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          Sodium (Potassium) Ethyl Xanthate

          CAS Number: 140-90-9
          Molecular Formula: C2H5OCSSNa
          Structural Formula:


          Description:
          A yellowish powder or pellet with a pungent odour, soluble in water. It can form insoluble compounds with metallic ions e.g.: cobalt, copper and nickel etc.

          Principal uses:
          As a collector, the selectivity of sodium ethyl xanthate is the most strong in xanthate line. It is widely used in the preferential flotation of fine flotability or complex sulfide minerals. It is also used in the flotation of copper, lead oxide ores in conjunction with vulcanizing agents. It is also used as precipitant in hydrometallurgical processes(eg. the refining of zinc electrolyte) and as sulfidation promoter of rubber.

          Specification:

          Item Drying Synthetic
          Pellet Powder
          Sodium ethyl xanthate %≥ 90.0 90.0 82.0
          Free alkali %≤ 0.2 0.2 0.5
          Moisture and volatile %≤ 4.0 4.0 ___
          D(mm) 3~6 ___ ___
          L(mm) 5~15 ___ ___
          Period of validity(month) 12 12 6
          Packing 110kg/steel drum, 800kg/plywood box,50kg/plastic woven bag 120kg/steel drum,50kg/plastic woven bag 130kg/steeldrum, 50kg/plastic woven bag

          Storage & transport: To be protected from damp, torrid sunlight and fire.

           

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