Laboratory assistant examines green leaf in flask standing greenhouse on hydroponics.
Conical flask with liquid close up
Chemical reaction in flask. Closeup. Shaking liquid in flask. Laboratory glassware. Laboratory equipment. Close up. Laboratory research. Scientific experiment. Chemical test in a glass flask
A woman holding a closed tube of blood
Technician opens a closed tube of blood
Closeup view of chemist working with chemical solution, standing in pharmaceutical laboratory spbd. Specialist pours clear liquid into glass flask and showing work process for camera. Employee wearing
Close up of scientific research laboratory with glass test tubes, flask, microscope
Chemist working with glass flask. Test tubes. Closeup. Row of glass flasks in medical laboratory. Laboratory flask with liquid. Chemist doing chemical test in glass flask. Laboratory glassware
Laboratory assistant scientist laboratory tests chemicals for reactions in flask. Close up
Close up female therapist standing in clinic office holds cellphone
Young woman lab assistant in pharmaceutical laboratory. American professional handling glass flask in modern company. Employee in work attire.