Fecha de publicación: -- Fuente: WIPO "milk" Method for reveal of presence of soya proteins in milk or milk products prescribes sedimentation of proteins of milk or milk product samples, extraction with organic solvent of residual fat of deposit obtained in case of milk, and in case of study of cheeses – direct extraction of fat of sample, electrophoresis separation of degreased proteins, identification of those. The method makes it possible to reveal in milk and combined products presence of soya proteins that comprise not less than 0.3 % of total mass of sample.