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  • Close-up of glass tube with blue fluid in scientist hand during medical test
  • 636194124
  • iStock
  • closeup view of test tubes with a pipette, concept of cientific research (3d render)
  • 520008852
  • iStock
  • Young attractive female scientist researching in the laboratory with futuristic scientific air interface with chemical formulas and research data in the foreground
  • 904315482
  • iStock
  • Flask in scientist hand and test tubes in rack
  • 498015026
  • iStock
  • Young attractive female scientist holding a red transparent pill with futuristic scientific air interface with chemical formulas and research data in the foreground
  • 849469292
  • iStock
  • A vial of human blood in with a medical label on a white background.
  • 584610388
  • iStock
  • Young female tech or scientist loads liquid sample into test tube with plastic pipette. Shallow DOF, focus on the hand with the tube.
  • 528555232
  • iStock
  • Genetically modified plants. Plant seedlings growing inside of test tubes
  • 469555444
  • iStock
  • Scientist holding and examining samples with plants
  • 629605384
  • iStock
  • A blond medical or scientific researcher or doctor using looking at a clear solution in a laboratory with her Asian female colleague out of focus behind her.
  • 118297969
  • iStock
  • Laboratory glass chemical containers full of blue liquid on glass table isolated. Horizontal composition. Front view
  • 879167528
  • iStock
  • herbal therapy concept, Flowers in test-tubes isolated on white
  • 590261650
  • iStock
  • Test tubes for blood. Medical equipment. Multi-colored cover, a photo close up, shallow depth of field.
  • 543456820
  • iStock
  • Test-tubes, Chemical laboratory transparent flask with liquid. Vector illustration.
  • 934652174
  • iStock
  • Illustration of scientific glassware - test tubes
  • 521038650
  • iStock
  • Blood test tubes. Blood samples  isolated on white. 3d illustration
  • 519960294
  • iStock
  • A useful science & physics related icons. Suitable for your design project. The file contain transparency eps10. ZIP folder include AICS4.
  • 178231164
  • iStock
  • Vector Icons - Adjust stroke weight - Expand to any size - Change to any colour
  • 949861944
  • iStock
  • Realistic medical supplies. For blood collection set, for short term, laboratory test-tubes and syringes. Vector illustration on transparent background. 3d
  • 938877104
  • iStock
  • Vector Icons - Adjust stroke weight - Expand to any size - Change to any colour
  • 951111432
  • iStock
  • Test tubes
  • 175239030
  • iStock
  • Wirkstoff wird mit einer Pipette in ein Reagezglas getropft
  • 866522248
  • iStock
  • colorful test tube icons on white background. isolated flask icons. eps8. on layers.
  • 912537370
  • iStock
  • Laboratory microscopic research, virus, bacteria or cell vaccination macro concept
  • 637229530
  • iStock
  • Hand holding a bottle of blood sample
  • 528434928
  • iStock
  • Clinical laboratory thin line icons: medicine science, virology study, microbiology assay, immune system analysis, genetics, diagnostic equipment, medical tools. Modern vector design elements.
  • 940129004
  • iStock
  • Scientist with laboratory background and concept.
  • 523393310
  • iStock
  • Team of Medical Research Scientists Work on a New Generation Disease Cure. They use Microscope, Test Tubes, Micropipette and Writing Down Analysis Results. Laboratory Looks Busy, Bright and Modern.
  • 827581056
  • iStock
  • Laboratory samples of urine and blood. Flat design
  • 641641620
  • iStock
  • solution of medicinal plants and flowers - Decorative Objects-flowers in test tubes
  • 183932129
  • iStock
  • Scientific set of laboratory glassware, materials and tools 1. Flat line design concept. Vector illustration.
  • 900916292
  • iStock
  • Large plant with three small plants in test tubes
  • 462398869
  • iStock
  • Woman working in a laboratory. He writes with a felt pen. Selective focus
  • 520292052
  • iStock
  • A studio shot of an empty test tube with a cork isolated on white background
  • 499403659
  • iStock
  • top view of laboratory equipments. A clipboard with pen, flask, test tubes, watch glass and beaker on the table
  • 997328490
  • iStock
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