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Urea in water and wastewater, enzymatic determination - Photometric determination using the indophenol blue method after cleavage of the urea
Method: UV/VIS spectrophotometry; Method No. 2524
Photometric application for Gardener Color Measurement for Spectroquant® Prove
Analytical Method: Determination of White Sugar Solution Color (ICUMSA Method GS2/3-10) – at 420 nm
Spectrophotometric measurement at 446 nm; method No. 2523