Tudós vegyvédelmi ruhában és védőmaszkban flaskával és folyadékkal a laborban, banner - Stock fotó és kép

The chemist working in the lab on new experiment

Man in laboratory checking test tubes

Scientist shaking green fluid in beaker. Young laboratory assistant making test or research in lab. Technician testing chemistry lab experiment and shaking glass tube flask along with microscope.

Scientist shakes green biochemical product in erlenmeyer flask mixing and research in laboratory. Lab assistant work in corona virus pandemic laboratory, COVID 19. Drug development, medical research.

Man in laboratory checking test

Selective focus of laborant woman in coat and protective gloves making laboratory research, holding medical glass bottle with blue liquid, standing isolated on white background with copy space

Chemist checking the quality of bathroom supplies