Scientist examining liquid in test tubes
Scientist dropping liquid in test tubes
Woman Experimenting in Lab
laboratory/ hand hold test tube with liquid
Man holding test tube filled with liquid
lab technician pipette liquid into test tubes
Scientist holding test tube rack
Microscope and test tubes
Test tubes in a test tube rack
Empty tubes in a test tube rack
Close-up of a scientist's hand experimenting in a lab
Scientist examining green liquid in tube
Chemist adding liquid to test tubes in rack, close-up
One woman holding up test tube with liquid
Scientist injecting liquid in petri dish
Mid adult man in laboratory, holding rack of test tubes
Woman taking test tube from row of test tubes, close-up
Mid adult woman injecting liquid into test tube, mid section
Mid adult woman injecting liquid into test tube
Scientist examining samples in test tubes in laboratory
Scientist using pipette
Hand of pathologist holding sample in test tube at laboratory
Laboratory worker placing liquid filled test tube into rack, elevated view
Female scientist filling test tube in laboratory, side view
Liquid in test tubes in a rack
実験器具
実験室
Man in laboratory, pouring liquid into row of test tubes
Scientist pouring liquid into test tube
Man in laboratory, holding test tubes, close-up
カラフルな液体の入った試験管
Scientist examining liquid in beaker
Nitrogen inside tubes in laboratory, close-up
Scientist dropping liquid into bottle
Female doctor holding medical samples in a laboratory
Liquid in test tubes
Germany, Human hand pipetting pink liquid into test tubes
Woman in laboratory, holding rack of test tubes
Scientist in lab holding test tubes in rack
Mid adult woman in laboratory, examining test tube
Germany, Bavaria, Munich, Scientist with test tubes doing medical research
Scientist looking at test tube
Mid adult man in laboratory, holding test tube
Woman in laboratory, holding test tube, close-up
Germany, Young scientist pipetting blue liquid into test tubes, close up
Germany, Bavaria, Munich, Scientist filling test tubes with pipette for medical research
Scientist holding test tubes
Hand and test tubes
Close up of test tubes in rack in laboratory
研究風景
Germany, Bavaria, Munich, Scientist holding red liquid in test tray for medical research in laboratory
Germany, Bavaria, Munich, Scientist holding red liquid in test tube for medical research in laboratory
Germany, Bavaria, Munich, Scientist pouring red liquid in test tube for medical research in laboratory
Laboratory worker placing liquid filled test tube in rack. close-up
Scientist holding test tube
Female scientist working in laboratory, cropped view
Female scientist working in laboratory, side view
Laboratory assistant conducting experiment, cropped view of hands
Samples and test tubes
Test tubes in test tube rack
Test tubes in a holder
Scientist viewing chemical experiment in laboratory
Liquid-filled test tubes in rack
Senior male scientist looking at flask, containing blue liquid
Female scientist holding up plant samples in test tubes
Young male scientist analyzing test tubes in lab
Senior scientist working at laboratory
試験管
Chemist dropping liquid into test tubes, close-up
Rack of test tubes filled with liquid, close-up
Close up of test tubes with liquid
Woman adjusting lab tubes in laboratory, focus on tubes
Test tubes with colored liquid inside in rack, close-up
Test tubes in lab
Scientist holding test tube with green liquid
Woman in laboratory, holding tray of test tubes
Laboratory worker holding liquid filled test tube
Scientist holding a test tube above a rack with liquid-filled test tubes
Man injecting liquid into test tube, close-up
Mid adult man injecting liquid into test tube
Lab samples in test tubes
A scientist holding a test tube
Germany, Young sceintist pipetting pink liquid into test tubes
Germany, Bavaria, Munich, Scientist with test tubes in laboratory
Close-up of test tubes on table
Girl pretending to be scientist removing test tube from rack
Female scientist mixing liquids in lab
Liquids in test tubes in lab
Germany, Human hand holding test tube with blue liquid
Female hand pipetting yellow liquid into test tubes in lab
Mid adult man adjusting laboratory equipment, holding test tube
Man in laboratory, tightening lid on test tube, close-up
Mid adult woman inserting test tube in laboratory
Man in laboratory, wearing protective gloves, holding test tube
Mid adult woman in laboratory inserting test tube into tray
Woman working in laboratory, close-up
Germany, Bavaria, Munich, Pipette pouring liquid into test tubes for medical research
Rack of test tubes with solution on counter in lab
Germany, Bavaria, Munich, Scientist with pipette and test tubes in laboratory
Germany, Bavaria, Munich, Scientist holding red liquid in petri dish for medical research in laboratory
Scientist pipetting samples in laboratory
Lab assistant holding test tube rack
Girl playing scientist in lab
Two scientists working with liquids in lab
Scientist arranging test tube in rack while working in laboratory
Germany, Bavaria, Munich, Scientist with test tube rack and petri dishes doing medical research
Chemist holding test tube against white background, close up
Close up of rack of test tubes with solution in lab
Scientist examining test tubes
Germany, Bavaria, Munich, Scientist pouring red liquid with pipette in test tube for medical research in laboratory
Hands with test tube tray
Male scientist wearing protective face mask while examining chemical in test tube at laboratory
Scientist holding dropper and test tube
Scientist doing litmus test
Test tubes in laboratory
Scientist working in lab