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A simple, accurate, and inexpensive lab activity that illustrates the principles and usefulness of Thin-Layer Chromatography.
Students run chromatograms of 5 different sample dye solutions in order to establish Rf (rate of flow) standards, then 2 chromatograms of two “unknowns”.
Includes: 12 developing chambers w/caps; 72 TLC layers; 2 vials capillary applicators; 4 btls. TLC solvent; 1 drop controlled btl. each methyl orange, methyl violet, indigo carmine, sudan IV, unknown I, unknown II; 24 student worksheets; 1 instruction manual with MSDS.
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