ISO 14673-1 | IDF 189-1: 2004 - Milk and milk products - Determination of nitrate and nitrite - Part 1: Method using cadmium reduction and spectrometry - Second EditionThis standard specifies a method for the determination of the nitrate and nitrite contents of milk and milk products by cadmium reduction and spectrometry. The method is applicable to: whole and partly skimmed and skimmed dried milk; hard, semi hard and soft cheeses; processed cheese; whey cheese, caseins and caseinates and dried whey. The method may be performed using automatic equipment, in particular by segmented flow analysis (SFA) or flow