Explain about the dessicator, Biology

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Explain about the Dessicator?

A dessicator is used to prevent an item from absorbing moisture. It is able to accomplish this because of a chemical, known as the dessicant, is housed within the container.

This chemical, normally sodium sulfate, is extremely hygroscopic and will readily absorb water from the air. Figure illustrates a dessicator used to keep salts that absorb atmospheric humidity. It prevents chemicals from absorbing moisture from air.

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