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Wissenschaftler, die im Labor arbeiten und mit einer Pipette eine flüssige Probe in ein Reagenzglas tropfen. The scientist in a sterile lab setting delicately adds a carefully measured liquid to the test tube, ensuring every drop counts in the precise chemical reaction being studied. (License=RF) ,model released, Symbolfoto Copyright: xZoonar.com SirinarthxMekvorawuthx 23984683 ,model released, Symbolfoto ,property released Zoonar/Imago/TASS