Composition: Cr Fe Co Ni References: Can be used as a body stain. Maximum temperature 2300 F. May be used with our without Zinc. Mason Stains Home Page 6600 Black - 1/4 pound 6600-14$6.41 Black - 1/2 pound 6600-12$12.00 Black - 1 pound 6600-1$22.34 Black - 5 pounds 6600-5$103.45