前言在牛乳中加入尿素再加入一定量水,其目的在于增加牛乳的体积而不引起其比重发生变化,这正是那些利欲熏心,见利忘义,损害消费者利益的少数养牛户所为,这种恶劣行为,在国内各地并不少见,应引起严重关注。经试验,在250毫升乳样中,加入农用尿素25克,再加250毫升水、其掺水乳样 Preface The addition of urea in milk and then add a certain amount of water, the purpose is to increase the volume of milk without causing its weight change, which is the desire to smuggle, to see the benefits, to the detriment of the interests of consumers a few cattle farmers, Such bad behavior is not uncommon in various parts of the country and should arouse serious concern. After testing, in 250 ml of milk sample, add agricultural urea 25 g, plus 250 ml of water, the water-in milk sample