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Man in laboratory, holding tube of liquid, close-up

Man in laboratory, holding tube of liquid, close-up

Mid adult woman in laboratory, examining test tube

Man in laboratory, holding test tubes, close-up

Man injecting liquid into test tube, close-up

Woman in laboratory, holding tray of test tubes

Mid adult woman in laboratory, examining test tube

Mid adult man injecting liquid into test tube

Mid adult man injecting liquid into test tube

Man holding cup with liquid test fluid in laboratory, close-up

Mid adult woman injecting liquid into test tube

Mid adult woman injecting liquid into test tube, mid section

Mid adult woman injecting liquid into test tube

Mid adult man in laboratory, holding rack of test tubes

Rack of test tubes filled with liquid, close-up

Man taking tube from laboratory machinery, close-up

Rows of test tubes in laboratory, close-up

Mid adult man in laboratory, looking at liquid in glass flask

Man pressing button on machine containing cups of liquid, close-up

Man holding test tube filled with liquid

Mid adult man in laboratory, holding test tube

Mid adult man in laboratory, holding test tube

Man in laboratory, pouring liquid into row of test tubes

Woman taking test tube from row of test tubes, close-up

Woman in laboratory, holding test tube, close-up

One woman holding up test tube with liquid

Mid adult man in laboratory, holding rack of test tubes

Mid adult woman injecting liquid into test tube

Man in laboratory, pouring liquid into row of test tubes

Nitrogen inside tubes in laboratory, close-up

Man in laboratory, wearing protective gloves, holding test tube

Woman working in laboratory, close-up

Woman Experimenting in Lab

Mid adult man adjusting laboratory equipment, holding test tube

Man in laboratory, tightening lid on test tube, close-up

Man in laboratory, tightening lid on test tube, close-up

Mid adult woman inserting test tube in laboratory

Mid adult woman inserting test tube in laboratory

Mid adult woman in laboratory inserting test tube into tray

Mid adult woman in laboratory inserting test tube into tray

Mid adult woman in laboratory inserting test tube into tray

Laboratory assistant conducting experiment, cropped view of hands

Chemist in protective visor examining flask, close-up

Woman Experimenting in Lab

laboratory/ hand hold test tube with liquid

Mid adult man in laboratory, looking at liquid in glass flask

Female scientist filling test tube in laboratory, side view

Scientist examining liquid in test tubes

Scientist examining liquid in beaker

Female scientist working in laboratory, cropped view

Female scientist working in laboratory, side view

Mid adult woman in laboratory, plugging in metre

Woman in laboratory, holding rack of test tubes

Chemist adding liquid to test tubes in rack, close-up

Woman adjusting lab tubes in laboratory, focus on tubes

Close up of scientist pouring liquid from test tube

実験

Experimental equipment

Chemist holding test tube against white background, close up

Chemist holding test tube against white background, close up

実験

Chemist examining flask in laboratory

Mid adult man in laboratory, inserting liquid into glass flask

実験

Woman Experimenting in Lab

Germany, Bavaria, Munich, Scientist holding red liquid in test tube for medical research in laboratory

Scientist dropping liquid in test tubes

Female scientist working in laboratory, cropped view

Female scientist working in laboratory, side view

Male scientist mixing liquid in test tube through syringe in laboratory

実験

Senior male scientist looking at flask, containing blue liquid

Germany, Human hand holding test tube with blue liquid

Germany, Human hand holding test tube with blue liquid

Germany, Human hand holding test tube with blue liquid

Chemist measuring drops into beaker, close-up, mid section

Scientist placing test tube with solution in rack in lab

Handsome male scientist examining liquid in cylinder while working in laboratory

Scientist pouring blue liquid in test tube at laboratory

Scientist picking test tube out of rack on counter in lab

Concentrated male scientist examining liquid in test tube while using laptop in laboratory

Scientist preparing a chemical formula in a conical flask during an experiment in the laboratory

Scientist preparing a chemical formula in a conical flask during an experiment in the laboratory

Scientist preparing a chemical formula in a conical flask during an experiment in the laboratory

Scientist preparing a chemical formula in a conical flask during an experiment in the laboratory

Close up of scientist pouring liquid into flask

Mid adult man inserting test cups in laboratory

Chemist in protective visor examining test tube, close-up

Scientist injecting liquid in petri dish

Male and female gloved hands transferring powder into laboratory flask

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Quality control of beer

Quality control of beer

Quality control of beer

Quality control of beer

Quality control of whiskey

Senior scientist working at laboratory

Senior scientist working at laboratory

Scientist examining medical sample in laboratory

Scientist examining medical samples in laboratory

Scientist examining medical samples in laboratory

Scientist examining medical samples in laboratory

Scientist examining medical samples in laboratory

Scientist examining medical samples in laboratory

Scientist pipetting samples in laboratory

実験

Hands holding measuring tube

Woman Experimenting in Lab

Woman Experimenting in Lab

Scientist dropping liquid in test tubes

Scientist dropping liquid in test tubes

Scientist in clean suit examining liquid in beaker

Chemist dropping liquid into test tubes, close-up

A scientist conducting an experiment

Scientist in clean suit examining sample in test tube in laboratory

Chemist measuring drops into beaker, surface view

Male scientist examining liquid while holding test tube

Laboratory tubes

Aesthetic Medical

Germany, Bavaria, Munich, Scientist holding red liquid in test tube for medical research in laboratory

Scientist arranging test tube in rack while working in laboratory

Biological research

Scientist in clean suit examining liquid in test tube

Male scientist mixing chemical with pipette in test tube at laboratory

Scientist in lab coat examining liquid in test tube at window with cloud reflections

Scientist working with samples in laboratory

Scientist working with samples in laboratory

Scientist holding petri dish in laboratory

Male scientist holding graduated cylinder at laboratory

Male scientist injecting medicine in test tube at laboratory

Scientist holding DNA gel sample in laboratory

Scientist working with samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Young female scientist wearing protective face mask examining chemical at laboratory

Male scientist wearing protective face mask while working in laboratory during pandemic

Close-up of test tube containing CBD oil in lab

Germany, Young scientist pipetting blue liquid into test tubes, close up

Germany, Young scientist pipetting blue liquid into test tubes, close up

Germany, Human hand pipetting blue liquid into test tubes

Germany, Human hand pipetting pink liquid into test tubes

Germany, Human hand pipetting pink liquid into test tubes

試験管を持った女性

Male scientist holding test tube rack in laboratory during COVID-19

Mid adult man using laboratory equipment, close-up

Close-up of scientists gloved hand holding pipette in lab

Close-up of scientists gloved hand holding pipette in lab

Close-up of gloved hand holding pipette in front of brain scans

Close-up of gloved hand holding pipette and test tubs in front of brain scans

Close-up?of gloved hand holding pipette and test tubs in front of brain scans

Female scientist working in laboratory, side view

Female scientist working in laboratory, side view

Close up of scientist pipetting solution into test tubes in lab

Scientist working with samples for dementia and alzheimers research

Scientist working with samples for dementia and alzheimers research

Scientist working with samples for dementia and alzheimers research

Scientist working with samples for dementia and alzheimers research

Scientist working with samples for dementia and alzheimers research

Scientist working with samples for dementia and alzheimers research

Scientist working with samples for DNA research

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist pipetting samples in laboratory

Scientist picking test tube out of rack on counter in lab

Scientist pouring liquid into test tube

Scientist pouring liquid into test tube

Chemist holding eyepieces of microscope, close-up

Scientists examining medical sample in laboratory

Scientist examining medical sample in laboratory

Scientists examining medical sample in laboratory

Scientists examining medical sample in laboratory

Scientists examining medical sample in laboratory

Scientists examining medical sample in laboratory

Scientists examining medical sample in laboratory

Scientists examining medical sample in laboratory

Scientists examining medical sample in laboratory

Scientists examining medical sample in laboratory

Scientists examining medical sample in laboratory

Scientists examining medical sample in laboratory

Scientists examining medical sample in laboratory

Scientists examining medical sample in laboratory