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ストック写真ID: 303582376
Chemistry student mixing liquids in scientific laboratory, conducting experiment
Female chemist looking at colored liquids in flasks, developing new substance
Woman scientist holding pipette with liquid and taking test tube with reagent
Female chemist observing reaction holding test tube in hand, experimentation
Female chemist studying presence of sediments in flask with red liquid in lab
Female scientist comparing flasks with colored liquid, detergent laboratory
Schoolboy watching reaction in tube with green liquid, chemistry lessons
Little chemist in protective glasses checking reaction in tube with green liquid
Schoolboy conducting chemical researches and writing reaction result, innovation
Boy in protective gloves and glasses writing down chemical experiments results
Schoolboy looking at chemical substance in test tube, chemistry lesson, hobby
Boy in protective glasses pouring chemical substance in tube, checking reaction