Application Note

Application Note: The 550 TOC Analyzer Meets USP <643> And EP 2.2.44 Requirements

Source: Mettler-Toledo Thornton, Inc.
The United States Pharmacopoeia (USP) <643> and the European Pharmacopoeia (EP) 2.2.44 require that TOC analyzers, used to measure Water for Injection, Purified Water and Highly Purified Water (EP only) be periodically challenged with two known concentrations of carbon to assure system performance.
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