potassium carbonate

noun

, Chemistry.

1. a white, granular, water-soluble powder, K 2 CO 3 , used chiefly in the manufacture of soap, glass, and potassium salts.

potassium carbonate

noun

1. a white odourless substance used in making glass and soft soap and as an alkaline cleansing agent. Formula: K 2 CO 3

Word History and Origins

Origin of potassium carbonate¹

First recorded in 1880–85

Example Sentences

Twenty parts of the ash were soluble and largely potassium carbonate, the insoluble being iron for the most part.

From Project Gutenberg

The less pure samples will show an excess of alkalinity because of the presence of sodium carbonate or of potassium carbonate.

From Project Gutenberg

When heated with ammonia it yields guanidine, and on boiling with alcoholic potash it yields potassium carbonate.

From Project Gutenberg

Potassium iodid, alkaline agents such as ammonium carbonate and potassium carbonate, have been administered.

From Project Gutenberg

D is a Geissler bulb, containing a concentrated solution of potassium carbonate, to arrest any acid vapors coming from C.

From Project Gutenberg