hydrofluoboric, a. Chem.
(ˌhaɪdrəʊfluːəʊˈbɔərɪk)
[f. hydro- d + fluo- + boric.]
In hydrofluoboric acid (BF3.HF), or hydrogen borofluoride, a compound obtained by passing gaseous boron fluoride into water: also called borofluorhydric acid.
| 1849 D. Campbell Inorg. Chem. 95 A new acid named hydrofluoboric acid (3HF + 2BF3). 1863–72 Watts Dict. Chem. I. 634 Distilled with sulphuric acid, they [borofluorides] give off gaseous fluoride of boron and aqueous hydrofluoboric acid. |