silicic acid


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si·lic·ic ac·id

(si-lis'ik as'id),
Obtained in water as a colloid by treating silicates; precipitated silicic acid is silica gel.

silicic acid

[silis′ik]
hydrated silicon dioxide. It is used in thin-layer and column chromatography.

silicic acid

Any of a family of acids containing silica, such as H2SiO3 (metasilicic acid), H2SiO4 (orthosilicic acid), or H2SiO7 (pyrosilicic acid). When silicic acid is precipitated, silica gel is obtained.
CAS # 10193-36-9
See also: acid
References in periodicals archive ?
Minimum shoot dry weight was recorded when silicon was applied through silicic acid as compared to the other sources but higher than control.
In the current process, reacting the aqueous sodium silicate with acidic ion exchange resin produced silicic acid intermediates, which condense further to form the silica nano particles.
Popplewell JF, King S J, Day JP, Ackrill P, Fifield LK, Cresswell RG, di Tada ML, Liu K (1998) Kinetics of uptake and elimination of silicic acid by a human subject: a novel application of 32Si and accelerator mass spectrometry.
Calcium oxide is determined by a complexonmetric method in aliquot part of filtrate after the silicic acid separation.
After translocation, condensation, and precipitation in plant tissues, silicic acid performs several important functions.
In previous reports (Yamaguchi 1994a, 1994b; Yamaguchi and Ostman 1996), a silicic acid monomer solution (SAMS) or a colloidal silicic acid solution (CSAS) were impregnated into wood.
BioSilicon, on the other hand, naturally degrades into silicic acid, a form of silicon found in most foodstuffs, Aston said.
In the late 1990s, Hildebrand identified a gene for a protein that draws silicic acid from the environment into the cell.
It's time to dig out those vest tops and bikinis from the back of your wardrobe and wear them without shame, once you've made a date with natural trouble-shooter Silicol Skin - a clinically-proven skin treatment made from pure silicic acid.
It contains silicic acid, which binds and removes toxins and irritants from the gut.
This cellulosic fiber contains silicic acid and is produced using a modified viscose process.