The Phosphorus Ultra Low-Range Checker® HC Calibration Check Set – HI736-11 provides a simple solution to validating the Phosphorus Ultra Low-Range Checker® HC – HI736 that has a range of 0 to 200 ppb as phosphorus. This high-quality set of standards is manufactured in our state-of-the-art facility and comes supplied with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiration date for traceability when certifying the Checker® HC.


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