effervescent salts

ef·fer·ves·cent salts

preparations made by adding sodium bicarbonate and tartaric and citric acids to the active salt; when thrown into water the acids break up the sodium bicarbonate, setting free the carbonic acid gas.

ef·fer·ves·cent salts

(ef'ĕr-ves'ĕnt sawlts)
Preparations made by adding sodium bicarbonate and tartaric and citric acids to the active salt; when thrown into water, the acids break up the sodium bicarbonate, setting free carbonic acid gas.
References in periodicals archive ?
Some people find effervescent salts, such as liver salts, help," says Angela Chalmers, Boots pharmacist.
Peppermint Foot Soak (pounds 7) is a revitalising treat, containing effervescent salts to cool cleanse and refresh.