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

MSDS NAME:NITRIVER 2 NITRITE REAGENT, 1813
NIIN:01-333-0635
Status Code:A
MSDS Number: CJVHY
=== Responsible Party ===
Company:HACH COMPANY
Box:907
City:AMES
State:IA
ZIP:50010
Country:US
Info Phone Num:800-227-4224
Emergency Phone Num:303-623-5716
Resp. Party Other MSDS Num.:M00031, CHANGE NO: 19837
CAGE:4T252
=== Contractor Identification ===
Company: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  =============

Name:POTASSIUM PYROSULFATE
CAS:7790-62-7
< Wt:50.

Name:IRON (II) ETHYLENEDIAMMONIUM SULFATE, TETRAHYDRATE
CAS:63589-59-3
< Wt:65.
OSHA PEL:1 MG/M3 (FE)
ACGIH TLV:1 MG/M3 (FE)

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

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:THIS PRODUCT MAY BE: CORROSIVE TO
    EYES, IRRITATING TO SKIN AND RESPIRATORY TRACT. TARGET ORGANS: NOT
    DETERMINED. POTASSIUM PYROSULFATE: CAUSES EYE BURNS. IRON (II)
    ETHYLENEDIAMMONIUM SULFATE, TETRAHYD RATE: TOXICITY UNKNOWN; MAY
    CAUSE IRRITATION.
Explanation of Carcinogenicity:NOT APPLICABLE.
Effects of Overexposure:MAY CAUSE EYE BURNS, SKIN OR RESPIRATORY TRACT
    IRRITATION.
Medical Cond Aggravated by Exposure:PRE-EXISTING SKIN AND RESPIRATORY
    CONDITIONS.

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

Eyes: IMMEDIATELY FLUSH WITH WATER FOR AT LEAST 15 MINUTES.
    CALL MD. SKIN: WASH WITH SOAP AND PLENTY OF WATER. INGESTION: DO
    NOT INDUCE VOMITING. GIVE 1-2 GLASSES OF WATER. CALL MD
    IMMEDIATELY. NEVER	GIVE ANYTHING BY MOUTH TO AN UNCONSCIOUSPERSON.
    INHALATION: REMOVE TO FRESH AIR. GIVE ARTIFICIAL RESPIRATION IF
    NECESSARY. CALL MD.

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

Autoignition Temp:Autoignition Temp Text:N/D
Extinguishing Media:WATER, CARBON DIOXIDE OR DRY CHEMICAL.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA AND FULL PROTECTIVE
    EQUIPMENT .
Unusual Fire/Explosion Hazard:MAY EMIT TOXIC FUMES OF SULFUR OXIDES IN
    FIRE. SUSCEPTIBILITY TO SPONTANEOUS HEATING: NONE. SHOCK
    SENSITIVITY: NONE. OXIDIZER: NO. NFPA CODES: HEALTH - 3;
    FLAMMABILITY - 1; REACTIVITY - 0.

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

Spill Release Procedures:IN SMALL BATCHES, DILUTE WITH EXCESS WATER
    BEAKER. NEUTRALIZE TO A PH BETWEEN 6 AND 9 WITH SODA ASH. FLUSH TO
    DRAIN WITH EXCESS WATER.
Neutralizing Agent:SODA ASH.

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

Handling and Storage Precautions:STORE IN A COOL, DRY PLACE. AVOID
    CONTACT WITH EYES, SKIN AND CLOTHING. DO NOT BREATHE DUST.

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

Respiratory Protection:NIOSH APPROVED RESPIRATOR APPROPRIATE FOR
    EXPOSURE OF CONCERN .
Ventilation:ADEQUATE VENTILATION.
Protective Gloves:RUBBER GLOVES.
Eye Protection:ANSI APPROVED CHEMICAL WORKERS GOGGLES AND FULL LENGTH
    FACESHIELD .
Other Protective Equipment:EYE WASH AND DELUGE SHOWER MEETING ANSI
    DESIGN CRITERIA . LAB COAT.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
PHYSICAL DATA: SOLUBILITY: IN ACID: NOT DETERMINED; OTHER: NOT
    DETERMINED. METAL CORROSIVITY: ALUMINUM: NOT APPLICABLE; STEEL: NOT
    APPLICABLE.

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

Melt/Freeze Pt:>156.C, 312.8F
M.P/F.P Text:156-164C
Spec Gravity:2.06
pH:1.3 (5% SOLN)
Solubility in Water:SOLUBLE
Appearance and Odor:LIGHT GREEN POWDER, NO ODOR.

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

Stability Indicator/Materials to Avoid:YES
AVOID CONTACT WITH WATER.
Stability Condition to Avoid:AVOID EXTREME TEMPERATURES; CONTACT WITH
    MOISTURE.
Hazardous Decomposition Products:MAY EMIT TOXIC FUMES OF SULFUR OXIDES
    IN FIRE.

===================  Toxicological Information	===================

Toxicological Information:ACUTE/CHRONIC TOXICITY: NOT DETERMINED.

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

Waste Disposal Methods:DISPOSE OF I/A/W ALL FEDERAL, STATE AND LOCAL
    REGULATIONS.

===================  MSDS Transport Information  ===================

Transport Information:D.O.T. - PROPER SHIPPING NAME: NOT CURRENTLY
    REGULATED. HAZARD CLASS: N/A. ID: N/A. GROUP: N/A. I.C.A.O. -
    PROPER SHIPPING NAME: NOT CURRENTLY REGULATED. HAZARD CLASS: N/A.
    ID: N/A. GROUP: N/A. I.M.O.  - PROPER SHIPPING NAME: NOT
    CURRENTLYREGULATED. HAZARD CLASS: N/A. ID: N/A. GROUP: N/A.

=====================  Regulatory Information  =====================

SARA Title III Information:THE INGREDIENTS IN THIS PRODUCT ARE NOT
    LISTED.
State Regulatory Information:

=======================  Other Information  =======================

 ======================================================================
 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 ***