A glass dish containing a white powdery substance on a plain surface.

Sodium Selenite

Feed, Glass, and Pharma Grade

Sodium Selenate

Feed, Agricultural, and Pharma Grade

collection of empty glass laboratory flasks and bottles on a black background.

Selenium Metal

Commercial Grade and High Purity

A field of blue solar panels under a clear blue sky.

Tellurium Metal

4N5, 5N

Tellurium Dioxide

2N5, 3N, 5N