China wholesale Magnesium Ingot Suppliers – 99.999% High Purity Selenium Granule 2-5mm – Fitech

Basic information:

1.Molecular formula: Se
2.Molecular weight: 78.96
3.Storage: Store in a cool, ventilated and dry warehouse. Protect from moisture and exposure.
4.Packing:This product should be used in six months,and please restore the remanins in vacuum package.

Descriptions:
● Selenium is a chemical element with symbol Se and atomic number 34 and found impurely in metal sulfide ores.
● Selenium has six naturally occurring isotopes. Black Selenium is a brittle, lustrous solid that is slightly soluble in CS2.
● Specializes in producing high purity selenium with the smallest particle average grain sizes.