Product ID:239 STANNOUS REAGENT
MSDS Date:02/16/1991
FSC:6850
NIIN:00F017061
MSDS Number: BKTYX

BETZ LABORATORIES INC

4636 SOMERTON RD
TREVOSE, PA 19047-6742
US

Emergency Phone: 215-355-3300

Info Phone: 800-877-1940

Cage: 24774

BETZDEARBORN INC.

TREVOSE, PA 19053 US

Telephone: 215-355-3300

Cage: 24774

POTASSIUM PYROSULFATE *93-4*

CAS: 7790-62-7

STANNOUS (TIN) SULFATE

CAS: 7488-55-3

RTECS: WT1255000

OSHA PEL 2 MG/CUM

ACGIH TLV: 2 MG/CUM

Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:SKIN: MODERATELY IRRITATING. MAY BE
CORROSIVE W/MOIST SKIN. EYES: CORROSIVE. INHALATION: UPPER
RESPIRATORY TRACT IRRITATION. OVEREXPOSURE MAY CAUSE TISSUE
NECROSIS AND/OR LUNG DAMAGE.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:INHALATION: IRRITATION &/OR BURNS TO
RESPIRATORY TRACT. SKIN: MODERATE IRRITATION TO BURNS (DEPENDENT ON
LENGTH OF EXPOSURE).

First Aid:SKIN: WASH W/PLENTY OF SOAP SOLUTION OR WATER FOR 15 MINS.
EYES: FLUSH W/WATER FOR 15 MINS. INHALATION: REMOVE TO FRESH AIR.
APPLY NECESSARY FIRST AID TREATMENT. INGESTION: DON'T GIVE ANYTHING
BY MOUT H TO AN UNCONSCIOUS OR CONVULSIVE PERSON. DILUTE CONTENTS
OF STOMACH. INDUCE VOMITING BY ONE OF THE STANDARDS METHODS. OBTAIN
MEDICAL ATTENTION IN ALL CASES.

Extinguishing Media:DRY CHEMICAL, CO2, FOAM, OR WATER.
Fire Fighting Procedures:WEAR POSITIVE PRESSURE SELF-CONTAINED
BREATHING APPARATUS (FULL FACE-PIECE).

Spill Release Procedures:VENTILATE AREA. USE PROTECTIVE EQUIPMENT.
SWEEP UP & PLACE IN WASTE DISPOSAL CONTAINER. FLUSH AREA W/WATER.
WET AREA MAY BE SLIPPERY. IF SO, SPREAD SAND/GRIT.

Handling and Storage Precautions:KEEP CONTAINER DRY & CLOSED WHEN NOT
IN USE. USE NORMAL CHEMICAL HANDLING.

Respiratory Protection:USE RESPIRATORS WITHIN USE LIMITATIONS OR USE
SUPPLIED AIR RESPIRATORS. IF VENTILATION IS INADEQUATE OR
SIGNIFICANT REAGENT EXPOSURE IS LIKELY, USE A RESPIRATOR W/DUST OR
MIST FILTERS.
Ventilation:PROVIDE ADEQUATE VENTILATION TO KEEP BELOW TLV.
Protective Gloves:GAUNTLET-TYPE RUBBER
Eye Protection:AIRTIGHT CHEMICAL GOGGLES
Other Protective Equipment:CHEMICAL RESISTANT APRON
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE. WASH HANDS THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health

Spec Gravity:2.227
Solubility in Water:COMPLETE
Appearance and Odor:WHITE POWDER, NO ODOR.

Stability Indicator/Materials to Avoid:YES
Hazardous Decomposition Products:ELEMENTAL OXIDES SUCH AS CO, CO2.

Waste Disposal Methods:SEND CONTAMINATED WATER TO A SANITARY SEWER, IN
ACCORDANCE W/LOCAL REGULATIONS, A TREATMENT FACILITY OR DISCHARGED
UNDER A NPDES PERMIT. REAGENT (AS IS) INCINERATE OR BURY IN
APPROVED LANDFILL IN ACCO RDANCE W/LOCAL, STATE, & FEDERAL
REGULATIONS.

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.