calcium oxalate

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calcium oxalate

[′kal·se·əm ′äk·sə‚lāt]
(inorganic chemistry)
CaC2O4·H2O A salt of oxalic acid in the form of white crystals that are insoluble in water.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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To separate Ca from the 6% saline sprinkling water containing NaCl, MgCl2, MgS[O.sub.4], CaS[O.sub.4], and KCl that have not permeated the membrane, the oxalic soda [(COONa)2] produced at the ethanol factory is poured in the sprinkling water so that oxalic calcium (CaC2O4) is precipitated and removed.
Wind power and seawater, save corn from ethanol production: marine resources recovery and offshore integrated plant for sodium fuel, fresh water, ethanol, vegetable, and fish production with wind energy and seawater

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