Material Safety Data Sheet


SECTION I - Material Identity
SECTION II - Manufacturer's Information
SECTION III - Physical/Chemical Characteristics
SECTION IV - Fire and Explosion Hazard Data
SECTION V - Reactivity Data
SECTION VI - Health Hazard Data
SECTION VII - Precautions for Safe Handling and Use
SECTION VIII - Control Measures
SECTION IX - Label Data
SECTION X - Transportation Data
SECTION XI - Site Specific/Reporting Information
SECTION XII - Ingredients/Identity Information



SECTION I - Material Identity
Item Name                               
Part Number/Trade Name                   BUFFER SOLUTION HARDNESS 1
National Stock Number                    6635P42432
CAGE Code                                91224
Part Number Indicator                    A
MSDS Number                              179164
HAZ Code                                 B


SECTION II - Manufacturer's Information
Manufacturer Name                        HACH CO 
P.O. Box                                 608
Street                                   5600 LINDBERGH DR
City                                     LOVELAND
State                                    CO
Country                                  US
Zip Code                                 80539
Emergency Phone                          303-623-5716
Information Phone                        800-227-4224

MSDS Preparer's Information
Date MSDS Prepared/Revised               03AUG95
Date of Technical Review                 29JUN94
Active Indicator                         N

Alternate Vendors
Vendor #1 Name                           ASCI CORP (703-847-0001)
Vendor #1 CAGE                           0N789
Vendor #5 CAGE                           BTQZB


SECTION III - Physical/Chemical Characteristics
Specification Number                     N/R
Specification Type/Grade/Class           N/R
Hazard Storage Compatibility Code        C4
NRC License Number                       NR
Net Propellant Weight (Ammo)             NR
Appearance/Odor                          CLEAR, LIGHT YELLOW, LIQUID, VINEGAR ODOR 
Boiling Point                            104.5C
Melting Point                            NR
Vapor Pressure                           NR
Vapor Density                            NR
Specific Gravity                         1.033
Decomposition Temperature                NR
Evaporation Rate                         .36
Solubility in Water                      MISCIBLE
Percent Volatiles by Volume              NR
Chemical pH                              10
Corrosion Rate                           NR
Container Pressure Code                  4
Temperature Code                         8
Product State Code                       U


SECTION IV - Fire and Explosion Hazard Data
Flash Point                              207
Flash Point Method                       UNK
Lower Explosion Limit                    N/K
Upper Explosion Limit                    N/K
Extinguishing Media                      WATER, DRY CHEMICAL, ALCOHOL FOAM OR CARBON DIOXIDE 
Special Fire Fighting Procedures         NONE SPECIFIED BY MANUFACTURER 
Unusual Fire/Explosion Hazards           MAY REACT WITH OXIDIZERS; MAY EMIT TOXIC FUMES IN FIRE 


SECTION V - Reactivity Data
Stability                                YES
Stability Conditions to Avoid            HEAT, FLAMES 
Materials to Avoid                       OXIDIZERS 
Hazardous Decomposition Products         MAY EMIT TOXIC FUMES OF CARBON MONOXIDE AND NITROGEN OXIDES IN FIRE 
Hazardous Polymerization                 NO
Polymerization Conditions to Avoid       NONE
LD50 - LD50 Mixture                      ORAL LD50 (RAT) IS UNKNOWN


SECTION VI - Health Hazard Data
Route of Entry: Skin                     YES
Route of Entry: Ingestion                YES
Route of Entry: Inhalation               NO
Health Hazards - Acute and Chronic       ACUTE: MODERATELY TOXIC. CHRONIC: NOT DETERMINED 
Carcinogenity: NTP                       NO
Carcinogenity: IARC                      NO
Carcinogenity: OSHA                      NO
Explanation of Carcinogenity             AN INGREDIENT OF THIS MIXTURE IS AN EXPERIMENTAL MUTAGEN 
Symptoms of Overexposure                 MAY CAUSE EYE BURNS, SKIN IRRITATION 
Medical Cond. Aggrevated by Exposure     PRE-EXISTING EYE, SKIN AND RESPIRATORY TRACT CONDITIONS 
Emergency/First Aid Procedures           EYE AND SKIN CONTACT-IMMEDIATELY FLUSH EYES WITH WATER FOR 15 MINUTES. CALL PHYSICIAN. FLUSH SKIN WITH PLENTY OF WATER. INGESTION-GIVE LARGE QUANTITIES OF WATER. CALL PHYSICIAN IMMEDIATELY. INHALATION-REMOVE TO FRESH AIR 


SECTION VII - Precautions for Safe Handling and Use
Steps if Material Released/Spilled       COVER THE SPILL WITH EXCESS SODA ASH OR SODIUM BICARBONATE. SCOOP SLURRY TO BEAKER. ADJUST PH TO BETWEEN 6 AND 9. FLUSH TO THE DRAIN WITH EXCESS WATER. WASH SITE WITH AN ALKALI SOLUTION 
Neutralizing Agent                       SODA ASH OR SODIUM BICARBONATE 
Waste Disposal Method                    DISPOSE OF IN ACCORDANCE WITH FEDERAL, STATE AND LOCAL REGULATIONS 
Handling and Storage Precautions         RE TIGHTLY CLOSED IN A COOL, DRY PLACE. AV
Other Precautions                        AVOID CONTACT WITH EYES, SKIN AND CLOTHING 


SECTION VIII - Control Measures
Respiratory Protection                   NONE SPECIFIED BY MANUFACTURER 
Ventilation                              ADEQUATE VENTILATION
Protective Gloves                        DISPOSABLE LATEX GLOVES
Eye Protection                           LAB GRADE GOGGLES
Other Protective Equipment               NONE SPECIFIED BY MANUFACTURER 
Work Hygenic Practices                   WASH THOROUGHLY AFTER HANDLING 
Supplemental Health/Safety Data          NOT REGULATED FOR TRANSPORTATION 
Disposal Code                            O


SECTION IX - Label Data
Protect Eye                              YES
Protect Skin                             YES
Protect Respiratory                      NO
Chronic Indicator                        NO
Contact Code                             SLIGHT
Fire Code                                UNKNOWN
Health Code                              UNKNOWN
React Code                               UNKNOWN
Specific Hazard and Precaution           ACUTE: MODERATELY TOXIC. CHRONIC: NOT DETERMINED. STORE TIGHTLY CLOSED IN A COOL, DRY PLACE. MAY REACT WITH OXIDIZERS; MAY EMIT TOXIC FUMES IN FIRE. IN CASE OF SPILL: COVER THE SPILL WITH EXCESS SODA ASH OR SODIUM BICARBONATE. SCOOP SLURRY TO BEAKER. ADJUST PH TO BETWEEN 6 AND 9. FLUSH TO THE DRAIN WITH EXCESS WATER. WASH SITE WITH AN ALKALI SOLUTION. FIRST AID: EYE AND SKIN CONTACT-IMMEDIATELY FLUSH EYES WITH WATER FOR 15 MINUTES. CALL PHYSICIAN. FLUSH SKIN WITH PLENTY OF WATER. INGESTION-GIVE LARGE QUANTITIES OF WATER. CALL PHYSICIAN IMMEDIATELY. INHALATION-REMOVE TO FRESH AIR 


SECTION X - Transportation Data
Container Quantity                       100
Unit of Measure                          ML


SECTION XI - Site Specific/Reporting Information
Volatile Organic Compounds (P/G)         0
Volatile Organic Compounds (G/L)         0


SECTION XII - Ingredients/Identity Information
Ingredient #                             01
Ingredient Name                          AMINO-METHYL PROPANOL
CAS Number                               124685
NIOSH Number                             1007298AP
Proprietary                              NO
Percent                                  <60
OSHA PEL                                 NOT ESTABLISHED
ACGIH TLV                                NOT ESTABLISHED
Recommended Limit                        NONE RECOMMENDED
Ingredient #                             02
Ingredient Name                          ACETIC ACID (SARA III)
CAS Number                               64197
NIOSH Number                             AF1225000
Proprietary                              NO
Percent                                  <10
OSHA PEL                                 10 PPM
ACGIH TLV                                10 PPM/15 STEL; 9394
Recommended Limit                        NONE RECOMMENDED
Ingredient #                             03
Ingredient Name                          OTHER COMPONENTS
CAS Number                               UNKNOWN
NIOSH Number                             1003292OC
Proprietary                              NO
Percent                                  <0.1
OSHA PEL                                 NOT ESTABLISHED
ACGIH TLV                                NOT ESTABLISHED
Recommended Limit                        NONE RECOMMENDED
Ingredient #                             04
Ingredient Name                          WATER
CAS Number                               7732185
NIOSH Number                             ZC0110000
Proprietary                              NO
Percent                                  TO 100
OSHA PEL                                 NOT ESTABLISHED
ACGIH TLV                                NOT ESTABLISHED
Recommended Limit                        NONE RECOMMENDED