Scheikundige stroomt iets aan de gele vloeistof in de kolf, geïsoleerd op wit - Stockfoto’s en -afbeeldingen

Chemist pours something to the liquid in the flask, isolated on white

Female doctor hands a vial with orange liquid, isolated on white

Young girl examining a test tube in a science class

Female doctor in white uniform is holding flasks while standing against white background.

Doctor holds a tube with sample of new antidote

Young female scientist holding test-tube isolated on white

Young scientist working in a bright laboratory. Isolated on white background

Young beautiful female scientist with flasks over gray

Doctor holds a tube with sample of new antidote

Young woman doctor holding test tube

Lady doctor hands measuring cylinder and conical flask, isolated on white

Disappointed female doctor puts the glasses off, isolated on white

Young lady scientist looks at the beaker full of purple liquid, isolated on white

Tired female doctor puts the glasses off, isolated on white

Female doctor is in white medical gloves, isolated on white

Female chemist in respirator holds a vial, isolated on white

Woman doctor in spectacles holds a vial, isolated on white

Lab assistant surrounded by medical glassware makes some notes, isolated on white

Lady doctor hands a vial, isolated on white

Pretty doctor keeps a beaker with purple liquid, isolated on white

Young lady scientist hands beaker full of purple liquid, isolated on white

Happy doctor makes some notes after the experiment, isolated on white