from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A compound containing the divalent negative ion, Cr2O7, usually having a characteristic orange-red color. Also called bichromate.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. any salt of dichromic acid; in solution the orange dichromate anion (Cr2O72-) is in equilibrium with the yellow chromate anion (CrO42-), the relative amount of each ion depending on the pH; they are both very powerful oxidizing agents
from the GNU version of the Collaborative International Dictionary of English
- n. A salt of chromic acid containing two equivalents of the acid radical to one of the base; -- called also bichromate.
from The Century Dictionary and Cyclopedia
- n. Same as bichromate.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a salt of the hypothetical dichromic acid
Sorry, no etymologies found.
She went online and ordered potassium dichromate, a corrosive chemical than can destroy human tissue.
I do remember, however, sneaking into the chemistry supply area in high school to get ammonium dichromate to make flaming "volcanoes," so maybe I do qualify.
The hearings revealed that troops from Indiana, Oregon, South Carolina, and West Virginia were exposed to sodium dichromate, a known and highly potent carcinogen at the Qarmat Ali water treatment facility in Iraq.
It also confirms that the Army's assessment of the health risks associated with exposure to sodium dichromate for soldiers at Qarmat Ali are not very reliable.
Pyrotechnics were naturally of great interest: I made and ignited gunpowder, ammonium dichromate volcanoes, and even a spectacular thermite reaction with powdered aluminum and chromium oxide.
Surveillance cameras captured Ms. Bond stealing an envelope from Ms. Haynes's mailbox and stuffing potassium dichromate in her car's muffler.
The new owners from the rich coastal province of Zhejiang have invested in new equipment and are trying to shift production towards cleaner, high-end nutritional supplements and feed additives, but their website still lists sodium dichromate?
I have just received a letter from the inspector general at the Pentagon, who is looking into one of the issues of the last hearings -- the issue of soldiers and contractors who were exposed to sodium dichromate, a chemical that was the subject of the movie ` ` Erin Brockovich, '' soldiers who were exposed and not told they were exposed to that deadly carcinogen and some of whom have already died.
I started by talking about the issue of sodium dichromate.
Virtually all chromium ore is processed via hexavalent chromium, specifically the salt sodium dichromate..