Foodstuffs. Determination of aflatoxin B1, and the total content of aflatoxins B1, B2, G1 and G2 in cereals, nuts and derived products. High-performance liquid chromatographic method
Zinc and/or aluminium based coatings on steel. Determination of coating mass per unit area and chemical composition. Gravimetry, inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry