Copper sulfate, commonly referred to simply as copper sulfate, is the ionic chemical compound or white anhydrous salt formed by the copper cation and sulfate anion, characterized by the chemical formula CuSO₄. It is marketed in anhydrous form or in hydrated forms.

Iron chelates are available as a fine powder, typically light brown or beige in color, odorless, and highly water-soluble. 

Zinc chelates are available as a white crystalline or slightly granular powder, odorless, stable, and highly bioavailable. 

Ammonium Molybdate appears as a white crystalline powder, odorless, and slightly hygroscopic.