The Collaborative International Dictionary
Bisulphate \Bi*sul"phate\, n. [Pref. bi- + sulphate.] (Chem.) A sulphate 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 sulphates; an acid sulphate.
Wiktionary
n. (context inorganic chemistry English) (alternative spelling of bisulfate English)
Usage examples of "bisulphate".
When the last is present it is determined by fusing with bisulphate of potash and extracting with cold water.
It is best separated from this precipitate by fusion with bisulphate of potash, as already described, but it must be remembered that the presence of much mineral acid prevents complete precipitation when the solution is boiled.
Fusion with bisulphate of potash gives a residue, which does not dissolve in water, but is soluble in ammonic carbonate.
They may be dissolved in hydrofluoric acid either at once or after fusion with bisulphate of potash, and extraction with cold water.
The bisulphate should have been first fused, apart, until the effervescence from the escape of steam has stopped.
To make this, dissolve 1 gram of titanium oxide by fusing for some time with an excess of bisulphate of potash and dissolve out with cold water and sulphuric acid.
Treat this with excess of bisulphate of sodium, then saturate with sulphuretted hydrogen until metals are thrown down as sulphides.