sodium dichromate

noun Chemistry.
a red or orange crystalline, water-soluble solid, Na 2 Cr 2 O 7 ⋅2H 2 O, used as an oxidizing agent in the manufacture of dyes and inks, as a corrosion inhibitor, a mordant, a laboratory reagent, in the tanning of leather, and in electroplating.
Also, sodium bichromate.


Origin:
1900–05

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sodium dichromate
 
n
Also called (not in technical usage): sodium bichromate a soluble crystalline solid compound, usually obtained as red or orange crystals and used as an oxidizing agent, corrosion inhibitor, and mordant. Formula Na2Cr2O7

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Example sentences
Sodium dichromate is a hexavalent chromium compound.
The chromate solution was mixed from dry sodium dichromate at the reactor areas or brought in as a concentrated liquid solution.
Leaks and spills of concentrated sodium dichromate stock solutions likely occurred where it was stored and handled.
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