gel

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Related to APF gel: fluoride application

gel:

see colloidcolloid
[Gr.,=gluelike], a mixture in which one substance is divided into minute particles (called colloidal particles) and dispersed throughout a second substance. The mixture is also called a colloidal system, colloidal solution, or colloidal dispersion.
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gel

[jel]
(chemistry)
A two-phase colloidal system consisting of a solid and a liquid in more solid form than a sol.

gel

A semisolid material, somewhat elastic, composed of matter in a colloidal state that does not dissolve; remains suspended in a solvent. Also see cement gel.
References in periodicals archive ?
13) Salivary fluoride retention after APF gel application in children's mouths seemed to be more affected by the residual gel remaining in the oral cavity than by the amount applied, since a lower fluoride dose used with a toothbrush resulted in the same salivary retention as traditional application with a tray using a four-fold higher amount of gel.
1988; Delbem and Cury, 2002], and founded on the dissolution mechanism of enamel through treatment with APF, a significantly greater effect of resistance to demineralisation was expected from the APF gel in relation to the NaF gel.
found that APF gel treatments resulted in plasma fluoride levels high enough to cause a decrease in urinary concentration ability in children.