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

MSDS NAME:CAT 836,DIPHENYLCARBAZONE REAGENT POWDER PILLOWS
NIIN:01-024-0270
Status Code:A
MSDS Number: CLQRQ
=== Responsible Party ===
Company:HACH COMPANY
Box:389
City:LOVELAND
State:CO
ZIP:80539
Country:US
Info Phone Num:970-669-3050
Emergency Phone Num:24HR: 303 623-5716 / 515-232-2533
Resp. Party Other MSDS Num.:MSDS #M00015
CAGE:UO405
=== Contractor Identification ===
Company:HACH CO
Address:5600 LINDBERGH DR
Box:389
City:LOVELAND
State:CO
ZIP:80539
Country:US
Phone:970-669-3050/ 303-623-5716
CAGE:91224
Company:HACH COMPANY
Address:Box:389
City:LOVELAND
State:CO
ZIP:80539
Country:US
Phone:970-669-3050
CAGE:UO405

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

Name:OTHER COMPONENT
< Wt:1.

Name:POTASSIUM ACID PHTHALATE
CAS:877-24-7
Minumum % Wt:25.
Maxumum % Wt:35.

Name:PHTHALIC ACID
CAS:88-99-3
RTECS #:TH9625000
Minumum % Wt:65.
Maxumum % Wt:75.

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

LD50 LC50 Mixture:NOT ESTABLISHED.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE EFFECTS: CAUSES EYE IRRITATION
    MAY CAUSE SKIN AND RESPIRATORY TRACT IRRITATION. EYE CONTACT:
    CAUSES IRRITATION. SKIN CONTACT: MAY CAUSE IRRITATION. SKIN
    ABSORPTION: NONE REPORTED. TARGET ORGANS:  NONE REPORTED.
    INGESTION: MAY CAUSE: NAUSEA, VOMITING, PARESTHESIAS (TINGLING OR
    BURNING SENSATION) OF THE HANDS AND FEET. TARGET ORGANS: CENTRAL
    NERVOUS SYSTEM. INHALATION: MAY CAUSE: RESPIRATORY TR ACT
    IRRITATION, DRUNKENNESS, DROWSINESS. TARGET ORGANS: NONE REPORTED.
    CHRONIC EFFECTS: CHRONIC OVEREXPOSURE MAY CAUSE ADVERSE EFFECTS TO
    THE BLOOD.
Explanation of Carcinogenicity:THIS PRODUCT DOES NOT CONTAIN ANY OSHA,
    IARC, NTP LISTED CARCINOGENS/CHEMICALS.
Effects of Overexposure:CAUSES EYE IRRITATION MAY CAUSE SKIN AND
    RESPIRATORY TRACT IRRITATION. EYE CONTACT: CAUSES IRRITATION. SKIN
    CONTACT: MAY CAUSE IRRITATION.  INGESTION: MAY CAUSE: NAUSEA
    VOMITING, TINGLING OR BURNING S ENSATION OF THE HANDS AND FEET.
    INHALATION: MAY CAUSE: RESPIRATORY TRACT IRRITATION, DRUNKENNESS,
    DROWSINESS.
Medical Cond Aggravated by Exposure:PRE-EXISTING: EYE CONDITIONS, SKIN
    CONDITIONS, RESPIRATORY CONDITIONS.

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

First Aid:EYE CONTACT: IMMEDIATELY FLUSH EYES WITH WATER FOR 15
    MINUTES. CALL PHYSICIAN. SKIN CONTACT: WASH SKIN WITH SOAP AND
    PLENTY OF WATER. CALL PHYSICIAN IF IRRITATION DEVELOPS. INGESTION:
    GIVE LARGE QUANT ITIES OF WATER. CALL PHYSICIAN IMMEDIATELY.
    INHALATION: REMOVE TO FRESH AIR.

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

Extinguishing Media:USE MEDIA APPROPRIATE TO SURROUNDING FIRE
    CONDITIONS.
Fire Fighting Procedures:AS IN ANY FIRE, WEAR SELF-CONTAINED BREATHING
    APARATUS PRESSURE-DEMAND AND FULL PROTECTIVE GEAR.
Unusual Fire/Explosion Hazard:MAY REACT VIOLENTLY WITH: NITRIC ACID
    METAL NITRITES. HAZARDOUS COMBUSTION PRODUCTS: TOXIC FUMES OF
    CARBON MONOXIDE, CARBON DIOXIDE.

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

Spill Release Procedures:STOP SPILLED MATERIAL FROM BEING RELEASED TO
    THE ENVIRONMENT. SCOOP UP SPILLED MATERIAL INTO LARGE BEAKER &
    DISSOLVE WITH WATER. ADJUST PH BETWEEN 6 - 9 WITH AN ALKALI, SUCH
    AS SODA ASH OR SODIUM BICA RBONATE. FLUSH REACTED MATERIAL TO DRAIN
    WITH A LARGE EXCESS OF WATER. DECONTAMINATE AREA OF SPILL WITH SOAP
    SOLUTION. EVACUATE LOCAL AREA (15 FOOT RADIUS) WHEN A POUND OR MORE
    IS SPILLED.
Neutralizing Agent:ALKALIS SUCH AS SODA ASH OR SODIUM BICARBONATE.

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

Handling and Storage Precautions:PROTECT FROM: HEAT. KEEP AWAY FROM:
    OXIDIZERS. AVOID CONTACT WITH EYES, SKIN. DO NOT BREATHE DUST. WASH
    THOROUGHLY AFTER HANDLING. MAINTAIN GENERAL INDUSTRIAL HYGIENE
    PRACTICES WHEN USING THIS PRODUCT .
Other Precautions:EMPTY CONTAINERS: RINSE THREE TIMES WITH AN
    APPROPRIATE SOLVENT. DISPOSE OF EMPTY CONTAINER AS NORMAL TRASH.
    NOTICE: THESE DISPOSAL GUIDELINES ARE BASED ON FEDERAL REGULATIONS
    AND MAY BE SUPERSEDED BY  MORE STRINGENT STATE OR LOCAL
    REQUIREMENTS. PLEASE CONSULT YOUR LOCAL ENVIRONMENTAL REGULATORS
    FOR  MORE INFORMATION.

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

Respiratory Protection:DO NOT BREATHE DUST.
Ventilation:ADEQUATE VENTILATION.
Protective Gloves:DISPOSABLE LATEX GLOVES
Eye Protection:SAFETY GLASSES WITH TOP AND SIDE SHIELDS.
Other Protective Equipment:LAB COAT. HAVE AN EYE WASH STATION NEARBY.
Work Hygienic Practices:MAINTAIN GENERAL INDUSTRIAL HYGIENE PRACTICES
    WHEN USING THIS PRODUCT. WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
NOT PROVIDED.

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

HCC:C3
Melt/Freeze Pt:=167.2C, 333.F
Decomp Temp:Decomp Text:NOT PROVIDED
Spec Gravity:1.40
pH:5%SOLUTION= 3.1
Solubility in Water:WATER OR ACID: SOLUBLE
Appearance and Odor:LIGHT PINK TO YELLOW CRYSTALS, SOLID. ODOR: NONE

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

Stability Indicator/Materials to Avoid:YES
OXIDIZERS.
Stability Condition to Avoid:HEAT.
Hazardous Decomposition Products:HEATING TO DECOMPOSITION RELEASES
    TOXIC FUMES OF CARBON MONOXIDE AND CARBON DIOXIDE.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

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

Toxicological Information:LD50: NONE REPORTED. LC50: NONE REPORTED.
    DERMAL TOXICITY DATA: NONE REPORTED. SKIN AND EYE IRRITATION DATA:
    NONE REPORTED. MUTATION DATA: NONE REPORTED. REPRODUCTIVE EFFECTS
    DATA: NONE REPORTED. INGR EDIENT TOXICOLOGICAL DATA: PHTHALIC ACID
    ORAL RAT LD50=7900 MG/KG; POTASSIUM PHTHALATE ORAL RAT LDLO=3200
    MG/KG.

=====================  Ecological Information  =====================

Ecological:NO ECOLOGICAL DATA AVAILABLE FOR THIS PRODUCT. NO ECOLOGICAL
    DATA AVAILABLE FOR THE INGREDIENTS OF THIS PRODUCT.

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

Waste Disposal Methods:SPECIAL INSTRUCTIONS: DILUTE MATERIAL WITH
    EXCESS WATER MAKING A WEAKER THAN 5% SOLUTION. ADJUST TO A PH
    BETWEEN 6 - 9 WITH AN ALKALI, SUCH AS SODA ASH OR SODIUM
    BICARBONATE. OPEN COLD WATER TAP COMPL ETELY, SLOWLY POUR REACTED
    MATERIAL TO THE DRAIN. ALLOW COLD WATER TO RUN FOR 5 MINUTES TO
    COMPLETEL Y FLUSH SYSTEM. (SEE BELOW; "OTHER PRECAUTIONS").

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

Transport Information:NOT PROVIDED.

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

SARA Title III Information:SARA TITLE III SECTION 311/312
    CATEGORIZATION (40CFR370): IMMEDIATE (ACUTE) HEALTH HAZARD. SARA
    TITLE III SECTION 313 (40CFR372): THIS PRODUCT DOES NOT CONTAIN ANY
    CHEMICAL SUBJECT TO THE REPORTING RE QUIREMENT OF SECTION 313 OF
    TITLE III OF SARA.
Federal Regulatory Information:302 (EHS) TPQ (40CFR355): NOT
    APPLICABLE. 304 CERCLA RQ (40CFR302.4): NOT APPLICABLE. 304 EHS RQ
    (40CFR355): NOT APPLICABLE. CLEAN WATER ACT (40CFR116.4): NOT
    APPLICABLE. RCRA: CONTAINS NO RCRA REGULA TED SUBSTANCES. CPSC: NOT
    APPLICABLE.
State Regulatory Information:CALIFORNIA PROP. 65: NO PROP. 65 LISTED
    CHEMICALS ARE PRESENT IN THIS PRODUCT. IDENTIFICATION OF PROP. 65
    INGREDIENTS: NONE.

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