In biological research laboratories. The wells and printed samples of the investigated material.

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Keywords: analyzing, biochemistry, biology, biotechnology, blue, chemical, chemistry, concentration, control, device, dna, drop, education, equipment, experiment, glass, instrument, laboratory, liquid, measurement, medical, medicine, method, microtube, people, pipet, pipette, quality, research, row, sample, science, scientific, screening, technology, test, testing