Selenium powder, −100 mesh, ≥99.5%

Selenium is a chemical element with symbol Se and atomic number 34.

S 3942 (OTTO) Selenium powder, −100 mesh, ≥99.5% Cas 7782-49-2 - used in the synthesis of CdSe, which is consequetively used to modulate the photoresponse of quantum dot solar cells by varying the size and shape of semiconductor nanostructures.