Objavljen
The method consists in extracting the acid from an acidified test portion using diethyl ether, nitrating followed by reduction and Mohler's reaction modified with hydroxylaminehydrochloride, measuring the absorbance of the red complex obtained with a suitable spectrometer. For determining lower concentrations, see ISO 5518.
OBJAVLJEN
ISO 6560:1983
90.93
Odluka o potvrđivanju standarda
26. 8. 2024.
Proizvodi od voća i povrća - Određivanje sadržaja benzoeve kiseline (sadržaj benzoeve kiseline veći od 200 mg po litru ili po kilogramu) - Metoda molekularne apsorpcione spektrometrije
90.93 Odluka o potvrđivanju standarda