Lange solution

Lange so·lu·tion

(lahng'ĕ), a colloidal gold solution used to demonstrate protein abnormalities in spinal fluid. See: Lange test.

Lange,

Carl F.A., German biochemist, 1883-1953. Lange solution - a colloidal gold solution used to demonstrate protein abnormalities in spinal fluid.Lange test - an obsolete, nonspecific test for altered proteins in spinal fluid. Synonym(s): gold sol test; Zsigmondy test