potassium oxalate


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potassium oxalate

[pə′tas·ē·əm ′äk·sə‚lāt]
(organic chemistry)
K2C2O4·H2O Odorless, efflorescent, water-soluble, colorless crystals; decomposes when heated; used in analytical chemistry and photography and as a bleach and oxalic acid source.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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The amount of Ca mobilised by potassium citrate and citric acid was approximately 10-fold greater than that extracted with potassium oxalate and oxalic acid.
In the case of oxalate, the oxalic acid released significantly greater quantities of Ca than the potassium oxalate. Indeed, the potassium oxalate actually decreased the amount of Ca in solution relative to that observed in the distilled water extractions.
Organic acid mediated nutrient extraction efficiency in three calcareous soils
Blood was drawn in tubes with 1.8 g/L [K.sub.3]EDTA (Vacutainer Tube; Becton Dickinson), in tubes with 2.5 g/L sodium fluoride and 2 g/L potassium oxalate as anticoagulant (Vacutainer Tube), in tubes with 0.5 mol/L acidic citrate (Biopool Stabilyte[TM]), and in tubes with a mixture of the sodium fluoride, potassium oxalate, and acidic citrate.
Acidic citrate stabilizes blood samples for assay of total homocysteine

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