The oil retention of the CE marked fertilising product, following two thermal cycles as described under Heading 4.1 in Module A1 in Annex IV, must not exceed 4 % by mass.
Vrednost zadrževanja olja gnojilnega proizvoda z oznako CE po dveh toplotnih ciklih, kakor sta opisana v razdelku 4.1 modula A1 v Prilogi IV, ne sme presegati 4 masne odstotke.