There is a small fee for samples shipped in the continental U.S. This can range from $10-$75.
Products shipped outside the continental U.S. can be subject to certain restrictions. Freight charges may range from $75-$300.
Room Temperature Black Oxide
Room Temperature Blackening solution for plated zinc and cadmium, zinc-diecast and galvanized surfaces. Especially effective on mechanically plated zinc and cadmium surfaces.
Black Oxide Coating & Finishing for Zinc and Cadmium