牛奶及乳份的感官鉴别如下掺假的手段很多，如牛奶掺水、糖、盐、石灰水、尿素、水杨酸、碱等。乳粉掺糖、面粉、豆粉、糊精等，这样不但降低了乳品的营养成分，而且改变了乳品的理化特性，使乳品受到污染，不易保存。饮用后对人体健康有害，可产生腹泻等症状。消费者购买时应 Sensory identification of milk and milk are as follows adulteration means, such as milk water, sugar, salt, lime water, urea, salicylic acid, alkali and so on. Mixed with milk powder, flour, soybean meal, dextrin, etc., so not only reduce the nutritional content of dairy products, but also changed the physical and chemical characteristics of dairy products, so that the dairy products are contaminated and difficult to preserve. Harmful to human health after drinking, can cause diarrhea and other symptoms. Consumers should purchase