Bärtiger Chemiker in Brille mit Reagenzien in Röhrchen im Labor - Stockfoto & -bild

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

Important research. Adult smart concentrated explorer sitting in the lab in the environment of vials conducting the research and working with the test tubes.

Portrait of man scientist in eyeglasses and lab coat sitting at desk looking at clipboard with test result analyzing sample using microscope. Research group working at laboratory on background

Side view of young scientist in eyeglasses looking at test tube in research laboratory

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

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

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

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

Concentrated attractive blonde scientist working with microscope in laboratory

Team of mature scientists working together in lab and looking at each other

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

Confident scientists in white coats looking at camera and posing in chemical laboratory