chromate

[ kroh-meyt ]

noun

1. a salt of chromic acid, as potassium chromate, K 2 CrO 4 .

chromate

/ ˈkrəʊˌmeɪt /

noun

1. any salt or ester of chromic acid. Simple chromate salts contain the divalent ion, CrO 4 ^2–, and are orange

chromate

/ krō′māt′ /

1. A chemical compound containing the group CrO 4 .

Word History and Origins

Origin of chromate¹

First recorded in 1810–20; chrom(ic acid) + -ate ²

Example Sentences

The lead-to-chromium ratio found in the factory is consistent with lead chromate, a compound that has been previously reported as a contaminant in certain spices, officials said.

From Seattle Times

Lead chromate is a chemical used in paints to, for instance, make school buses yellow, and it can enhance the radiance of turmeric roots, making them more attractive to buyers.

From Salon

He said that this does not mean there is no danger, noting that "if somebody were to drink water that was heavily contaminated with lead chromate, for example, they could have symptomatic consequential lead poisoning."

From Salon

A further cause of lead poisoning is the use of lead compounds, such as lead oxide and lead chromate, as a food additive to make spices appear more vivid in colour.

From The Guardian

That sludge was believed to be lead chromate, a suspected human carcinogen.

From Washington Times