sodium phosphate

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noun Chemistry.

Also called monobasic sodium phosphate. a white, crystalline, slightly hygroscopic, water-soluble powder, NaH2PO4, used chiefly in dyeing and in electroplating.

Also called dibasic sodium phosphate, disodium phosphate. a water-soluble compound that in its anhydrous form, Na2HPO4, occurring as a white, crystalline, hygroscopic powder, is used chiefly in the manufacture of ceramic glazes, enamels, baking powder, and cheeses, and that in its hydrated form, Na2HPO4⋅xH2O, occurring as clear colorless crystals, is used chiefly in the manufacture of dyes, fertilizers, detergents, and pharmaceuticals.

Also called tribasic sodium phosphate, trisodium phosphate, TSP. a colorless water-soluble compound, Na3PO4⋅12H2O, occurring as crystals: used chiefly in the manufacture of water-softening agents, detergents, paper, and textiles.

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Origin of sodium phosphate

First recorded in 1870–75

Words nearby sodium phosphate

sodium nitrite, sodium nitroprusside, sodium pentothal, sodium perborate, sodium peroxide, sodium phosphate, sodium polysulfide, sodium-potassium pump, sodium propionate, sodium pump, sodium pyroborate

How to use sodium phosphate in a sentence

For example, Kuwait recently put a limit the allowable amount of sodium in bread to lower blood pressure.
The Secret to Tracking Ebola, MERS, and Flu? Sewers|Wudan Yan|November 29, 2014|DAILY BEAST
For all intents and purposes, sodium thiopental is now unavailable in the United States.
Pennsylvania’s Lethal Injection Fiasco|Christopher Moraff|September 18, 2014|DAILY BEAST
Sports drinksSugar and sodium are good things when it comes to sports drinks!
10 Ways to Stay Hydrated (That Aren’t Water)|DailyBurn|July 25, 2014|DAILY BEAST
But for more rigorous sweat sessions, the low-sodium drink does come up short in replenishing the salt your body loses.
10 Ways to Stay Hydrated (That Aren’t Water)|DailyBurn|July 25, 2014|DAILY BEAST

Other measurements on nutrition labels—calories, fat, sodium—are passive: They simply state how much is in the food.
Guess Who Doesn’t Want You to Know How Much Added Sugar Is in Your Food|Tim Mak|July 19, 2014|DAILY BEAST
The metal is then removed, and washed successively with very dilute sodium hydroxid solution, alcohol, and ether.
A Manual of Clinical Diagnosis|James Campbell Todd
This fluid is then heated, adding crystals of sodium acetate until it becomes perfectly clear.
A Manual of Clinical Diagnosis|James Campbell Todd
Rarely, sodium urate occurs in crystalline form—slender prisms, arranged in fan- or sheaf-like structures (Fig. 32).
A Manual of Clinical Diagnosis|James Campbell Todd
The usual forms are: (a) Ammoniomagnesium phosphate crystals; (b) acid calcium phosphate crystals; and (c) amorphous phosphates.
A Manual of Clinical Diagnosis|James Campbell Todd
When rapidly deposited, as by artificial precipitation, triple phosphate often takes feathery, star- or leaf-like forms.
A Manual of Clinical Diagnosis|James Campbell Todd

British Dictionary definitions for sodium phosphate

sodium phosphate

noun

any sodium salt of any phosphoric acid, esp one of three salts of orthophosphoric acid having formulas NaH 2 PO 4 (monosodium dihydrogen orthophosphate), Na 2 HPO 4 (disodium monohydrogen orthophosphate), and Na 3 PO 4 (trisodium orthophosphate)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012