313c indicates that Whilst not outlined by name and CAS number, this chemical is reportable below a number of of the EPCRA area 313 chemical types. POTASSIUM CYANIDE is often a basic salt and also a decreasing agent. Reacts with acids of all types to generate poisonous hydrogen cyanide gas. https://potassium-cyanide-poisoni26813.articlesblogger.com/52680619/the-2-minute-rule-for-potassium-cyanide-picture