This International Standard specifies a method for the determination of the hexane extract (or petroleum ether extract), referred to as "oil content", of extraction meals (excluding mixed products) resulting from oil extraction by pressing or from solvent extractions from oil seeds.
ISO 5502:1992 Oilseed residues; preparation of test samples
ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results - Part 1: General principles and definitions
ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results - Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
ISO 659:1998 Oilseeds - Determination of oil content (Reference method)
ISO 771:1977 Oilseed residues; Determination of moisture and volatile matter content
EN ISO 734:2015 history
2023EN ISO 734:2023 Oilseed meals - Determination of oil content - Extraction method with hexane (or light petroleum) (ISO 734:2023)
2015EN ISO 734:2015 Oilseed meals - Determination of oil content - Extraction method with hexane (or light petroleum) (ISO 734:2015)