man drops light brown liquid into plastic measuring spoon from pipette on black background extreme close view
scientist drops light brown liquid from pipette into plastic measuring cup on black background extreme close view
lab assistant takes brown liquid with glass pipette from cup on dark background extreme close view
man hand takes brown liquid from measuring spoon with pipette on dark background extreme close view
Lab Assistant Dispenses Liquid into Measuring Cup - Close-Up Shot
person drops light brown water into transparent measuring spoon on black background extreme close view
Lab technician adds a few drops of a red chemical from a pipette to a petri dish
Lab worker adds a few drops of a red chemical from a pipette to a petri dish
Lab worker adds a few drops of a red chemical from a pipette to a petri dish
Pouring liquid into a cosmetic bottle extreme close-up.
microbiologist is taking liquid with dangerous bacteria from test tube by pipette in laboratory, working with chemicals and toxins, closeup
Technician carefully drips the solution from the pipette into glass tubes for DNA analysis. Doctor Drips Blue Solution Into Glass Tube, Coronavirus Pandemic, Hands Closeup.