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 LaboratoryÂ
Close-up low angle shot of gloved hands of female research scientist carefully adding drops of purple reagent in various concentration to liquid in sample tray, using pipette, during experiment
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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
chemist is working with reagents and chemicals in laboratory, taking samples from test tubes and mixing in plate
Chemist using a pipette to collect a sample
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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
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Medium portrait shot of young Chinese woman in white lab coat, goggles and gloves adding drops of reagent to test vial with long glass pipette, then looking at camera and smiling
Pipette drop the sample into test tube
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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
Man chemist with white gloves drops dark blue liquid reagent into bowl with crystalline substance at testing in scientific laboratory closeup
Young chemist adds reagent to tube in university lab
Chemist take a sample from container in laboratory
medical chemist holding pipette with pink sample and pouring it on petri dish