Chemical experiments. Clip. Various glass tubes in which solutions of different colors interfere
Experiment chemical solution mixing liquids on a Hotplate Stirrer in Lab. Clip. Solution mixing liquids of different colors in Laboratory
Stock footage. A laboratory that does experiments and checks chemical compositions of different colors.
Close-up of flask with chemical liquid. Clip. Laboratory conducts experiments with chemical liquid that changes colors. Chemical process in
Close-up of flask with chemical liquid. Clip. Laboratory conducts experiments with chemical liquid that changes colors. Chemical process in
Chemical process. Stock footage. A small test tube with a green chemical solution that is mixed.
Chemical process. Stock footage. A small test tube with a green chemical solution that is mixed.
Female chemist doing experiments in a laboratory pouring chemical solutions into glass text tubes with a background of formulae on a blackboard. RAW video record.
Mixing of alkali and phenolphthalein solution, chemical reaction. The test tube is close-up
Hand of a lab technician, pharmacist or doctor holding a test tube adding a chemical solution from a pipette during a test or experiment watched by colleagues or students
Hand of a lab technician, pharmacist or doctor holding a test tube adding a chemical solution from a pipette during a test or experiment watched by colleagues or students
Chemical reaction. Stock footage. Small test tubes are tested with special solutions that boil.