High purity selenium(99.99%、99.999%)

Purity: 99.99%、99.999%

selenium powder: selenium

Packaging Detail: 25kg

Delivery Detail: 15 DAYS

 High purity selenium(99.99%、99.999%)

(1)Used for far-infrared glass,optical lenses

a. Impurity(no more than 100ppm)　

b. The content of hydrogen, oxygen and carbon in the raw material must not be higher than 10-3～10-5wt%; various impurities such as Advanced Micro Devices particles. must be lower than 5×10-5wt%.

c, Granularity: granule diameter 2mm.

d, Package: Polyethylene bottle, foil vacuum.

(2)Used for the electronic materials, compound materials ，solar photovoltaic cells

a, Impurity (no more than 10ppm):

b, Granularity: 325 eyes ～ 1,000 eyes

C, Package: Polyethylene bottle, foil vacuum.

(3)Used for toner cartridge material

a. lmpurity (no more than 10ppm):

b, Granularity: granule diameter 2mm; Powder: <200eyes

c, Package: Polyethylene bottle, foil vacuum.