4K 0:06 | No people rack focus shot of rows of test tubes with light blue liquid, flask with purple chemical solution, sample containers with blue lids, microscope in background
4K 0:09 | Close-up shot of hands of anonymous male laboratory technician in gloves and white coat holding glass flask and adding drops of chemical reagent to pink liquid in test vials with pipette
4K 0:08 | Close-up rack focus footage of hand of unrecognizable chemist in blue glove taking pink substance from test tubes with pipette and dropping into sample tray, and tablet computer on table
4K 0:07 | Close-up footage of hand of anonymous male chemist in glove and white coat adding drops of chemical reagent to pink solution in test vials in rack with pipette
4K 0:05 | Close-up shot of hands of biochemical laboratory technician in gloves adding drops of chemical reagent to pink fluid in test vials with pipette from glass of blue solution
4K 0:09 | Close-up shot of hand of anonymous female researcher in white coat and gloves taking pink chemical solution from test tubes with pipette and pouring into sample tray
4K 0:09 | Close-up shot of hands of anonymous female laboratory employee in gloves adding pink chemical solution from tube to clear liquid in vial while performing diagnostic test on biochemical probe
4K 0:11 | Close-up footage of hands of anonymous technician in gloves pouring liquid from pipette into test tube, while performing tests in diagnostic laboratory
4K 0:07 | Waist-up shot of young Chinese female laboratory employee dropping pink chemical reagent into flask with clear solution and stirring in circular motion, while performing diagnostic probe
4K 0:10 | Medium shot of busy Chinese female researcher adding reagent with bulb pipette to test tube, African American male colleague with tablet approaching and sharing result of experiment
4K 0:15 | Medium low angle footage of Chinese female chemist carefully adding drops of reagent in different concentration to liquid in sample tray, using pipette, while working in laboratory