dichromate

[ dahy-kroh-meyt ]

/ daɪˈkroʊ meɪt /

Chemistry. a salt of the hypothetical acid H2Cr2O7, as potassium dichromate, K2Cr2O7.

Also bichromate.

Origin of dichromate

First recorded in 1860–65; di-¹ + chromate

Other organic substances are also often used, instead of glucose, to reduce the dichromate.

Animal Proteins |Hugh Garner Bennett
Of the third type the most common is that in which the dichromate is reduced by sulphuric acid and sodium bisulphite.

Animal Proteins |Hugh Garner Bennett
Distilled with dichromate of potassium and sulphuric acid it is converted into benzoic acid.

Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I |Arnold Cooley
The dichromate is first dissolved, and the acid added gradually.

Animal Proteins |Hugh Garner Bennett

It is sometimes advisable to regulate the quantity of dichromate.

Photogravure |Henry R. Blaney

dichromate

/ (daɪˈkrəʊmeɪt) /

any salt or ester of dichromic acid. Dichromate salts contain the ion Cr 2 O 7 2– Also called: bichromate

dichromate

[ dī-krō′māt′, dī′krō- ]

A compound containing the divalent negative ion, Cr2O7, usually having a characteristic orange-red color. bichromate