sodium bicarbonate
碳酸氢钠,重碳酸钠,碳酸钠,碳酸氢盐
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Definitions
- 1
Chemistry, Pharmacology.
- : a white, crystalline, water-soluble solid, in powder or granules, NaHCO3, usually prepared by the reaction of soda ash with carbon dioxide or obtained from the intermediate product of the Solvay process by purification: used chiefly in the manufacture of sodium salts, baking powder, and beverages, as a laboratory reagent, as a fire extinguisher, and in medicine as an antacid.
Synonyms & Antonyms
Examples
For instance, sodium bicarbonate is baking soda, which cuts through grease.
Baking powder — a mixture of sodium bicarbonate and acid that, when wet, emits carbon dioxide gas — made light cake easy and common.
Alkali metal salts such as sodium bicarbonate — or baking soda — are always basic, and so alkaline can now be used to describe any chemical that is a base.
For example, Kuwait recently put a limit the allowable amount of sodium in bread to lower blood pressure.
For all intents and purposes, sodium thiopental is now unavailable in the United States.
Sports drinksSugar and sodium are good things when it comes to sports drinks!
But for more rigorous sweat sessions, the low-sodium drink does come up short in replenishing the salt your body loses.
Other measurements on nutrition labels—calories, fat, sodium—are passive: They simply state how much is in the food.
The metal is then removed, and washed successively with very dilute sodium hydroxid solution, alcohol, and ether.
This fluid is then heated, adding crystals of sodium acetate until it becomes perfectly clear.
Rarely, sodium urate occurs in crystalline form—slender prisms, arranged in fan- or sheaf-like structures (Fig. 32).
Is spring water fit for washing the iodized paper; if it contains either sulphate or bicarbonate of lime or muriate of soda?
Glass rods and tubing of sodium glass: for stirring rods, urinary pipets, etc.