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:C1905 
Health:
Flammability
Reactivity
Hazard Rating:
LeastSlightModerateHighExtreme
01234
NA = Not Applicable NE = Not Established
Product Name:Iodine  Reagent, A.C.S., Crystal
Trade/Chemical Synonyms 
Formula:I’
RTECS:NN1575000 
C.A.SCAS# 7553-56-2
Section 2 Component Mixture
Sara 313ComponentCAS Number%DimExposure Limits:
Iodine  CAS# 7553-56-2 100% W/W OSHA PEL (C) 0.1 ppm (1 mg/mƒ 
Section 3 Hazard Identification (Also see section 11)
Keep away from heat and ignition sources. 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
Keep away from heat and ignition sources. 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: Remove contaminated clothing. Wash exposed area with soap and water. If symptoms persist, 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:Toxic vapor will be liberated on burning.
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.
Section 7 Handling and Storage
Store in a cool ,well ventilated area away from direct sunlight. Keep tightly closed. 
Section 8 Exposure Controls & Personal Protection
Respiratory Protection:NIOSH/MSHA-approved respirator
Ventilation: Mechanical: Hand Protection:Wear appropriate gloves to prevent skin exposure
Local Exhaust: Eye Protection:Safety goggles
Other Protective Equipment: Wear appropriate clothing to prevent skin exposure
Section 9 Physical and Chemical Properties
Melting Point:113.5°CSpecific Gravity4.93
Boiling Point:184°C Percent Volatile by Volume:0
Vapor Pressure:1 mm Hg @ 39°C Evaporation Rate:0
Vapor Density: 9 @ 25°C Evaporation Standard:
Solubility in Water: Soluble Auto ignition Temperature: Not applicable
Appearance and Odor: Dark purple to black solid w/ a penetrating color 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: Strong reducing agents, ammonia, and acetylene
Materials to Avoid:
Mild steel, or aluminum.
Hazardous Decomposition Products:
None known
Hazardous Polymerization:Will Not Occur
Condition to Avoid:None known
Section 11 Additional Information
Harmful if swallowed, or inhaled. Inhalation may be fatal due to irritaiton, edema, and spasm of the larynx and bronchi, chemical pneumonitis, and pulmonary edema. If comes in contact with eyes open eyelids and flulsh with water. If comes in contact with skin dilute sodium thiosulfate or bisulfate, then wash with water. If ingested drink milk, egg white, or vegetable oil. If inhaled remove to fresh air. Persons with pre-existing disorders may be more susceptible. 
DOT Classification: Not Regulated
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.