[化] 碳酸氢盐

[医] 重碳酸盐, 碳酸氢盐

Supercarbonate \Su`per*car"bon*ate\, n. (Chem.)
A bicarbonate. [Obsoles.]

Bicarbonate \Bi*car"bon*ate\, n. [Pref. bi- + carbonate.]
(Chem.)
A carbonate in which but half the hydrogen of the acid is
replaced by a positive element or radical, thus making the
proportion of the acid to the positive or basic portion twice
what it is in the normal carbonates; an acid carbonate; --
sometimes called {supercarbonate}.