Stock photos and images of username:vladimka

Close up of a woman shaking samples using a vortex mixer before HPLC analysis.

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TwinGuard industrial freezer, maintaining -80 C, for sample preservation before chemical analysis.

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Close up of a chemist shaking samples using a vortex mixer before HPLC analysis

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Samples are frozen at -80 C in a TwinGuard industrial freezer before chemical examination.

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Autosampler picks up a vial and collects samples before injecting them for HPLC analysis.

TwinGuard industrial freezer set to -80 C for preserving samples prior to chemical or biochemical analysis.

Before HPLC analysis, a chemist agitates the samples using a vortex mixer.

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Samples are shaken by a chemist with a vortex mixer before HPLC analysis.

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TwinGuard industrial freezer for freezing samples at - 80 C before chemical or biochemical analysis

HPLC glass vials with black caps are positioned in the autosampler, awaiting injection.

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Industrial freezer set to -80 C for preserving samples prior to chemical or biochemical analysis.

Chemist switches on laboratory shakers for sample preparation

Powder samples being weighed by a woman using laboratory balances.

Laboratory worker mixes samples with a vortex mixer in preparation for HPLC analysis.

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Using a vortex mixer, a chemist agitates samples before conducting HPLC analysis.

Samples shaking on the laboratory shaker, preparing them for further analysis in the laboratory

A woman utilizes laboratory balances to measure powder samples

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Samples in glass vials with black caps are awaiting analysis in the autosampler of the HPLC system.

Woman hand opening TwinGuard -80 C freezer with samples

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Eppendorf and Thermo automatic pipettes in a chemical laboratory .

HPLC glass vials with black caps in the auto sampler are waiting for injection

Close up of a woman inserting tubes into a fraction collector connected to an HPLC system.

Woman hand opening a -80 C freezer with samples

Chemist in rubber gloves places samples on the laboratory shaker in the lab.

Close up of a woman weighing powder samples using laboratory balances.

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Two big industrial Liebherr freezer in the laboratory.

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Freezer at -80 C used for freezing samples ahead of chemical or biochemical analysis.

Prior to HPLC analysis, a chemist shakes samples using a vortex mixer.

Bottom view of a chemist shaking yellow samples before analysis.

Using laboratory balances, a researcher weighs powder samples.

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