etchant


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etchant

(ˈɛtʃənt)
n
(Crafts) any acid or corrosive used for etching
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
There are two major categories of processes for bulk etching according to the medium of the etchant: wet etching and dry etching.
The unwanted pattern which was not exposed to UV was etched away using aqua regia etchant. The times for Au and Ti etching were 30 s and 60 s, respectively.
Chlorotrifluoromethane (CClF3) a refrigerant which is being "phased out" has a GWP of 13,900, sulphur hexafluoride (SF6), used as an insulator in the electrical industry and in double glazing, has a GWP of 23,500, and nitrogen trifluoride (NF3), used as an etchant in microelectronics, has a GWP 16,000.
HBr is a compressed gas that is used as a selective etchant, allowing semiconductor manufacturers to remove one material while leaving a second material untouched.
The restorations were etched with 9% hydrofluoric acid (Porcelain Etchant; BISCO) for 20 seconds and then washed and dried.
Comparison of Enamel Morphologic Characteristics after Conditioning with Various Combinations of Acid Etchant and Er:YAG Laser in Bonding and Rebonding Procedures: A SEM Analysis.