Хроматография в классе

Description Perform paper chromatography on three individual dyes and a mixture of dyes Determine if all three dyes are in the mixture See why different substances move at different rates within the chromatography system Технические характеристики Color White Age 13 to 20 Includes Chromatography dye set with 0.5 mL crystal violet, 0.5 mL safranin o, […]