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albuminometer, analysis, analyzing, background, beaker, biochemistry, biology, biotechnology, bottle, chemical, chemistry, color, colorful, colors, discovery, education, equipment, esbach, experiment, flask, glass, glassware, green, instrument, lab, laboratory, liquid, medical, medicine, microbiology, objects, pharmacy, purple, red, research, sample, science, scientific, study, technology, test, transparent, tube, tubes, various, volumetric, white, work, yellow,