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Laboratory equipment, close-up

Nitrogen inside tubes in laboratory, close-up

Laboratory tubes

Rows of test tubes in laboratory, close-up

Liquid in test tubes

Rack of test tubes filled with liquid, close-up

Close up of beakers with solutions on shelf in lab

Close up of beakers with solutions on shelf in lab

Close up of beakers with solution on shelf in lab

Test tubes

Liquid in test tubes

Close-up of a scientist's hand experimenting in a lab

Rack of test tubes with solution on counter in lab

Beakers with solution on shelf in lab

Woman working in laboratory, close-up

Woman in laboratory, holding test tube, close-up

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

Close up of rack of test tubes with solution in lab

Close up of beakers with solution on shelf in lab

Close up of beakers with solution on shelf in lab

Close up of cultures in petri dishes on counter in lab

Woman adjusting lab tubes in laboratory, focus on tubes

Laboratory Test & Medicines

Test tubes in a holder

Test tubes in a volumetric flask

実験室

Test tubes in a holder

Test tubes in a holder

Man in laboratory, wearing protective gloves, holding test tube

Close up of rack of test tubes with solution in lab

Close up of rack of test tubes with solution in lab

Rack of test tubes with solution on counter in lab

Rack of test tubes with solution on counter in lab

Rack of test tubes with solution on counter in lab

Rack of test tubes with solution on counter in lab

Rack of test tubes with solution on counter in lab

Mid adult woman in laboratory inserting test tube into tray

Laboratory Test & Medicines

Flasks, test tubes and mortar on shelf

Laboratory glassware

Mid adult man inserting test cups in laboratory

Nitrate test using acid

Rack of test tubes with solution on counter in lab

Close up of test tubes

Close up of test tubes filled with solution in lab

Close up of pipette dropping solution into test tube in rack in lab

Mid adult woman inserting test tube in laboratory

Mid adult woman inserting test tube in laboratory

実験器具

Glass beakers filled with test tubes, still life, close-up

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

Cultures in petri dishes on counter in lab

Chemistry research

Microscope and test tubes

Microscope and test tubes

Microscope and test tubes

Empty tubes in a test tube rack

Test tubes in a test tube rack

Empty tubes in a test tube rack

Test tubes in a test tube rack

Eppendorf tube with pipette

Eppendorf tube with pipette

Micropipette and eppendorf tube

Micropipette and eppendorf tube

Micropipette and eppendorf tubes

Micropipette and eppendorf tubes

Micropipette and eppendorf tubes

Test tubes in lab

Laboratory equipment

Mid adult woman in laboratory inserting test tube into tray

Pipette adding sample to a test tube in a laboratory

Pipette adding sample to a test tube in a laboratory

Flasks, test tubes and mortar on shelf against white background

Pipetting into microtubes

Laboratory equipment

Measuring tubes, half filled

Measuring tubes, half filled

Water dropping into measuring tubes

Phase separation

Liquid in test tube

Liquid in test tube

Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,,Test Tube

Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,,Test Tube,Pipette

Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,,Test Tube

Lab samples in test tubes

Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,,Test Tube

Rack of test tubes with solution on counter in lab

Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,,Test TubeHealthcare And Medicine,Test Tube

Close up of empty beakers on counter in lab

試験管とスポイト

実験イメージ

Test tubes in a tube rack

Illustration Technique, Measuring Beaker, Test Tube,

産業･化学

産業･化学

Copper reacting with nitric acid

Test tubes with dye liquid

試験管

実験器具

実験器具

実験室

Close up of cultures in petri dishes on counter in lab

Germany, Pipetting pink liquid into test tubes, close up

試験管

実験室

Scientific Analysis

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

Test tubes in a holder

Chemistry research

Petri dish

Petri dish

Water science

Multi-pipette and multi-well tray

Laboratory Test & Medicines

Laboratory Test & Medicines

Laboratory Test & Medicines

Laboratory Test & Medicines

Test tubes

Test tubes

Healthcare And Medicine

Healthcare And Medicine

ガラス器具

液体の研究をする30代女性

Pipetting

Scanning biological sample

Laboratory bottles and tubes

Laboratory bottles and tubes

Laboratory bottles and tubes

Empty test tubes in a holder

Close up of test tubes with liquid

試験管とスポイト

試験管とスポイト

試験管とスポイト

実験イメージ

laboratory/ hand hold test tube with liquid

Test tubes in centrifuge

Pipetting liquid into test tubes

Pipetting liquid into test tubes

Test tubes

顕微鏡とシャーレ

Laboratory tests

Microbiology equipment in lab

Mid adult man in laboratory, holding rack of test tubes

Woman in laboratory, holding rack of test tubes

Mid adult woman in laboratory inserting test tube into tray

Test tube

Petri dishes in laboratory

試験管

試験管

試験管

試験管

試験管

実験イメージ

実験イメージ

試験管のメモリ

実験イメージ

Dropper measuring liquid into test tube mouths

Healthcare And Medicine

Healthcare And Medicine

Cosmetics testing

Pipette and sample holder

Healthcare And Medicine,Glassware,Utensil,Test Tube,Beaker,Measuring Beaker

実験イメージ

実験器具

実験装置

Test tubes in rack

Healthcare And Medicine

hand with laboratory glassware

Water science

Water science

Mid adult man adjusting laboratory equipment, holding test tube

Healthcare And Medicine

Healthcare And Medicine

Chemical Laboratory Glassware

Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,

Laboratory Test & Medicines

Laboratory Test & Medicines

Laboratory Test & Medicines

Laboratory Test & Medicines

Measuring tube, close up

Beakers of various solutions on shelf in lab

Aesthetic Medical

Laboratory Test & Medicines

Laboratory equipment

実験イメージ

試験管

実験道具

Pipette in laboratory flask containing transition metal salts

Laboratory equipment

Robotic arm holding test tube

Robotic arm and test tube

Healthcare And Medicine

Scientist with laboratory equipment, high angle

Multipipette in a laboratory

Test array in lab, close-up

Hands holding tube

Copper sulphate production experiment

Red cultures in petri dish among empty dishes in lab

Green cultures in petri dish among empty dishes in lab

実験イメージ