Женщина в перчатках держит стакан с образцом воды. Отбор проб из открытой воды. - Стоковое фото и изображение

Woman with hands in gloves holds a glass with a sample of water. Sampling from open water.

Liquidator of the accident, in a protective suit and a yellow vest, looking at the reaction in a test tube, on the background of the pond

A man in a protective suit and respirator analyzes the water from the river in a portable laboratory using special reagents

Sampling from open water. A scientist or biologist takes a water sample near an industrial plant. A sample of water in a round chemical flask.

Sampling from open water. A scientist or biologist takes a water sample near an industrial plant. A sample of water in a round chemical flask.

Sampling from open water. A scientist or biologist takes a water sample. Water sample in a chemical test tube with a pipette.

Sampling from open water. A scientist or biologist takes a water sample near an industrial plant. Water sample in a chemical test tube with a pipette.

Sampling from open water. A scientist or biologist takes a water sample near an industrial plant. Sample of water in a chemical test tube.

Sampling from open water. A scientist or biologist takes a water sample near an industrial plant. A sample of water in a round chemical flask.

Sampling from open water. A scientist or biologist takes a water sample near an industrial plant. A sample of water in a round chemical flask.

Sampling from open water. A scientist or biologist takes a water sample. Water sample in a chemical test tube with a pipette.