5.05 Mixtures & Solutions Lab Report By Nathan Mitchell 4/23/15 Background Information & Research 1. Paper Chromatography is a method used for the separation of colors which are also referred to as colored chemicals/substances or pigments. This method is used for experiments, to identify coloring agents and to separate out a compound into its various components. 2. 3 real-world uses for paper chromatography include forensic testing, performance enhancing drug testing, and Ebola immunization. 3.
insoluble form of the dye, lakes are more stable than dyes, and better for coloring products containing fats and oils. The United States has nine certified colors that are approved for use in food. Five of the nine certified colors can be found in M&M candies. “In the U.S. there are seven FDA –approved, mostly petroleum-derived, food dyes currently in use: blue 1, blue 2, green 3, red 40, red 3, yellow 5, and yellow 6. The three mostly widely used colors-red 40, yellow 5, and yellow 6- contain known carcinogens
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