Vousatý chemik v brýle činidla v tubách a tabletu v laboratoři - Stock fotografie a obrázky

Bearded chemist in goggles with reagents in tubes and tablet in laboratory

Concentrated bearded chemist in goggles with reagents in tubes in laboratory

Concentrated bearded chemist in goggles with reagents in tubes in laboratory

Professional chemist. Smart nice male researcher wearing a mask and protective glasses while conducting chemical experiment in the lab

Bearded chemist in goggles with reagents in tubes and tablet in laboratory

Young chemist working with test tubes

Responsible moment. Young serious perspective discoverer sitting in the lab working with the text tubes and focusing on the one of the vials.

Scientific project. Serious intelligent hard work holding a test tube and looking into the microscope while working on his project

Professional chemists in white coats working with microscopes in laboratory and looking at camera

Smiling bearded scientist in protective goggles and gloves holding test tubes with reagents and making experiment

Adorable little girl in goggles with reagents in tubes in laboratory

Smiling middle aged scientist in protective eyewear working with microscope and colleague standing behind

Smiling middle aged scientist in protective eyewear working with microscope and colleague standing behind

Portrait of focused scientist using microscope while working with reagents in lab

Concentrated attractive blonde scientist working with microscope in laboratory

Smiling chemist in protective eyeglasses holding test tube with reagent in lab

Side view of scientists in white coats working with microscopes in chemical lab