Properties: black powder: -100 mesh; -200 mesh; black particles: 2-6 mm

Chemical purity：

High purity selenium: Se-05 purity of 99.999% , silver, aluminum, bismuth, cadmium, copper, iron, indium, magnesium, nickel, lead, antimony, tellurium impurity content less than 10 ppm；

Ultra-pure selenium: Se-06 purity of 99.9999% , silver, aluminum, bismuth, cadmium, copper, iron, indium, magnesium, nickel, lead, antimony, tellurium impurity content less than 1 ppm；

Inspection: ICP-MS, SEM, laser particle size analyzer.

Uses: far infrared glass, copper indium gallium selenium, glass colorant, Lead acid battery, selenium dioxide, etc. .

Technology docking: anode slime-enrichment-electrolysis-distillation-heavy distillation.

Powder technology: airflow crushing-vibrating sample screening;

Capacity: 500 kg/month

Services: provide practical protective measures and MSDS, provide application materials solutions;

Packaging: polyester film packaging, plastic film vacuum packaging or polyethylene bottle vacuum packaging.