Material Safety Data Sheet
Science Stuff, Inc.
1104 Newport Ave
Austin, TX 78753
Phone (512) 837-6020
Chemtrec 800-424-9300
24 Hour Emergency Assistance
Section 1 Identification
Product Number:C2963 
Health:
Flammability
Reactivity
Hazard Rating:
LeastSlightModerateHighExtreme
01234
NA = Not Applicable NE = Not Established
Product Name:Water Hardness Buffer Odorless 
Trade/Chemical Synonyms 
Formula:N/A
RTECS:None 
C.A.SSee Below
Section 2 Component Mixture
Sara 313ComponentCAS Number%DimExposure Limits:
Water, Deionized ASTM Type II CAS# 7732-18-5 Balance V/V None Established 
2-Aminoethanol Monoethanolamine CAS# 141-43-5 30% V/V 3 ppm (6 mg/mƒ) OSHA TWA 
EDTA, Magnesium  CAS# 15954-95-7 0.5% W/V None established 
Hydrochloric Acid  CAS# 7647-01-0 5.5% V/V OSHA PEL (C) 5 ppm, (C) 7 mg/mƒ 
Section 3 Hazard Identification (Also see section 11)
Causes severe irritation and burns. Harmful if swallowed. Avoid breathing vapor or dust. Use with adequate ventilation. Avoid contact with eyes, skin, and clothes. Wash thoroughly after handling. Keep container closed. 
Section 4 First Aid Measures
Causes severe irritation and burns. Harmful if swallowed. Avoid breathing vapor or dust. Use with adequate ventilation. Avoid contact with eyes, skin, and clothes. Wash thoroughly after handling. Keep container closed.

FIRST AID: CALL A PHYSICIAN. SKIN: In case of contact, immediately flush skin with water for at least 15 minutes while removing contaminated clothing and shoes. Thoroughly clean clothing and shoes before reuse.

EYES: Wash eyes with plenty of water for at least 15 minutes, lifting lids occasionally. Seek Medical Aid. INHALATION: Remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen

INGESTION: Give several glasses of milk or water. Vomiting may occur spontaneously, but DO NOT INDUCE! Never give anything by mouth to an unconscious person.
Section 5 Fire Fighting Measures
Fire Extinguisher Type:Any means suitable for extinguishing surrounding fire
Fire/Explosion Hazards:None
Fire Fighting Procedure:Use any means suitable for extinguishing surrounding fire. Use water spray cool fire exposed containers.
Section 6 Accidental Release Measures
Absorb spill with inert material, then place in a chemical waste container. Dispose of in a manner consistent with federal, local law.
Section 7 Handling and Storage
Wash thoroughly after handling. Remove contaminated clothes and wash before reuse. Use with adequate ventilation. 
Section 8 Exposure Controls & Personal Protection
Respiratory Protection:None required
Ventilation: Mechanical: Hand Protection:NIOSH Approved Gloves
Local Exhaust: Eye Protection:Safety Glasses w/Side Shields
Other Protective Equipment: Wear appropriate clothing to prevent skin exposure
Section 9 Physical and Chemical Properties
Melting Point:Information not availableSpecific GravityInformation not available
Boiling Point:Information not available Percent Volatile by Volume:Information not available
Vapor Pressure:Information not available Evaporation Rate:Information ot available
Vapor Density: Information not available Evaporation Standard:
Solubility in Water: Soluble Auto ignition Temperature: Not applicable
Appearance and Odor: Colorless to pale yellow/amine smell Lower Flamm. Limit in Air: Not applicable
Flash Point: Information not available Upper Flamm. Limit in Air: Not applicable
Section 10 Stability and Reactivity Information
Stability: StableConditions to Avoid: Avoid contact with incompatible materials.
Materials to Avoid:
Aluminum, Oxidizing agents
Hazardous Decomposition Products:
CO, CO2, nitrogen oxides, hydrogen, chlorine, HCl
Hazardous Polymerization:Will Not Occur
Condition to Avoid:None known
Section 11 Additional Information
Conditions aggravated/target organs: Corrosive! Harmful if inhaled, ingested or absorbed through skin. Persons with preexisting skin, eye and respiratory conditions will be more susceptible. Acute: Irritation or burns to skin, eyes, respiratory tract, digestive tract. Chronic: Dermatitis, eye damage. 
DOT Classification: Corrosive Liquid, n.o.s.,(Hydrochloric Acid), 8, UN1760,PG II
DOT regulations may change from time to time. Please consult the most recent version of the relevant regulations.
Revision No:0Date Entered: 9/1/2006 Approved by: WPF

The information contained herein is believed to be accurate and is offered in good faith for the user's consideration and investigation. No warranty is expressed or implied regarding the completeness or accuracy of this information, whether originating from Science Stuff, Inc. or from an alternate source. Users of this material should satisfy themselves by independent investigation of current scientific and medical information that this material may be safely handled.