HACH COMPANY -- 42453, BUFFER SOLUTION HARDNESS 1 PH 10.1 +/- 0.1 -- 6810-00-798-9709 
=====================  Product Identification  =====================

Product ID:42453, BUFFER SOLUTION HARDNESS 1 PH 10.1 +/- 0.1
MSDS Date:05/03/2000
FSC:6810
NIIN:00-798-9709
Status Code:A
=== Responsible Party ===
Company Name:HACH COMPANY
Box:389
City:LOVELAND
State:CO
ZIP:80539
Country:US
Info Phone Num:970-669-3050
Emergency Phone Num:303-623-5716
Resp. Party Other MSDS Num.:MSDS NUMBER: M00305
CAGE:UO405
=== Contractor Identification ===
Company Name:HACH COMPANY
Box:389
City:LOVELAND
State:CO
ZIP:80539
Country:US
Phone:970-669-3050
CAGE:UO405

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

Ingred Name:ACETIC ACID
CAS:64-19-7
RTECS #:AF1225000
Minumum % Wt:1.
Maxumum % Wt:10.
OSHA PEL:10 PPM
ACGIH TLV:10 PPM
ACGIH STEL:15 PPM
EPA Rpt Qty:5000 LBS
DOT Rpt Qty:5000 LBS

Ingred Name:DEMINERALIZED  WATER
CAS:7732-18-5
RTECS #:ZC0110000
Minumum % Wt:35.
Maxumum % Wt:45.

Ingred Name:OTHER COMPONENTS
< Wt:1.

Ingred Name:AMINOMETHYLPROPANOL
CAS:124-68-5
RTECS #:UA5950000
Minumum % Wt:50.
Maxumum % Wt:60.

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

LD50 LC50 Mixture:C/CE..PLS FILL OUT THIS SECTION
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:EYE: CAUSES EYE BURNS. SKIN CONTACT:
    CAUSES MILD IRRITATION. SKIN ABSORPTION: WILL BE ABSORBED THROUGH
    THE SKIN. INGESTION: MAY CAUSE: ABDOMINAL PAIN. INHALATION: MAY
    CAUSE: RESPIRATORY TRACT IRRITATI ON. CHRONIC EFFECTS: NONE
    REPORTED.
Explanation of Carcinogenicity:THIS PRODUCT DOES NOT CONTAIN ANY OSHA
    LISTED CARCINOGENS.THIS PRODUCT DOES NOT CONTAIN ANY IARC LISTED
    CHEMICALS. THIS PRODUCT DOES NOT CONTAIN ANY NTP LISTED CHEMICALS. 
    ADDITIONAL CANCER/REPRODUCTI VE TOXICITY INFORMATION: CONTAINS: AN
    EXPERIMENTAL MUTAGEN.
Medical Cond Aggravated by Exposure:PRE-EXISTING: EYE CONDITIONS, SKIN
    CONDITIONS, RESPIRATORY CONDITIONS.

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

First Aid:EYE: IMMEDIATELY FLUSH EYES WITH WATER FOR 15 MINUTES. CALL
    PHYSICIAN. SKIN CONTACT (FIRST AID): WASH SKIN WITH PLENTY OF
    WATER. CALL PHYSICIAN IF IRRITATION DEVELOPS. INGESTION (FIRST
    AID): GIVE LARG E QUANTITIES OF WATER. CALL PHYSICIAN IMMEDIATELY.
    INHALATION: REMOVE TO FRESH AIR.

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

Flash Point Method:CC
Flash Point:>97.2C, 207.F
Autoignition Temp:Autoignition Temp Text:NOT DE
Lower Limits:NOT DETERMIN
Upper Limits:NOT DETERMIN
Extinguishing Media:WATER, DRY CHEMICAL, CARBON DIOXIDE, ALCOHOL FOAM.
Fire Fighting Procedures:AS IN ANY FIRE, WEAR SELF CONTAINED BREATHING
    APPARATUS PRESSURE-DEMAND AND FULL PROTECTIVE GEAR
Unusual Fire/Explosion Hazard:MAY REACT VOILENTLY WITH: STRONG
    OXIDIZERS.	CAN BURN IN FIRE, RELEASING TOXIC VAPORS.

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

Spill Release Procedures:ONLY PERSONS PROPERLY QUALIFIED TO RESPOND TO
    AN EMERGENCY INVOLVING HAZARDOUS SUBSTANCES MAY RESPOND TO A SPILL
    ACCORDING TO FEDERAL REGULATIONS (OSHA 29 CFR 1910.120(A)(V) & PER
    YOUR COMPANY'S EMERG ENCY RESPONSE PLAN & GUIDELINES/PROCEDURES.
    ABSORB SPILLED LIQUID WITH NON-REACTIVE SORBENT MATERIAL. DIKE
    LARGE SPILLS TO KEEP SPILLED MATERIAL FROM ENTERING SEWAGE/DRAINAGE
    SYSTEMS/BODIES OF WATER.
Neutralizing Agent:SULFURIC OR CITRIC ACID.

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

Handling and Storage Precautions:HANDLING: AVOID CONTACT WITH EYES,
    SKIN, CLOTHING. DO NOT BREATHE MIST OR VAPORS. WASH THOROUGHLY
    AFTER HANDLING. MAINTAIN GENERAL INDUSTRIAL HYGIENE PRACTICES WHEN
    USING THIS PRODUCT. STORAGE: STORE	AWAY FROM: OXIDIZERS. PROTECT
    FROM: HEAT. FLAMMABILITY CLASS: IIIB
Other Precautions:CLEAN UP TECHNIQUE-COVER SPILLED MATERIAL WITH A DRY
    ACID, SUCH AS CITRIC OR BORIC. SCOOP UP SLURRY INTO A LARGE BEAKER.
    DILUTE WITH WATER. ADJUST TO A PH BETWEEN 6-9 WITH AN ACID, SUCH AS
    SULFURIC OR  CITRIC. FLUSH REACTED MATERIAL TO THE DRAIN WITH
    WATER. DECONTAMINATE THE AREA WITH WEAK ACID SOLUT ION.

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

Ventilation:ADEQUATE VENTILATION.
Protective Gloves:DISPOSABLE LATEX GLOVES.
Eye Protection:CHEMICAL SPLASH GOGGLES.
Other Protective Equipment:HAVE EYEWASH STATION NEARBY. LAB COAT.
Work Hygienic Practices:MAINTAIN GENERAL INDUSTRIAL HYGIENE PRACTICES
    WHEN USING THIS PRODUCT. AVOID CONTACT WITH: EYES, SKIN, CLOTHING.
    DO NOT BREATHE: MIST/VAPOR. WASH THOROUGHLY AFTER HANDLING. KEEP
    AWAY FROM: OXIDIZERS.
Supplemental Safety and Health
EMPTY CONTAINERS: RINSE THREE TIMES WITH AN APPROPRIATE SOLVENT.
    DISPOSE OF EMPTY CONTAINER AS NORMAL TRASH. NOTICE(DISPOSAL)-THESE
    DISPOSAL GUIDELINES ARE BASED ON FEDRAL REGULATIONS & MAY BE
    SUPERCE DED BY MORE STRINGENT STATE OR LOCAL REQUIREMENTS. PLEASE
    CONSULT YOUR LOCAL ENVIRONMENTAL REGULATORS FOR MORE INFO.

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

HCC:B3
Boiling Pt:=104.4C, 220.F
Melt/Freeze Pt:M.P/F.P Text:NOT DETERMINED
Vapor Pres:NOT DETERMINED
Vapor Density:NOT DETERM
Spec Gravity:1.033 (WATER=1)
pH:10.0(2% SOL)
Evaporation Rate & Reference:0.36 (WATER=1)
Solubility in Water:SOLUBLE
Appearance and Odor:CLEAR, YELLOW LIQUID, VINEGAR ODOR
Corrosion Rate:STEEL:0.002 IN/YR

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

Stability Indicator/Materials to Avoid:YES
MAY REACT VOILENTLY IN CONTACT WITH: OXIDIZERS
Stability Condition to Avoid:STABLE WHEN STORED UNDER PROPER
    CONDITIONS. AVOID: EXTREME TEMPERATURES.
Hazardous Decomposition Products:TOXIC FUMES OF: NITROGEN OXIDES,
    CARBON DIOXIDE, CORBON MONOXIDE
Conditions to Avoid Polymerization:WILL NOT OCCUR

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

Toxicological Information:PRODUCT TOXICITY DATA: NONE REPORTED. SKIN &
    EYE IRRITATION DATA: AMINOMETHYLPROPANOL: SKIN AT 1 HOUR EXCPOSURE;
    ERTHEMA SCORE OF 1 @ 1HOUR, EDEMA SCORE OF 0.67 @1HOUR-MILD; SKIN
    AT 4 HOURS EXPOSURE:  ERTHEMA SCORE OF 1.33 @1 HOUR, EDEMA SCORE OF
    1.67@ 1 HOUR-MILD. MUTATION DATA: ACETIC ACID: HUMAN SISTER
    CHROMATID EXCHANGE IN LYMPHOCYTES AT 5 MMOL/L. REPRODUCTIVE EFFECTS
    DATA: NONE REPORTED. INGRE DIENTS TOXICOLOGICAL DATA:
    AMINOMETHYLPROPANOL: ORAL RAT LD50=2900 MG/KG; ACETIC ACID: ORAL
    RAT LD50=3310 MG/KG.

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

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

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

Waste Disposal Methods:DILUTE TO 3 TO 5 TIMES THE VOLUME WITH COLD
    WATER. ADJUST TO A PH BETWEEN 6 AND 9 WITH AN ACID, SUCH AS
    SULFURIC OR CITRIC. OPEN COLD WATER TAP COMPLETELY, SLOWLY POUR THE
    REACTED MATERIAL TO THE DRAI N. ALLOW COLD WATER TO RUN FOR 5
    MINUTES TO COMPLETELY FLUSH THE SYSTEM.

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

Transport Information:D.O.T: NOT CURRENTLY REGULATED. I.C.A.O.: NOT
    CURRENTLY REGULATED. I.M.O.: NOT CURRENTLY REGULATED.

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

SARA Title III Information:SARA TITLE III SECTION 311/312
    CATEGORIZATION (40 CFR 370): IMMEDIATE (ACUTE) HEALTH HAZARD. SARA
    TITLE III SECTION 313 (40 CFR 372): THIS PRODUCT DOES NOT CONTAIN
    ANY CHEMICAL SUBJECT TO THE REPORTIN G REQUIREMENTS OF SECTION 313
    OF TITLE III OF SARA.
Federal Regulatory Information:O.S.H.A.: THIS PRODUCT MEETS THE
    CRITERIA FOR A HAZARDOUS SUBSTANCE AS DEFINED IN THE HAZARD
    COMMUNICATION STANDARD (29 CFR 1910.1200). 302 (EHS) TPQ (40 CFR
    355): NOT APPLICABLE. 304 CERCLA RQ (40 CF R 302.4): ACETIC ACID
    5000 LBS. 304 EHS (40 CFR 355): NOT APPLICABLE. CLEAN WATER ACT (40
    CFR 116.4): ACETIC ACID-RQ 5000 LBS. RCRA: CONTAINS NO RCRA
    REGULATED SUBSTANCES. C.P.S.C.: NOT APPLICABLE. U. S. INVENTORY
    STATUS: ALL INGREDIENTS IN THIS PRODUCT RE LISTED ON THE TSCA 8(B)
    INVENTORY (40 CFR 71 0)> TSCA CAS NUMBER: NOT APPLICABLE. TRADE
    SECRET REGISTRY: NOT APPLICABLE.
State Regulatory Information:CALIFORNIA PROP. 65: NO 65 LISTED
    CHEMICALS ARE PRESENT IN THIS PRODUCT. IDENTIFICATION OF PROP. 65
    INGREDIENT(S): NOT APPLICABLE.

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

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