Tubes et récipients en verre de chimie remplis de liquides colorés sur la surface du tableau noir avec quelques structures chimiques dessinées à la craie, faible profondeur de la composition du champ - Photo & image de stock

Chemistry glass tubes and vessels filled with colorful liquids against the blackboard composition

Pharmacy Laboratory and chemistry theme. Test glass flask with liquid solution in research

Test tubes closeup on blue background

Chemical glass close up

Chemistry flask glassware for test laboratory.

Abstract laboratory glassware equipment over blue background

Glass tubes with color liquids in science laboratory

Chemistry glass tubes and vessels filled with colorful liquids against the blackboard composition

Multiple glass tubes and vessels over the blackboard with some chemistry structure formulas written over it

Chemistry glass tubes and vessels filled with liquids over the stack of colorful books against the blackboard composition

Blackboard with some chemistry structures drawn with chalk as a background composition with a shallow depth of field

Blackboard with some chemistry structures drawn with chalk as a background composition

Multiple glass tubes and vessels over the blackboard with some chemistry structure formulas written over it

Multiple glass tubes and vessels over the blackboard with some chemistry structure formulas written over it

Erlenmeyer flasks filled with the red, blue and green colored liquid isolated over the white background, set of multiple foreshortenings

Erlenmeyer flasks filled with the red colored liquid isolated over the white background, set of four different foreshortenings

Erlenmeyer flask filled with the green colored liquid isolated over the white background, set of four different foreshortenings

Erlenmeyer flask filled with the red colored liquid isolated over the white background