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:C2308 
Health:
Flammability
Reactivity
Hazard Rating:
LeastSlightModerateHighExtreme
01234
NA = Not Applicable NE = Not Established
Product Name:Potassium Chromate  Laboratory Grade, Crystal
Trade/Chemical Synonyms 
Formula:KCrO
RTECS:GB2940000 
C.A.SCAS# 7789-00-6
Section 2 Component Mixture
Sara 313ComponentCAS Number%DimExposure Limits:
Potassium Chromate  CAS# 7789-00-6 100 W/W TLV/TWA 0.05 mg/m 
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 unconscious person.
Section 5 Fire Fighting Measures
Fire Extinguisher Type:Any means suitable for extinguishing surrounding fire
Fire/Explosion Hazards:None Known.
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.Flush spill area with water.
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:Rubber gloves
Local Exhaust: Eye Protection:Safety goggles
Other Protective Equipment: Wear appropriate clothing to prevent skin exposure
Section 9 Physical and Chemical Properties
Melting Point:975 CSpecific Gravity2.73
Boiling Point:Information not available Percent Volatile by Volume:0
Vapor Pressure:Information not available Evaporation Rate:Not applicable
Vapor Density: 6.7 Evaporation Standard:
Solubility in Water: Appreciable(>10%) Auto ignition Temperature: Not applicable
Appearance and Odor: Lemon yellow crystals Lower Flamm. Limit in Air: Not applicable
Flash Point: None Upper Flamm. Limit in Air: Not applicable
Section 10 Stability and Reactivity Information
Stability: StableConditions to Avoid: Incompatibilities
Materials to Avoid:
Combustible materials, strong reducing agents
Hazardous Decomposition Products:
Not known to occur
Hazardous Polymerization:Will Not Occur
Condition to Avoid:None known
Section 11 Additional Information
Effects of overexposure.Acute and chronic: Danger! Harmful if inhaled or swallowed. Toxic effects may not be immediately detected. May cause rash or ulcers on open skin or mucous membranes.Overexposure may create cancer hazard. Target organs: None. Persons with pre-existing disorders may be more susceptible. 
DOT Classification: Oxidizing Solid, n.o.s. (Potassium Chromate), UN1479, 5.1, 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.