10133. Zinc Chromate(VI) Hydroxide

Nomenclature

CAS number: 13530-65-9
Zinc yellow; buttercup yellow; C.I. Pigment Yellow 36.

Description and references

A basic salt of somewhat variable composition. Approx Zn2CrO4(OH)2.

Derivative

Hydrate.

Properties

Yellow, odorless, fine powder. Slightly sol in water; sol in dil acids, including acetic acid.

Caution

Chromium hexavalent compounds are listed as known human carcinogens: Report on Carcinogens, Eleventh Edition (PB2005-104914, 2004) p III-63.

Use

As pigment in paints, varnishes, oil colors, linoleum, rubber, etc.