This International Standard specifies methods for the extraction or separation of a representative part of the fat, containing lipids and liposoluble compounds, from milk and milk products. The method is applicable to pretreatment of samples for the methods described in ISO 15884 and ISO 15885. It should be noted that free fatty acids are not part of extracted fat as described in methods for the fat determination in milk, condensed milk, dried milk products, cream and fermented milk.