Medical vacutainer tubes with red mark
Chemist doctor analyzing medical vacutainer with blood
Vacutainers and test tubes on tray in science laboratory
Scientist or chemist in coveralls holding vacutainer
Close up of vacutainers with liquid blood in laboratory
Close up of vacutainers with blood for dna research
Close up of vacutainers with blood in science laboratory
Close up of tray with vacutainers on laboratory desk
Biochemistry doctor analyzing vacutainer with blood
Biochemist with a vacutainer sitting at a lab table
Scientist doctor woman analyzing transparent vacutainer with blood
Selective focus on transparent vacutainer with blood standing on table
Selective focus on transparent vacutainer with blood standing on table
Selective focus on transparent vacutainer with blood standing on table
Researcher biochemist doctor analyzing transparent vacutainer with blood
Scientific doctor analyzing sample of blood from vacutainer
Researcher biochemist doctor analyzing transparent vacutainer with blood
Microbiology doctor studying vacutainer with liquid blood
Close up of vacutainer filled with blood for investigation
Microbiology doctor studying vacutainer with liquid blood
Doctor in science laboratory analyzing tray of vacutainers
Laboratory scientist holding vacutainer with blood sample
Portrait of chemist holding glass vacutainer with blood
Close up of vacutainer filled with blood for investigation
Nurse inserting vacutainer with blood sample into centrifuge
Close up of medical vacutainers with blood on tray
Close up of hand with gloves holding vacutainer
Close up of vacutainers tray with blood on desk
Focused biochemist holding a vacutainer at the lab table
Biochemist with a vacutainer standing before the centrifuge machine
