM THIOSULFATE

CAS: 7772-98-7

RTECS: XN6476000

Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:POWDEER SLIGHTLY IRRITATING TO SKIN
AND EYES. INHALATION OF POWDER DUST MAY CAUSE RESPIRATORY TRACT
IRRITATION. INGESTION OF POWDER MAY CAUSE IRRATION OF THE
GASTROINTESTINAL TRACT.
Explanation of Carcinogenicity:NOT LISTED.
Effects of Overexposure:POWDER SLIGHTLY IRRATATING TO SKIN AND EYES.
INHALATION OF POWDER DUST MAY CAUSE RESPIRATORY TRACT IRRITATION.
INGESTION OF POWDER MAY CAUSE IRRITATION OF THE GASTROINTESTINAL
TRACT.
Medical Cond Aggravated by Exposure:NONE

First Aid:SKIN: IMMEDIATELY WASH WITH PLENTY OF WATER. EYE: IMMEDIATELY
FLUSH WITH PLENTY OF WATER FOR AT LEAST 15 MINUTES. INHALATION:
REMOVE PERSON TO FRESH AIR. INGESTION:GIVE PLENTY OF WATER OR MILK
AND IND UCE VOMITING. GET MEDICAL ATTENTION. DONOT GIVE ANYTHING BY
MOUTH TO AN UNCONSCIOUS OR COVULSING PERSON. DO NOT MAKE AN
UNCINSCIOUS OER VOMIT.

Flash Point:NONFLAMMABLE
Fire Fighting Procedures:NONE REQUIRED
Unusual Fire/Explosion Hazard:NONE

Spill Release Procedures:SWEEP UP BULK OF SPILL FOR SALVAGE OR
DISPOSAL. DISSOLVE RESIDUE WITH WATER AND DISPOSE AS STATED BELOW.
Neutralizing Agent:SODA ASH OR LIME

Handling and Storage Precautions:NONE
Other Precautions:NONE

Respiratory Protection:NIOSH APPROVED DUST RESPIRATOR WHEN REQUIRED.
Ventilation:LOCAL EXHAUST IS RECOMMENDED. MECHANICAL (GENERAL) IS
OPTIONAL.
Protective Gloves:RUBBER/NEOPRENE
Eye Protection:CHEMICAL SAFETY STATION GOGGLES
Other Protective Equipment:EYE-WASH STATION.
Work Hygienic Practices:REMOVE CONTAMINATED CLOTHING. LAUNDER BEFORE
REFUSE.
Supplemental Safety and Health
NONE

HCC:N1
Melt/Freeze Pt:M.P/F.P Text:118F,48C
Decomp Temp:Decomp Text:118F,48C
Spec Gravity:1.7
Solubility in Water:APPRECIABLE
Appearance and Odor:WHITE, TRANSLUCENT CRYSTALS OR POWDER. PAINT
VINEGAR ODOR.

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS
Stability Condition to Avoid:DAMP AND HUMID AREAS
Hazardous Decomposition Products:HAZARDOUS SULFUR DIOXIDE IS EVOLVED
UNDER ACID C0NDITIONS (PH<4).

Waste Disposal Methods:DISSOLVE IN LARGE EXCESS OF WATER. NEUTRALIZE TO
A PH BETWEEN 6-8 WITH SODA ASH OR LIME AND DISPOSE THROUGH WASTE
TREATMENT PLANT. REMOVE SILVER FROM SPENT FIXER AND DISPOSE AS
ABOVE. FEDERAL, STATE, AND LOCAL LAWS TAKE PRECEDENCE.

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.