Scientist testing in laboratory for analysis or researching
Scientist testing in laboratory for analysis or researching.
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Medium shot of female environmental researcher in mask, goggles, yellow jacket holding up test tube with water sample and checking its quality, while black male colleague is crouching by lake side
male doctor work in laboratory, developing a vaccine. Coronavirus, COVID-19, 2019-ncov medicines research concept. Use Microscope
African scientist male doctor conducting biochemical experiments, research two test tubes with red liquid, working in chemical lab
Close-up of female Asian scientist in safety mask and glasses looking at test tube with water and tiny piece of artificial cultured meat
Close-up footage of hands of anonymous technician in gloves pouring liquid from pipette into test tube, while performing tests in diagnostic laboratory
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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
Close mid view of female scientist using dropper and test tubes for conducting experiment in laboratory
Pipette drop the sample into test tube
Brothers Conducting a Science Experiment at Home
Interaction between solutions of barium nitrate and sulfuric acid. Formation of a white precipitate of barium sulphate. Close-up
Students looking at person adding chemical agent to test tube
Glassware equipment in laboratory for science or chemical experiments. Action. Flasks filled with liquid substances at the lab.
Focused researcher holding pipette filling test tube with experimental drugs.
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Close-up of Caucasian female scientist in goggles, gloves adding drops of nutritional liquid to strand of green algae in test tube, while performing laboratory experiment in biology
Doctor hands taking sample vaccine in test tube working modern laboratory close up. Serious scientist in looking experimental drugs
Portrait of medical scientist looking at chemical reactions in test tubes while working on vaccine in laboratory
Blood sample in micro tubes
Medium shot of two chemists wearing protective clothing examining test tubes with liquid samples and making notes, working together in modern lab
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School Students Doing Experiments In Chemical In High School, Teens Girls Viewing Test Tubes
Male scientist experimenting in laboratory 4k
Scientist put test tubes with samples analysis on a rack. Close-up. 4K.
Professional biochemist examining test tube with medicines close up. Focused scientist looking at experimental drugs in laboratory.
Extreme close up of unrecognizable biology researcher dropping water into test tube with genetically modified sprout
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
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Chemical Experiments In Teacher Speaking With Students In Chemistry
two scientists standing and going over notes in their lab 4k
Water purification test. Drop blue liquid in test tube with clean water. Scientist doing chemical experiment
Laboratory research. A scientist in a protective suit mixes reagents by pouring reagents from a test tube into a test tube. Search for a vaccine and treatment for coronavirus infection
Tilt up shot of Asian chemist standing behind glass wall in laboratory, pouring blue chemical with pipette into test tube, mixing it and watching reaction during experiment
Asian female virologist in protective suit, mask, glasses and gloves pouring blue liquid substance from pipette into test tube while conducting lab research on antiviral treatment
Full shot of male Caucasian scientist in wheelchair looking in microscope while two other laboratory workers working with computers, all wearing masks
Slowmo close-up of unrecognizable female agricultural scientist examining test tube with soil mix doing research in hothouse
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Close-up of hands of unrecognizable scientist in gloves studying test tube with green liquid chemical solution against light from computer screen for residue, while conducting experiment in laboratory
Lab technician adds a few drops of a red chemical from a pipette to a petri dish
Biologist or scientist African American woman working in a botanical garden. Holds a notebook and a test tube with tests. The laboratory
Woman biologist looking microscope making scientific research closeup. Serious laboratory scientist in holding test tube with drugs.
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Medium close-up of Caucasian female scientist in goggles, uniform, gloves taking test tube with experimental blue solution, observing its properties, then putting it back
Scientist dripping liquid into test tube flask Spbd. Closeup. Liquid chemical in a pipette with measured numbers pours. concept temperature, chemistry, laboratory. pharmaceutical research
Slow motion of mixing chemicals inside a test tube
Female chemist doing chemical research. Woman chemist mixing chemical reagent in glass flask. Chemistry research concept. Close up of chemist looking to chemical liquid in lab flask
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Medium close-up tilt shot of young Caucasian woman in goggles, uniform, gloves working alone in scientific laboratory, picking up test tube with solution, studying it and filling pipette
Medical test tubes with blood on desk in laboratory at research clinic. Biotechnology glassware, microscope and pipette as scientific equipment used for discovery in chemistry industry
Chemist scientist african woman taking dna solution from test tube