Iodine starch test

Iodine starch test

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Credit: SCIENCE PHOTO LIBRARY

Caption: Iodine starch test. Iodine solution being added from the bottle (upper right) to various food samples. For the sample being tested here, the iodine is turning from orange to black. This is a positive result for the presence of starch. Starch is a carbohydrate that is used by plants as a store of energy.

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Keywords: adult, analysis, analytical, biochemical, biochemistry, biological, biology, bottle, caucasian, cereal, chemical, chemist, chemistry, close-up, cornflakes, crisps, demonstrator, detail, dropper, experiment, food, hand, human, iodine, lab, laboratory, laboratory equipment, pasta, people, person, pipette, potato, reaction, rice, sample, sample tray, samples, school science, starch, studio shot, teacher, test, testing, white, white background

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