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:C1276 
Health:
Flammability
Reactivity
Hazard Rating:
LeastSlightModerateHighExtreme
01234
NA = Not Applicable NE = Not Established
Product Name:Ascorbic Acid (Vitamin C) Laboratory Grade, Crystal
Trade/Chemical Synonyms 
Formula:C–H˜O–
RTECS:CI7650000 
C.A.SCAS# 50-81-7
Section 2 Component Mixture
Sara 313ComponentCAS Number%DimExposure Limits:
Ascorbic Acid (Vitamin C) CAS# 50-81-7 100% W/W None Established 
Section 3 Hazard Identification (Also see section 11)
Harmful if swallowed. May cause irritation. Avoid breathing vapors, or dusts. Use with adequate ventilation. Avoid contact with eyes, skin, and clothes. Wash thoroughly after handling. Keep container closed. 
Section 4 First Aid Measures
Harmful if swallowed. May cause irritation. Avoid breathing vapors, or dusts. 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: 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:Any means suitable for extinguishing surrounding fire
Fire/Explosion Hazards:Fire is possible at elevated temperature or by contact with an ignition source. Not considered to be an explosion hazard.
Fire Fighting Procedure:Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and clothing.
Section 6 Accidental Release Measures
Wear Protective equipment. Sweep up, place in a bag and hold for waste disposal.
Section 7 Handling and Storage
Store in a cool dry place. Do not get in eyes, on skin, on clothing. 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:Glasses
Other Protective Equipment: Wear appropriate clothing to prevent skin exposure
Section 9 Physical and Chemical Properties
Melting Point:192°CSpecific Gravity1.65
Boiling Point:information not available Percent Volatile by Volume:information not available
Vapor Pressure:N/E Evaporation Rate:N/A
Vapor Density: information not available Evaporation Standard:
Solubility in Water: Soluble Auto ignition Temperature: N/A
Appearance and Odor: Odorless white crystals Lower Flamm. Limit in Air: N/A
Flash Point: +210°f Upper Flamm. Limit in Air: N/A
Section 10 Stability and Reactivity Information
Stability: StableConditions to Avoid: None known
Materials to Avoid:
Strong oxidizers, alkalies, iron, copper, sodium nitrate
Hazardous Decomposition Products:
Acrid smoke and fumes
Hazardous Polymerization:Will Not Occur
Condition to Avoid:None known
Section 11 Additional Information
Conditions aggravated/target organs: Persons with preexisting skin, eye or respiratory disorders may be more susceptible. Acute: Slight irritation to skin, eyes, respiratory system. Large quantities may irritate stomach. Chronic: None known. 
DOT Classification: Not Regulated
DOT regulations may change from time to time. Please consult the most recent version of the relevant regulations.
Revision No: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.