Vrouwelijke arts wordt iets toegevoegd in glas bekerglas met blauwe vloeistof, geïsoleerd op wit - Stockfoto’s en -afbeeldingen

Female doctor in respirator and spectacles holds a glass beaker, isolated on white

Female doctor hands glass beaker, isolated on white

Woman doctor hands a flask with yellow water, isolated on white

Woman doctor in respirator hands vial, isolated on white

Isolated scientist woman in lab coat with chemical glassware

Woman doctor in spectacles holds a vial, isolated on white

Woman doctor in rubber gloves hands conical flask with yellow water, isolated on white

Woman in protective clothing looking at a blue liquid on a white background

Assayer isolated on white

Woman doctor in spectacles hands vial with blue liquid, isolated on white

Woman doctor hands Erlenmeyer flask with yellow water, isolated on white

Female doctor performs analysis, isolated on white

Female practitioner hands a beaker, isolated on white

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

Female doctor in spectacles does some experiments with blue liquid, isolated on white

Lady doctor hands measuring glass and Erlenmeyer flask, isolated on white

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

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

Investigator tests purple liquid in beaker, isolated on white