313c indicates that although not detailed by name and CAS number, this chemical is reportable below one or more on the EPCRA segment 313 chemical groups. Not getting what you're looking for?Conserve potassium cyanide powder to get e-mail alerts and updates on your eBay Feed. Potassium cyanide is greatly used https://nybookmark.com/story19563190/the-best-side-of-gold-potassium-cyanide-manufacturers-in-india