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Technical guide

How a water bath prepares samples

A temperature-controlled water bath helps bring samples to the same starting temperature before a test.

Circular stainless-steel lid with sight opening on a water-bath vessel
Vessel lid and sight opening on the water-bath unitAI restyled from the source photograph

A water bath helps bring samples to comparable temperatures before testing. In a mixer or fermenter, bath temperature, stirring and measurements can be used to follow changes in the recipe over time.

A test tracks both the product and bath temperatures. Sample volume, vessel design, and circulation affect how fast the product warms or cools.