A scientist in a lab putting some chemicals into an erlenmeyers flask due to test the hardness of the water - the water is soft and the content becomes blue
Scientist places purple crystal material into glass bowl for chemical research in laboratory
A lot of bottle with chemicals. Stock footage. Small bottles with chemical formulas and substances. Chemical compositions of bottles in
Asian woman takes off glasses suffering from eye strain
Chemical laboratory. Action. Bright various chemical elements in the glass that are mixed and poured.
Chemical laboratory. Action. Bright various chemical elements in the glass that are mixed and poured.
Male pharmacist is in work process with modern equipment in pharmaceutical factory spbd. Man professional controls metal installation that produces samples of drugs in chemical laboratory. Person
Chemical transfer of chemical that was diluted in test tube into cuvette by auto pipette for testing
Eye Strain. Tired Businesswoman Taking Off Glasses And Massaging Nosebridge At Workplace
Scientist pours chemicals from a test tube into a flask, triggering an intense chemical reaction
Researcher pours chemicals from a test tube into a flask, triggering an intense chemical reaction
Lab technician is in work process with chemicals, sitting at desk in pharmaceutical laboratory spbd. Woman employee stirs colored liquid in flask with glass stick at workplace in company. Modern