Abstract: This method is used to determine the content of formaldehyde in white sugar, up to 1.0 mg/kg, using a colorimetric procedure.
The absorption of a solution, after reacting with Hantzsch's reagent, is measured at 410 nm.
Online Access to ICUMSA Method GS2-36 (2005)
Access to the online Version of ICUMSA Method GS2-36 (2005) can be obtained from the Sugar Industry Website, operated by Bartens. The online access for two years costs EUR30 (+ 19 % VAT for German and EU citizens without EU VAT No.).