Attraktive junge Wissenschaftlerin beobachtet den blauen Farbwechsel in der Glasröhre. - Stockfoto & -bild

Attractive young student scientist observing the blue indicator color shift in the glass tube.

Attractive young student scientist observing the blue indicator color shift in the glass tube.

Attractive young student scientist observing the blue indicator color shift in the glass tube.

Attractive young student scientist observing the blue indicator color shift in the glass tube.

Attractive young student scientist observing the blue indicator color shift in the glass tube.

Attractive young student scientist observing the blue indicator color shift in the glass tube.

Attractive young student scientist observing the blue indicator color shift in the glass tube.

Attractive young student scientist observing the blue indicator color shift in the glass tube.

Closeup.male chemist on blurred background laboratory .people and science.

Two researchers conduct laboratory studies.photo with copy space

Closeup.portrait of doctor biologist in the lab.photo with copy space

Serious scientist working with liquids in the laboratory

Young woman analyzing samples in a lab.photo with copy space

Close up.scientist making tests of the liquid.photo with copy space