hydrofluoric acid


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hy·dro·fluor·ic acid

 (hī′drō-flo͝or′ĭk, -flôr′-)
n.
A colorless, fuming, corrosive, dangerously poisonous aqueous solution of hydrogen fluoride, HF, used to etch or polish glass, pickle certain metals, and clean masonry.

hydrofluoric acid

n
(Chemistry) the colourless aqueous solution of hydrogen fluoride: a strong acid that attacks glass

hy′dro•fluor′ic ac′id

(ˌhaɪ drəˈflʊər ɪk, -ˈflɔr-, -ˈflɒr-)
n.
a colorless, fuming, corrosive liquid, HF, an aqueous solution of hydrogen fluoride, used chiefly for etching glass.
[1815–25]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.hydrofluoric acid - a weak poisonous liquid acid; formed by solution of hydrogen fluoride in water
acid - any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
References in periodicals archive ?
Resultant hydrofluoric acid etches away the electronics.
Compared with the traditional process using concentrated sulfuric acid or hydrofluoric acid as catalyst, it has independent intellectual property rights, and the ionic liquid alkylation technology environment with the overall technology in the leading international level is more friendly.
Phasing out the use of modified hydrofluoric acid at the plant presents a potentially larger bill that was not on the table when PBF bought the refinery last July.
Surface roughness measurement with the help of surface profilometer revealed that samples treated with blasting with alumina (50[micro]) blasting followed by acid etching with 2% hydrofluoric acid showed the highest mean roughness value.
Fume hoods include a counterbalanced vertical sliding clear viewing sash in either polycarbonate, where hydrofluoric acid is being used or tempered glass for other applications.
Exposure to hydrofluoric acid (HF) causes corrosive chemical burns and potentially fatal systemic toxicity.
These PFA lined magnet drive gear pumps are reportedly perfect for accurate and reliable pumping of challenging liquids such as Hydrochloric Acid, Ferric Chloride, Sulphuric Acid and Hydrofluoric Acid.
com)-- A surge in the manufacturing of the hydrofluoric acid and steel making market is expected to bolster the global fluorspar market.
The complex has a production capacity of 60,000 tonnes/annum aluminium fluoride (AlF3), 140,000 tonnes/annum sulphuric acid (H2SO4) and 54,000 tonnes/annum hydrofluoric acid (HF), in addition to a water purification plant.
However, corrosive chemicals, such as sulphuric acid, caustic potash solution or hydrofluoric acid, can also be conducted without any problems.
Intraoral use of hydrofluoric acid is controversial because of its hazardous properties.