青手、液体を蒸発実験でフラスコを保持している女性の化学者 - ストックフッテージ＆ビデオ

Young female chemist doing science experiment with chemicals. Full HD

Scientist putting on gloves at working day beginning, protective uniform

The lab technician checks the quality of the chicken meat in the lab. Food quality control.

The laboratory assistant works in the laboratory with test-tubes and marks test-tubes

Female chemist studying blue mixture in conical flask, conducting research

Vet lab assistant looking at meat sample in yellow liquid, swine flu analysis

Scientist putting on gloves at working day beginning, protective uniform

Female chemist studying blue mixture in conical flask, conducting research

Vet lab assistant looking at meat sample in yellow liquid, swine flu analysis

Lab assistant looking at tube with transparent yellow liquid, biofuel testing

Beautiful lab assistant analyzing biomaterial in tubes, biochemical research

Biologist analyzing green plant sample in tube, biofuel development, environment