This International Standard specifies the reference method for determining the fat content of all types of cheese and processed cheese in which the mass fraction of lactose content is less than 5% (mass fraction) of fat-free solids.
EN ISO 1735:2004 Referenced Document
ISO 3889:1977 Milk and milk products; Determination of fat content; Mojonnier-type fat extraction flasks
EN ISO 1735:2004 history
2004EN ISO 1735:2004 Cheese and processed cheese products - Determination of fat content - Gravimetric method (Reference method)