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    Liquid samples in quartz cuvettes containers. — Stock Photo
    Liquid samples in quartz cuvettes containers.
    Hands of scientist in laboratory measuring pH of soil samples by electronic pH meter. — Stock Photo
    Hands of scientist in laboratory measuring pH of soil samples by electronic pH meter.
    Quartz cuvettes containing red liquid. — Stock Photo
    Quartz cuvettes containing red liquid.
    Side view of two scientists doing experiment in lab — Stock Photo
    Side view of two scientists doing experiment in lab
    Pipette and petri dishes for blood testing. — Stock Photo
    Pipette and petri dishes for blood testing.
    Boy students conducting scientific experiment, examining liquid in test tube in laboratory classroom — Stock Photo
    Boy students conducting scientific experiment, examining liquid in test tube in laboratory classroom
    Scientist with papers standing in storage and doing revision in lab. — Stock Photo
    Scientist with papers standing in storage and doing revision in lab.
    Female scientist pouring dissolved soil sample into chemistry beaker. — Stock Photo
    Female scientist pouring dissolved soil sample into chemistry beaker.
    Child with dirty face and uncombed hair in decorative glasses looking at camera on beige background — Stock Photo
    Child with dirty face and uncombed hair in decorative glasses looking at camera on beige background
    Liquid samples in quartz cuvettes containers. — Stock Photo
    Liquid samples in quartz cuvettes containers.
    Male science teacher and students laughing, conducting scientific experiment in laboratory classroom — Stock Photo
    Male science teacher and students laughing, conducting scientific experiment in laboratory classroom
    Female scientist in laboratory looking at glass flask with dissolved samples of soil. — Stock Photo
    Female scientist in laboratory looking at glass flask with dissolved samples of soil.
    Girl students conducting scientific experiment, examining liquid in beaker in laboratory classroom — Stock Photo
    Girl students conducting scientific experiment, examining liquid in beaker in laboratory classroom
    College students experimenting on microscope in laboratory at university — Stock Photo
    College students experimenting on microscope in laboratory at university
    Portrait smiling college students in science laboratory classroom — Stock Photo
    Portrait smiling college students in science laboratory classroom
    Female scientist opening lid of machine in lab — Stock Photo
    Female scientist opening lid of machine in lab
    Female scientist working in laboratory. — Stock Photo
    Female scientist working in laboratory.
    Male student showing tablet computer to friend while standing in lab — Stock Photo
    Male student showing tablet computer to friend while standing in lab
    Girl students using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students using microscope, conducting scientific experiment in laboratory classroom
    Scientist looking at test tubes in lab — Stock Photo
    Scientist looking at test tubes in lab
    Students conducting scientific experiment in laboratory classroom — Stock Photo
    Students conducting scientific experiment in laboratory classroom
    Crop concentrated female scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory — Stock Photo
    Crop concentrated female scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory
    Vials with scientific samples arranged on glass table — Stock Photo
    Vials with scientific samples arranged on glass table
    Close-up of male scientist pipetting into test tubes. — Stock Photo
    Close-up of male scientist pipetting into test tubes.
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Chemist in protective glasses holding sample in pharmaceutical laboratory. — Stock Photo
    Chemist in protective glasses holding sample in pharmaceutical laboratory.
    Schoolboy doing science experiment in school chemistry laboratory. — Stock Photo
    Schoolboy doing science experiment in school chemistry laboratory.
    Female scientist working in laboratory with digital tablet. — Stock Photo
    Female scientist working in laboratory with digital tablet.
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Close-up of male scientist pipetting into test tubes. — Stock Photo
    Close-up of male scientist pipetting into test tubes.
    Astonished boy in eyeglasses and laboratory robe with dirty face and liquid in bottle after making chemical experiment — Stock Photo
    Astonished boy in eyeglasses and laboratory robe with dirty face and liquid in bottle after making chemical experiment
    Various sprouted seeds in Petri dishes. — Stock Photo
    Various sprouted seeds in Petri dishes.
    Close-up of hands of scientist pipetting sample from culture in Petri dish. — Stock Photo
    Close-up of hands of scientist pipetting sample from culture in Petri dish.
    Schoolboy using glassware and equipment in school laboratory. — Stock Photo
    Schoolboy using glassware and equipment in school laboratory.
    Scientist making experiment with steaming flasks — Stock Photo
    Scientist making experiment with steaming flasks
    Crop concentrated female scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory — Stock Photo
    Crop concentrated female scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory
    Liquid in bottles, test tubes and beakers in science laboratory classroom — Stock Photo
    Liquid in bottles, test tubes and beakers in science laboratory classroom
    Liquid sample in quartz cuvette container and pipette. — Stock Photo
    Liquid sample in quartz cuvette container and pipette.
    Empty sample bottles with metal lids in a row on table. — Stock Photo
    Empty sample bottles with metal lids in a row on table.
    Scientist checking a chemical solution in laboratory — Stock Photo
    Scientist checking a chemical solution in laboratory
    Female scientist researching sample in laboratory. — Stock Photo
    Female scientist researching sample in laboratory.
    Teenage girl experimenting on microscope in laboratory at university — Stock Photo
    Teenage girl experimenting on microscope in laboratory at university
    Girl students conducting scientific experiment in chemistry laboratory classroom — Stock Photo
    Girl students conducting scientific experiment in chemistry laboratory classroom
    Closeup view of empty laboratory beakers — Stock Photo
    Closeup view of empty laboratory beakers
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Crop concentrated female scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory — Stock Photo
    Crop concentrated female scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Close-up of scientist hand pouring reagent into flask for chemical research. — Stock Photo
    Close-up of scientist hand pouring reagent into flask for chemical research.
    Close-up of drop of red liquid pipetted into multi-well sample tray. — Stock Photo
    Close-up of drop of red liquid pipetted into multi-well sample tray.
    Close-up of microtubes stored in rack. — Stock Photo
    Close-up of microtubes stored in rack.
    Cropped unrecognizable expert person in lab coat gloves examining samples through powerful microscope lenses while working in modern equipped laboratory — Stock Photo
    Cropped unrecognizable expert person in lab coat gloves examining samples through powerful microscope lenses while working in modern equipped laboratory
    Close-up of bacteria colonies growing in Petri dish. — Stock Photo
    Close-up of bacteria colonies growing in Petri dish.
    Lab chemist placing a sample slide on a microscope stage — Stock Photo
    Lab chemist placing a sample slide on a microscope stage
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Scientist hand carrying bacteria colonies growing in Petri dish. — Stock Photo
    Scientist hand carrying bacteria colonies growing in Petri dish.
    Scientist removing medical samples from machine in lab — Stock Photo
    Scientist removing medical samples from machine in lab
    Female college student leading study group in science laboratory classroom — Stock Photo
    Female college student leading study group in science laboratory classroom
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Chemist boy in laboratory robe and plastic glasses looking away on beige background with your hands on your head — Stock Photo
    Chemist boy in laboratory robe and plastic glasses looking away on beige background with your hands on your head
    Quartz cuvettes containing red liquid. — Stock Photo
    Quartz cuvettes containing red liquid.