POTASSIUM CYANIDE -- Chemical Fact Sheet What is it? 1 Potassium Cyanide is a white granular solid with a bitter almond odor. It is similar in appearance to sugar. Potassium Cyanide has been used to extract metals from ore and as a rat poison. Where does it Potassium Cyanide is the product of reacting potassium with hydrogen cyanide. come from? What are the Rat Poison common uses for Metal Plating it? Semiconductor Manufacturing How is it Potassium Cyanide is shipped by truck transported in CCC? How is it stored Potassium Cyanide is stored in tightly closed containers. in CCC?

Health Hazards from Exposure Exposure Route Symptoms First Aid Inhalation Irritates nose, throat and lungs Remove to fresh air. Seek (low concentrations) Headache or Dizziness medical attention. DO NOT Nausea ATTEMPT CPR. Inhalation Burning sensation Remove to fresh air. Get (high concentrations & prolonged exposure) Unconsciousness medical attention Convulsions immediately. DO NOT Coma ATTEMPT CPR. Death Ingestion Digestive tract burn DO NOT INDUCE Abdominal pain VOMITING. Seek medical Vomiting attention. Large doses can cause death Eyes Severe eye irritant Rinse eyes with water for at Blurred Vision least 15 minutes. Seek Redness, swelling, eye burns medical attention. Skin Skin irritant Wash skin with water for 15 Burning/discomfort minutes. Remove Ulcers contaminated clothing and Skin burns shoes. Seek medical attention .

Contra Costa RMP/CalARP Companies that Use, Store or Manufacture this Chemical 2

Electroforming Company

Web Sites on the Internet US Environmental Protection www.epa.gov/swerceppo (800)535–0202 EPCRA Agency and Technology Hotline www.epa.gov/ttn/uatw/hapindex.html Transfer Network (919)541–0888 National Institute of www.cdc.gov/niosh Occupational Safety & Health http://atsdr1.atsdr.cdc.gov:8080/hazdat.html (800)477–1544 and the Agency for Toxic Substances and Disease Registry Occupational Safety and Health www.osha.gov (202)219–8151 or Administration www.osha-slc.gov/ChemSamp_data (202)219–7056 ChemFinder  http://Chemfinder.camsoft.com (800)315–7300 International Safety Cards http://siri.org/msds/mf/cards/list.html MSDS Sites www.chem.utah.edu/msds www.msdsonline.com

Poison Control Center www.calpoison.org (800) 876 - 4766

California Health Service www.dhs.ca.gov (916) 540 - 3014 Department Sacramento Contra Costa County www.cchealth.org/gourps/hazmat (925) 646 – 2286 Health Services – Hazardous Materials Department

This is a brief summary of information on this chemical. For more detailed information you can obtain a Material Safety Data Sheet from Contra Costa Health Services. You can also call any of the companies listed above for more information. 1This information was obtained from the websites listed above.

2The companies listed were obtained from Business Plans submitted to Contra Costa County Health Services Department.