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:C2193 
Health:
Flammability
Reactivity
Hazard Rating:
LeastSlightModerateHighExtreme
01234
NA = Not Applicable NE = Not Established
Product Name:Oxalic Acid  Reagent A.C.S., Crystal
Trade/Chemical Synonyms 
Formula:HOCOCOOH½2H’O
RTECS:RO2450000 
C.A.SCAS# 6153-56-6
Section 2 Component Mixture
Sara 313ComponentCAS Number%DimExposure Limits:
Oxalic Acid  CAS# 6153-56-6 100% W/W ACGIH TLV: 1 mg/mƒ (as anhydrous acid) 
Section 3 Hazard Identification (Also see section 11)
May be fatal if inhaled, swallowed or absorbed thru the skin Avoid all contact. Use with adequate ventilation. Wash thoroughly after use. Keep container closed. 
Section 4 First Aid Measures
May be fatal if inhaled, swallowed or absorbed thru the skin Avoid all contact. Use with adequate ventilation. Wash thoroughly after use. 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: If swallowed, induce vomiting immediately after giving two glasses of water. Never give anything by mouth to an unconcious person.
Section 5 Fire Fighting Measures
Fire Extinguisher Type:Water spray, dry chemical, carbon dioxide, alcohol foam
Fire/Explosion Hazards:Reacts at extreme temperatures with violent decomposition.
Fire Fighting Procedure:Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and clothing.
Section 6 Accidental Release Measures
Sweep up and place in suitable (fiberboard) containers for reclamation or later disposal. Wear protective equipment. Keep solutions out of sewer.
Section 7 Handling and Storage
Store in a cool, dry, well-ventilated place away from incompatible materials. Wash thoroughly after handling. 
Section 8 Exposure Controls & Personal Protection
Respiratory Protection:NIOSH/MSHA-approved respirator
Ventilation: Mechanical: Hand Protection:NIOSH Approved Gloves
Local Exhaust: Eye Protection:Splash Goggles
Other Protective Equipment: Wear appropriate clothing to prevent skin exposure
Section 9 Physical and Chemical Properties
Melting Point:101.5° CSpecific Gravity1.653
Boiling Point:N/A Percent Volatile by Volume:N/A
Vapor Pressure:N/A Evaporation Rate:N/A
Vapor Density: N/A Evaporation Standard:
Solubility in Water: 11.7% Auto ignition Temperature: Not applicable
Appearance and Odor: Colorless crystals, odorless Lower Flamm. Limit in Air: Not applicable
Flash Point: N/A Upper Flamm. Limit in Air: Not applicable
Section 10 Stability and Reactivity Information
Stability: StableConditions to Avoid: Avoid contact with incompatible materials. High temperatures
Materials to Avoid:
Alkalies, silver, chlorites, hypochlorites water reactive material and oxidizers
Hazardous Decomposition Products:
Formic acid, carbon monoxide, carbon dioxide
Hazardous Polymerization:Will Not Occur
Condition to Avoid:None known
Section 11 Additional Information
DANGER!!! This material is very corrisive to the human body. Inhalation of dust or mist may cause irritation or burns to upper respiratory system, nose, mouth or throat. Ingestion may cause irritation or burns to mouth throat or stomach. Contact with skin or eyes may cause irritation or burns. Conditions aggravated/target organs: Persons with pre-existing eye, skin or respiratory conditions may be more susceptible. 
DOT Classification: Corrosive Solid, n.o.s. (Oxalic Acid), 8, UN1759, PG III
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.