Scientist testing in laboratory for analysis or researching
dolly right doctor looking at test tube
Close-up footage of hands of anonymous technician in gloves pouring liquid from pipette into test tube, while performing tests in diagnostic laboratory
Scientist testing in laboratory for analysis or researching.
male doctor work in laboratory, developing a vaccine. Coronavirus, COVID-19, 2019-ncov medicines research concept. Use Microscope
Close mid view of female scientist using dropper and test tubes for conducting experiment in laboratory
Ecologist, biologist in a protective suit holds a test tube with soil in his hands for quality control diagnostics. Possibly in a toxic hazardous area with air pollution
Close-up of female Asian scientist in safety mask and glasses looking at test tube with water and tiny piece of artificial cultured meat
Pipette drop the sample into test tube
Laboratory. Hand in blue glove moves the tubes and drips blue liquid. Medical worker holding yellow and blue liquid sample in test tube, analyzing urine in lab.
Interaction between solutions of barium nitrate and sulfuric acid. Formation of a white precipitate of barium sulphate. Close-up
Blood sample in micro tubes
Good-looking serious hardworking skilled african american male chemist in uniform and medical gloves conducting experiment with chemical liquids at late time in laboratory
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In a school classroom, a biracial male teacher demonstrates a science experiment
Tilting-down slow-motion closeup of middle eastern microbiologist inspecting artificial meat in test tube, dispensing some liquid into it, watching reaction process
Young man demonstrating on monitor to his colleague at the laboratory. Senior scientist observing intern's presentation. Lab worker holding tablet.
Diverse race schoolchildren wearing protective glasses holding test-tube during chemistry class
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Close up top down shot of various pieces of evidence labeled with numbered markers, placed in plastic bags and test tubes on table in crime lab
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In a school classroom, a biracial teacher demonstrates a chemistry experiment
Glassware equipment in laboratory for science or chemical experiments. Action. Flasks filled with liquid substances at the lab.
Clinic specialists exploring medicines in test tube at innovation lab close up. Smiling two scientists rejoicing successful research cure.
African scientist male doctor conducting biochemical experiments, research two test tubes with red liquid, working in chemical lab
Close-up of environmentalist hand in process of taking sample of water into test tube from polluted mountain river, while diverse multicultural scientists working for environmental conservation.
Ecologist sampling water from the river with test tube and save data to laptop computer
Female woman ecologist scientist biologist researcher with test tube liquid, Biological research genetic engineering laboratory, food
A woman in a lab coat and disposable gloves is sorting through test tubes with blood, conducting anclose-up of her hands, an unrecognizable
Scientist placing samples under a microscope for inspection
Close-up - dispensing fluid into a test-tubes
Research scientist in coverall equipment typing on laptop. Scientist analising a reactive and smoking blue fluid.
Clinic worker sample experimental substance in test tube close up. Serious scientist in gloves entering research data at computer.
Portrait of medical scientist looking at chemical reactions in test tubes while working on vaccine in laboratory
Doctor hands taking sample vaccine in test tube working modern laboratory close up. Serious scientist in looking experimental drugs
Medium shot of two chemists wearing protective clothing examining test tubes with liquid samples and making notes, working together in modern lab
Students looking at person adding chemical agent to test tube
Scientist in modern laboratory with coverall protection equipment pouring blue reagent using pipette. Scientific process.
A woman in a lab coat, disposable gloves and safety examines blood vials conducting an in the laboratory
Medium close-up of busy Caucasian female laboratory researcher in protective goggles studying test tube with human blood sample next to microscope and observing its properties
Test Tube Closing Production Machine. HDR. Testing of robotic machine for analysis with laboratory test tubes. Robotic machine transfers
multiple laboratory flasks on the shelf ready to be used. Clip. Hand of a doctor or scientist in glove taking one empty flask.
Male scientist experimenting in laboratory 4k
lab tech pouring liquid in test tube
Glass flasks in medical laboratory. Closeup. Transparent chemical flasks. Laboratory glassware. Equipment for laboratory tests. Empty glass flasks in laboratory. Medical flasks
Chemical experiments. The liquid pours from the glass onto the black table, and immediately freezes. immediately freezing liquid
Laboratory Technician Dripping Liquid On The Measuring Device. The Woman Closed The Lid Of The Sugar Meter. The Device Showed The Amount Of Sucrose In The Liquid.
The Lab Technician Drips The Reagent Into The Liquid. The Lab Technician Shakes Up The Liquid. Black Liquid Is In A Large Glass Flask. Woman Wearing A White Robe.
Closeup skilled scientist looking at test tube with medical preparation in lab. Young thoughtful researcher in safety checking drugs
Scientist colleague adding solution with pipette on smoking blue fluid. Scientis taking notes.