chromic acid


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chromic acid

 [kro´mik]
1. a dibasic acid, H2CrO4; its salts are called chromates.
2. chromium trioxide.

chro·mic ac·id

(krō'mik as'id),
A strong oxidizing agent formed by dissolving chromium trioxide (CrO3) in water. Has been used in solution as a topical antiseptic.
References in periodicals archive ?
We now report our observations on the synthesis of pyrano- and furoquinolines by a one-pot three-component coupling of anilines (1), benzaldehydes (2), and 3,4-dihydro-2H-pyran or 2,3-dihydrofuran (3a,b) catalyzed by nano silica chromic acid (nano-SCA) at room temperature (Scheme 1).
Tafel plots for two electrodes were similar in H2SO4 but in chromic acid plots were not clearly defined.
Polymer substrates were first treated with chromic acid. Figure 3a showed the water contact angles of PC substrates after chromic acid treatment for various time periods.
The primary objective of the current research has been to investigate the effect of thermal aging on the interphase region of FM-5 bonded to chromic acid anodized titanium substrates.
A very mild solution of either chromic acid or gentian violet can be applied to the infected areas.
Although this article focuses on Cr VI, a similar process has been undertaken for Chromium Trioxide (CAS 1333-82-1) used in many surface treatments including, for aerospace applications, chromic acid anodising.
Waste generated included ferric chloride, mineral spirits, chromic acid rinse water and sludge, chromic acid, sulfuric acid, trichloroethylene and tetrachloroethylene.
Reaction of chromic acid with lignin model compounds such as guaiacol and catechol indicates that chromic acid photostabilizes wood by reacting with lignin to create photostable lignin complexes enabling energy transfer or energy emittance from wooden surfaces.
Emergency services were alerted just after 7.30amto reports of a chromic acid leak from a pipe in the airplane parts factory.
The Eaglescliffe site, which now employs around 118, ended production of chromic acid and chrome sulphate and concentrates on chrome oxide and sodium dichromate.