Al laboratorio medico. Primo piano delle provette in piedi nel rack speciale mentre vengono utilizzate per analisi mediche - Foto e immagini stock

For the analysis. Close up of a test sample being taken from a test tube for professional biological analysis

Chemist,scientist hand dropping chemical liquid into test tube, science research and development concept

Scientist mix chemicals with The shake machine Before the experiment.Mixture laced with samples into test tubes,Thailand scientist working in the lab

The scientists injected chemicals into plastic tubes,Scientist mix chemicals with The shake machine Before the experiment.Mixture laced with samples into test tubes,prepare sample for test

Test sample. Selective focus of a test tube being taken out for biological analysis

It is all about proportions. Scaled up look on a male scientist standing at a set of test tubes with chemical substances and using a pipette while pouring a drop of chemical liquid.

Controlled experiment. Close up of a researcher in gloves holding a pipette while pouring a drop of a chemical liquid in one of the test tubes.

Fuzzy photo. Competent scientist bowing head while looking downwards and holding test glasses in both hands

Medical research. Selective focus of a pipette being in the laboratory workers hands while doing the research

Favorite experiment. Competent scientist wearing sterile rubber gloves and standing near her workplace while dropping reagent

Protective gloves. Professional medical worker wearing gloves while doing chemical experiment

Pink liquid. Close up of female hands being in protective gloves while working with reagents

Working process. Professional medical worker using sterile equipment while doing chemical experiment in his laboratory

Cropped photo of a male hand in a latex glove holding a disposable transfer pipette