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:C2175 
Health:
Flammability
Reactivity
Hazard Rating:
LeastSlightModerateHighExtreme
01234
NA = Not Applicable NE = Not Established
Product Name:Nitric Acid 50% v/v (1 + 1) Solution 
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 
Nitric Acid  CAS# 7697-37-2 50% V/V OSHA TWA 2 ppm (5mg/mƒ), STEL 4 ppm (10mg/mƒ) 
Section 3 Hazard Identification (Also see section 11)
Causes severe irritation and burns. May Be 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. May Be 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: SKIN: Wash exposed area with soap and water. If irritation persists, seek medical attention.

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:Strong oxidizer. Contact with combustible materials may cause a fire.
Fire Fighting Procedure:Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and clothing.
Section 6 Accidental Release Measures
Absorb spill with inert material, then place in a chemical waste container. Neutralize with a weak base.
Section 7 Handling and Storage
Store in a cool dry place. Do not get in eyes, on skin, on clothing. 
Section 8 Exposure Controls & Personal Protection
Respiratory Protection:None required
Ventilation: Mechanical: Hand Protection:Solvent resistant gloves as neoprene or nitrile
Local Exhaust: Eye Protection:Goggles and Face Shield
Other Protective Equipment: Wear protective clothing to prevent skin exposure
Section 9 Physical and Chemical Properties
Melting Point:Information not availableSpecific Gravity~1.2
Boiling Point:Information not available Percent Volatile by Volume:>95
Vapor Pressure:Information not available Evaporation Rate:Information not available
Vapor Density: Information not available Evaporation Standard:
Solubility in Water: Soluble Auto ignition Temperature: Not applicable
Appearance and Odor: Clear, colorless, odorless liquid Lower Flamm. Limit in Air: Not applicable
Flash Point: Not flammable Upper Flamm. Limit in Air: Not applicable
Section 10 Stability and Reactivity Information
Stability: StableConditions to Avoid: High temperatures, Light
Materials to Avoid:
Oxidizing materials, metals, strong bases
Hazardous Decomposition Products:
Nitrogen Oxides
Hazardous Polymerization:Will Not Occur
Condition to Avoid:None known
Section 11 Additional Information
Conditions aggravated/target organs: Corrosive! Oxidizer! Poison! Exposure may be fatal. Acute: Severe burns to skin, eyes, respiratory tract, GI tract; deep tissue burns and ulceration; blindness. Chronic: Dermatitis; eye damage or blindness. Target organs: Mucous membranes, respiratory system, eyes, skin; systemic poison. 
DOT Classification: Nitric Acid Solution, 8, UN2031, PG II
DOT regulations may change from time to time. Please consult the most recent version of the relevant regulations.
Revision No:0.1Date 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.