Hombre científico sosteniendo tubo de vidrio en la mano en el laboratorio - Foto e imágenes de stock

Glass test tubes filled with liquid for an experiment in a science research la

Chemical industry bulb with blue magenta pink liquid lab tubes stand on the table in the laboratory of liquid testing test development substances poisons additives stabilizers flavors house cleaning.

Glass test tubes that contain many chemicals in a laboratory, a scientific reaction of different colors with color liqui

Scientists are researching and producing vaccines and medicines for the treatment of viral diseases. Kovit 19, Scientists working in laboratory