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Reagenzgläser Bilder ❘ Science Photo Library
13601064 - Laboratory glassware, illustration
13523465 - Blood donation
13839334 - Isolation, conceptual illustration
13523469 - Blood donation
13951806 - Urinalysis, illustration
13452425 - Pipetting liquid into test tubes
13452424 - Pipetting liquid into test tubes
12968265 - Medical testing
13443433 - Person holding a test tube with dye liquid
13523437 - Blood samples
13443409 - Microscope and test tubes in a laboratory
12971025 - Pouring liquid from test tube
13471722 - Testing for carbon dioxide gas with limewater
12968263 - Pharmaceutical research
12968262 - Biotechnology research
13443434 - Test tubes and scientist looking through a microscope
13622272 - Progesterone blood test tubes
13443410 - Microscope and test tubes in a laboratory
13499856 - Universal indicator
13443393 - Scientist using a microscope
12970831 - Pipette dropping liquid into test tube
11734866 - Silver mirror test
13733837 - Zika virus test, conceptual image
13689160 - Testing for malaria, conceptual image
13452339 - Blood transfusion
12968261 - Biotechnology research
12970830 - Pipette dropping liquid into test tube
12639054 - Thermodynamics Experiment
12644191 - Potassium dichromate test for alcohols
13689159 - Testing for malaria, conceptual image
11717289 - Periodic Table of the Elements
13452340 - Blood transfusion
13443411 - Test tubes with dye liquid
13733838 - Zika virus test, conceptual image
12968264 - Pharmaceutical research
13463810 - DNA research
13463802 - DNA research
12349596 - Blood test samples
13733839 - Zika virus test, conceptual image
13455406 - Vaccine research, conceptual illustration
12969637 - Bacterial growth in nutrient broth
11734840 - Silver mirror test with Tollens' reagent
14080182 - Scientist with test tubes, illustration
12971024 - Pouring liquid from test tube
12055386 - Drug research
13370208 - Genetic research, conceptual image
12968305 - Pipetting sample
12491803 - Laboratory equipment
13463811 - DNA research
13463781 - Medical testing
12644188 - Phenolphthalein acid-base indicator
13508051 - Biological research, conceptual image
13463784 - Medical testing
13455408 - Vaccine research, conceptual illustration
12394424 - Blood sample analysis
11725935 - Meniscus in mercury and water
12968302 - Pipetting sample
12919827 - Pharmaceutical research
11734729 - Ethanal and Brady's reagent
13689158 - Testing for malaria, conceptual image
13463782 - Medical testing
13463770 - Pharmaceutical research
12347870 - Test tubes in a laboratory
13463815 - DNA research
13463778 - Medical testing
13463774 - Pharmaceutical research
13388271 - Biological research, conceptual illustration
13463779 - Medical testing
12933751 - Biotechnology research
12347865 - Test tubes in a laboratory
11725977 - Meniscus in mercury and water
11718890 - Reactivity of magnesium
11718515 - Urology laboratory
13463775 - Pharmaceutical research
12933598 - Biotechnology research
12639055 - Thermodynamics Experiment
12249148 - Titration of potassium manganate (VII)
11712713 - Corrosion of iron demonstration
13463817 - DNA research
13463777 - Medical testing
13463768 - Pharmaceutical research
12422176 - Laboratory experiment
12968300 - Pipetting sample
12289511 - Biuret reagent test for protein.
12249149 - Titration of potassium manganate (VII)
13743885 - Soil separation experiment, illustration
12968840 - Centrifuging blood samples,illustration
12933602 - Biotechnology research
12347871 - Test tubes in a laboratory
12347866 - Test tubes in a laboratory
12968839 - Centrifuging blood samples,illustration
12968303 - Pipetting sample
12968301 - Pipetting sample
12931108 - Biological research
12639053 - Thermodynamics Experiment
11734868 - Methylene blue reduction time
13388276 - Biological research, conceptual illustration
12968501 - Laboratory glassware
12289520 - Benedict's test on two sweet soft drinks
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