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Decagon Devices Inc Water Activity Standards

Supplier: Decagon Devices Inc 40745

The Addium Water Activity Standards are used to verify the accuracy and operation of water activity meters. They contain saturated salt solutions sealed in air tight glass vials, which create a constant humidity environment. This product includes 5 vials with the following salt solutions: Lithium chloride, Sodium chloride, Magnesium chloride, Potassium sulfate, and Potassium acetate. The vials have water activity values ranging from 0.113 to 0.984 at 25°C. They can be used for annual verification and calibration. The standards are traceable to NIST and come with a certificate of analysis. They have a 12 month shelf life from manufacturing date.
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