sulphonic acid
Britishnoun
Example Sentences
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Employing 1, respectively 2, molecules of sulphonic acid, the reactions take place according to:—
From Synthetic Tannins by Grasser, Georg
Like other "strong" and "weak" acids this sulphonic acid exercises a strongly swelling influence on pelt.
From Synthetic Tannins by Grasser, Georg
The sulphonic acid, when mixed with about one-third of its weight of water and heated to about 120° C., is easily condensed with formaldehyde.
From Synthetic Tannins by Grasser, Georg
The presence of Neradol D, the main constituent of which is dicresylmethanedisulphonic acid, renders it impossible by such methods to determine whether the combined sulphur owes its origin to sulphuric or sulphonic acid.
From Synthetic Tannins by Grasser, Georg
It may be prepared by fusion of ortho-toluene sulphonic acid with potash; by the action of phosphorus pentoxide on carvacrol; or by the action of zinc chloride on camphor.
From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 6 "Coucy-le-Château" to "Crocodile" by Various
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