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Tag: test tube
Determination of ph in a laboratory glass tube
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Doctor holding blood sample tube on blue background
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Comicillustration von Chaos im Chemiesaal mit Schülern und Explosion
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5.0
Type D salt batteries on a white background
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Hand in blue medical glove holding empty test tube and clipboard with Coronavirus test text
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A round flask with a green solution in the hand of a scientist over a fire on a dark background
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Laboratory assistant in gloves with a flask and pipette working at the table
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Laboratory tests background. Green solution and a female hand with a pipette
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Close-up, plant with roots in a test tube with clear liquid
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5.0
Laboratory test tube with orange solution in hand
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A laboratory test tube with a green solution in a mans hand is heated over a fire
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Close-up of a indicator paper with sour testing
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The concept of studying chemistry. Test tubes and reagents on a white background
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Close-up shot of test tubes at a medical lab
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Reagenzgläser
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Onion microgreen on a blurry laboratory background with microscope and test tubes
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Test tube with blood sample
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Test tubes with colorful liquids on black background
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Close-up of solution dripping from a pipette into a laboratory test tube
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Test tube with scale and white liquid in hand
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Heating the reagent over a fire on a black background
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Freundlicher Wissenschaftler mit Reagenzglas vor weißem Hintergrund
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5.0
Test tube with blue liquid in hand, concept of evaluation of experience results
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Glass test tubes with solutions of different colors and colored balls
98
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Reagenzgläser
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Analysis in the laboratory background
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Concept pharmacy and chemistry. Test glass flasks with solutions in research laboratory
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Hand in blue medical glove holding empty test tube and clipboard with Laboratory Test Report text
68
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Hand in glove holding blood in test tube close up
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Empty flasks on a light blue background. Laboratory glassware
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