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Verification Standards

The WP4C should be regularly checked against known water activity standards. This specific-molality salt solution in single-use disposable vials make verification quick and easy (50 vials).

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California requires the following notice

⚠️ WARNING: This product may contain chemicals including ethylene glycol, lead, nickel, styrene and cadmium, which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov

Verification Standards