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Female chemist looking at test tube with chemicals

Doctor with hand in medical glove holding ampoule. Close up. Professional shot in 4K resolution. 094. You can use it e.g. in your commercial video, business, presentation, broadcast video.

Young female chemist doing science experiment with chemicals

Beautiful scientist looking at blue liquid in test tube in clinical laboratory

Serious scientist looking at red liquid in glass test tube in laboratory

Selective focus of african american scientist in glasses looking at blood sample

Selective focus of african american scientist in glasses looking at blood sample

Close up view of focused african american scientist in glasses using microscope

African american scientist in glasses using microscope and then looking at camera

Close up view of african american scientist in glasses using microscope with backlit

Selective focus of african american scientist in glasses using microscope with sunlight on background

Selective focus of african american scientist in glasses looking at blood sample in flask