Female research scientist mixing up a conical flask with red liquid, slow motion
Female research scientist mixing up a conical flask, dolly out, slow motion
Female research scientist adding liquid to a conical flask,dolly in,slow motion
Female research scientist adding a drop into a conical flask with red liquid
Female scientist adding drops of purple liquid into conical flask and mixing it
Female mixes the liquid in a conical flask
Scientist taking out a purple liquid from a conical flask in a lab, slow motion
Medium close-up of scientists examining liquid in a conical flask
Scientist taking out a red liquid from a conical flask and placing it into plate
Conical flask with liquid close up
Observing liquid reaction in conical flask during experiment in modern chemistry lab
Scientist doing laboratory research. Closeup of scientist looking at liquid in laboratory flask. Scientist face at research lab. Scientist research liquid in lab flask at research laboratory