glairin

1. (archaic) A glairy viscous substance that forms on the surface of certain mineral waters, or covers the sides of their enclosures.Examples: "Berzelius supposes humus to contain humic acid, humin, crednic and apocrenic acid, and traces of glairin."; "The glairin is described by Thomson as a peculiar substance which has been observed in certain sulphureous mineral waters, and was first noticed by Vauquelin ( Ann. de Chim. XXXIX. 173) , who described several of its properties and considered it analogous to gelatin."; "He states that the glairin of the sulphuretted water of Aix, in Savoy, is white, but slightly soluble in water, and more soluble in concentrated acids, from which it may be precipitated in bluish-white flakes."Synonyms: baregin, zoogenearchaicuncountable