Chromium

Azo dye intermediates/Substituted diazonium salts + coupling compounds

Vat dyes

Acid dyes

Azo dyes, metallized/Azo dye + metal acetate

Acid dyes, Azo (including metallized)

Organic pigments, miscellaneous lakes and toners

Copper

Disperse dyes

Acid dyes

Direct dyes

Vat dyes

Sulfur dyes

Disperse dye coupler/N-substitution of 2-Amino-4-acetamidoanisole

Azo dyes, metallized/Azo dye + metal acetate

Direct dyes, Azo

Disperse dyes, Azo and Vat

Organic pigment Green 7/Copper phthalocyanine

Organic pigments

Organic pigments/Phthalocyanine pigments

Organic pigments/Copper phthalocyanine (Blue Crude)

Organic pigments, miscellaneous lakes and toners

Lead

Organic pigments, Quinacridines

Organic pigments, Thioindigoids

Tetraethyl lead/Alkyl halide + sodium-lead alloy

Tetramethyl lead/Alkyl halide + sodium-lead alloy

Nickel

Azo dyes, metallized/Azo dye + metal acetate

Zinc

Organic pigments/Azo pigments by diazotization and coupling

[52 FR 42568, Nov. 5, 1987, as amended at 54 FR 27352, June 29, 1989; 57 FR 41844, Sept. 11, 1992]