Visão de perto do químico barbudo em óculos de proteção que inspeciona o tubo de teste no laboratório - Banco de fotos e imagens

Closeup. scientist with beaker on lab backdrop

Closeup.successful scientist on a light background.photo with copy space

Closeup. two scientists examining liquid in a test tube

Closeup.successful scientist on a light background.photo with copy space

Closeup.successful scientist on a light background.photo with copy space

Close-up view of young bearded chemist in white coat inspecting test tube in lab

Closeup.successful scientist on a light background.photo with copy space

Closeup. two scientists examining liquid in a test tube

Two young scientists at work looking at chemical sample in laboratory

Two young scientists at work looking at chemical sample in laboratory

Young female scientist looking at chemical samples in test tubes

Two young scientists at work looking at chemical sample in laboratory

Young female scientist looking at chemical sample in test tube with magnifier

Portrait of young professional chemists working with microscope

Portrait of young professional scientists in protective eyewear looking at camera

Two young scientists at work looking at chemical sample in laboratory