IS POTASSIUM CYANIDE DEADLY THINGS TO KNOW BEFORE YOU BUY

Procured potassium cyanide powder from Cyanolab for our mining functions. The powder was particularly as described and arrived punctually. Remarkably recommend their assistance.”KCN is used as a photographic fixer from the wet plate collodion procedure.The KCN dissolves silver where it has not been made insoluble via the developer.Electroplati