Δοκιμαστικοί σωλήνες σε κάτοψη από κοντά - Φωτογραφίες & Εικόνες Αρχείου

Cropped image of glass tubes with liquid on stand in laboratory on blue

Test tubes on blue background

Glass chemistry tubes on a colour background

A tray with glass test tubes in a plastic tray on a blue perspective view from the right.

Glass tubes with liquid on stand in chemical laboratory on blue

An image of some test tubes in the laboratory

Test tubes in laboratory

Pipette above test tubes

Scientific laboratory glassware close-up view

Dropping liquid into row of test tubes

Test tubes with liquid on rack

Dispensing liquid in pipette into Petri dish

Scientific laboratory glassware and safety goggles

Empty beaker close-up view

Pipette above beaker close-up view

Dispensing liquid in pipette into Petri dish

Test tubes in laboratory

Hand holding test tube

Test tubes in beaker

Liquid in test tubes close-up view