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2. Pharmaceutical industry





            2.1.   TOC determination in ultrapure water –       2.6.   TOC determination according to USP 643 (USP 36-NF 31)
                 comparison of the various oxidation techniques  2.7.   TOC determination according to USP 661.1 –
            2.2.   TOC determination in cleaning validation – final Rinse  Testing of plastic packaging systems and their materials
            2.3.   TOC determination in cleaning validation –        of construction
                 SWAB Method                                    2.8.   TOC determination according to USP 661.2 –
            2.4.   TOC determination according to EP 2.2.44          Testing of plastic packaging systems and their materials
            2.5.   TOC determination in ultra pure water with wet chemical   of construction
                 oxidation


            Pharmaceutics is an ancient science that has supported people   Many drugs are manufactured in batch mode operation. Prior
            with remedies to help alleviate pain and heal illnesses. After   to the production of the next batch, materials and working
            medication, certain substances are expected to unfold their   equipment must be extensively cleaned. In order to verify that
            beneficial ef fects – while side effects from interfering sub-  the equipment is free from the ‘previous’ drug batch, the TOC
            stances and contaminations are undesirable. This is why it is   parameter is used for the evaluation of the cleaning process.
            important to use the purest possible substances and purified   The TOC not only mirrors the presence of drugs, but also re-
            equipment and materials in the production of drugs.  veals other contaminants such as those from cleaning agents.

            To meet this standard, legislators have published Pharmaco-  With its TOC analyzers, Shimadzu offers systems that are suit-
            poeias. These in clude methods and rules for the manufacture,   able for many different TOC analysis issues in the pharmaceuti-
            storage, quality and testing of drugs. For drug manufacturers,   cal industry. In addition to the lowest detection sensitivity, the
            complying with the rules and methods of the Pharmacopoeia is   robust analyzers offer the highest precision and accuracy. Just
            mandatory.                                          like the analyzers themselves, the operation and evaluation
                                                                software complies with all requirements of the FDA and the
            TOC determination is also described in the Pharmacopoeia (for   Pharmacopoeia.
            instance the European Pharmacopoeia = EP). The sum parame-
            ter serves as a measure of contamination by organic com-  Further information can be found in the individual application
            pounds. Not only the method itself is described, but also a test   notes (for in stance ‘TOC determination in ultrapure water,
            to verify the suitability of a TOC analyzer for the analysis.  cleaning validation or in accordance with EP 2.2.44’). In addi-
                                                                tion to pharmaceutical applications, there are also application
            In addition to ultrapure water required for the manufacture of   notes and information on ‘Environmental analysis’, ‘Chemical
            drugs, water for injections – water that is directly injected into   industry’, ‘TOC special applications’, ‘TOC in daily practice’ and
            the bloodstream of the human or animal body – is also tested   ‘TOC process analysis.’
            for its TOC content. The Pharmacopoeia actually specifies a
            maximum TOC limit value for such specific waters.
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