Potassium cyanide

We are offering our customers a huge range of potassium cyanides with following details : molecular formula : kcn melting point : 634 boiling point : 1625 purity : 98%min potassium hydroxide : 0.5% potassium carbonate : 0.3% potassium formate : 0.38% chloride : 0.03% water insoluble matter : 0.05% appearance : white application : it used for gold mining industry to extract gold bearing ore.