understand that measurement of biocide recidual enables optimisation of biocide dosing.
know that some oxidising biocides are rather easy to measure directly from process samples .
know that the measurement of non-oxidising biocides requires usually advanced analytics. It can be done in a well-equipped laboratory, for example, in order to verify food-contact compatibility of a dry paper product.
Harp DL. (2002) Current technology of chlorine analysis for water and wastewater. Technical Information Series – Booklet No. 17. Hach Company. [Online] Available from: https://www.hach.com/cms-portals/hach_com/cms/documents/pdf/LIT/L7019-ChlorineAnalysis.pdf [Accessed 16th December.2019]
Bundesinstitut für Risikobewertung. Database BfR Recommendations on Food Contact Materials, BfR XXXVI.Paper and board for Food Contact. 2017. [Online] Available from: https://bfr.ble.de/kse/faces/DBEmpfehlung_en.jsp. [Accessed 16.th December 2019].
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