chromic

Considerable quantities of chromic iron are found on the hills in this area, which embraces about six hundred acres.
Asbestos|Robert H. Jones
Chromic acid gives a deep greenish or bluish-black precipitate with aniline and its salts:—2.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley
For hardening the blastoderm I have employed, as usual, chromic acid, and also gold chloride.
The Works of Francis Maitland Balfour, Volume 1|Francis Maitland Balfour
It is hardly conceivable that chromic acid could cause a rupture of the membrane and the ejection of the contents of the vesicle.
The Works of Francis Maitland Balfour, Volume 1|Francis Maitland Balfour

These granules are more distinct in chromic acid specimens than in those hardened in osmic acid, but are to be seen in both.
The Works of Francis Maitland Balfour, Volume 1|Francis Maitland Balfour

British Dictionary definitions for chromic

chromic

/ (ˈkrəʊmɪk) /

adjective

of or containing chromium in the trivalent state

of or derived from chromic acid

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