HACH CO -- 22756 TPTZ IRON REAGENT POWDER PILLOWS  -- 6810-00F015080
<pre>=====================  Product Identification  =====================

Product ID:22756 TPTZ IRON REAGENT POWDER PILLOWS
MSDS Date:02/24/1995
FSC:6810
NIIN:00F015080
=== Responsible Party ===
Company Name:HACH CO
Address:100 DAYTON AVE
Box:907
City:AMES
State:IA
ZIP:50010-5000
Country:US
Info Phone Num:303-962-6721/515-232-2533
Emergency Phone Num:303-962-6721/515-232-2533
CAGE:4T252
=== Contractor Identification ===
Company Name:HACH COMPANY
Address:100 DAYTON RD.
Box:907
City:AMES
State:IA
ZIP:50010
Country:US
Phone:800-227-4224
CAGE:4T252

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

Ingred Name:SODIUM THIOSULFATE ANHYDROUS; THIOSULFURIC ACID, DISODIUM
    SALT
CAS:7772-98-7
RTECS #:XN6476000
Fraction by Wt: <45%

Ingred Name:CITRIC ACID MONOSODIUM SALT
CAS:18996-35-5
RTECS #:GE7950000
Fraction by Wt: <25%

Ingred Name:TPTZ TRI-P-TOLUENESULFONATE
CAS:3682-35-7
Fraction by Wt: <2%

Ingred Name:SODIUM DITHIONITE, SODIUM HYDROSULFITE
CAS:7775-14-6
RTECS #:JP2100000
Fraction by Wt: <20%

Ingred Name:SODIUM METABISULFITE, SODIUM METABISULPHITE
CAS:7681-57-4
RTECS #:UX8225000
Fraction by Wt: <25%
ACGIH TLV:5 MG/CUM

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

Routes of Entry: Inhalation:NO	Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:IRRITATION TO EYES, SKIN, &
    RESPIRATORY TRACT & MAY CAUSE ALLERGIC RESPIRATORY TRACT REACTION.
    INGESTION: MAY CAUSE GI IRRITATION.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION, COUGHING, BREATHING DIFFICULTY,
    STOMACH PAIN, VOMITING, DIARRHEA, CNS & CIRCULATORY EFFECTS.
Medical Cond Aggravated by Exposure:ASTHMA

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

First Aid:EYES/SKIN: FLUSH W/WATER FOR 15 MINS. INGESTION: DON'T INDUCE
    VOMITING. GIVE 1-2 GLASSES OF WATER. NEVER GIVE ANYTHING BY MOUTH
    TO AN UNCONSCIOUS PERSON. INHALATION: GIVE CPR IF NEEDED. REMOVE TO
    FRES H AIR. OBTAIN MEDICAL ATTENTION IN ALL CASES.

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

Extinguishing Media:DRY CHEMICAL, ALCOHOL FOAM/CO2
Unusual Fire/Explosion Hazard:HEATS SPONTANEOUSLY IN CONTACT W/WATER.
    FLAMMABLE. CORROSIVE FUMES IN CONTACT W/WATER/ACIDS.

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

Spill Release Procedures:SCOOP MATERIAL INTO A BEAKER & DISSOLVE
    W/WATER. NEUTRALIZE TO A PH BETWEEN 6 & 9 W/ALKALI SUCH AS SODA
    ASH. FLUSH NEUTRALIZED WASTE TO THE DRAIN W/EXCESS OF WATER.
Neutralizing Agent:SODA ASH.

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

Handling and Storage Precautions:PROTECT FROM MOISTURE. KEEP AWAY FROM
    ACIDS.
Other Precautions:AVOID CONTACT W/EYES & SKIN. DON'T BREATHE DUST.

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

Ventilation:ADEQUATE
Protective Gloves:DISPOSABLE LATEX
Eye Protection:LAB GRADE GOGGLES
Supplemental Safety and Health

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

pH:3.8
Solubility in Water:COMPLETE
Appearance and Odor:WHITE POWDER, SOLID W/SULFUR ODOR

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

Stability Indicator/Materials to Avoid:YES
ACIDS, OXIDIZERS.
Stability Condition to Avoid:EXCESS MOISTURE, HEAT, FLAMES.
Hazardous Decomposition Products:TOXIC & CORROSIVE SULFUR DIOXIDE FUMES

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

Waste Disposal Methods:DISPOSE OF IAW/FEDERAL, STATE & LOCAL
    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.