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.


EPi manufactures B/Ox products used for antiquing/oxidizing of silver. One is used to blacken silver, while another produces gun metal blue, black, brown and slight purple on copper, brass, bronze, white metals, silver and tin lead alloys. By varying the concentration and length of immersion, a wide range of colors will be developed.

B/Ox 313

Room Temperature Oxidizing/Antiquing Solutions for Brass, Bronze, Copper, Silver and Nickel. Highlighted finishes do not exhibit any underlying red tones.

B/Ox 327

Room Temperature Oxidizing Solution for Copper, Brass, Bronze, White Metal, Silver and Tin/Lead Alloys. The colors produced are brown to purple, grey to black, and gun metal blue.