Chromate

Chromate or chromat, and their derived terms, may refer to:

Chemistry

 * Chromate and dichromate, ions
 * Monochromate, an ion
 * Trichromate, an ion
 * Tetrachromate, an ion
 * Chromate conversion coating, a method for passivating metals

Biology

 * Monochromacy (monochromate) having one color vision
 * Dichromatism (dichromate) having two color vision
 * Trichromacy (trichromate) having three color vision
 * Trichrome staining, a staining method
 * Tetrachromacy (tetrachromate) having four color vision

Other

 * Chromat, a fashion label
 * Monochromatic or monochrome, images composed of one color (or values of one color)