现在市场上的牛奶掺假，主要有几种方法：掺水、掺米汤、掺淀粉、掺碳酸钠。不法商最常用的是掺水。掺米汤或掺淀粉，则是掺水的变换手法，可以掩盖掺水时的稀薄感，而且掺淀粉可使牛扔的颜色更白。掺碳酸钠的目的是使轻度腐败发酸的牛奶酸度降低。一般可以用以下的简易方法辨 Adulteration of milk on the market now, there are several ways: water, mixed rice soup, mixed with starch, sodium carbonate. Unscrupulous businessmen are most commonly used water. Mixed rice soup or starch, it is a water diversion technique that can mask the sense of thin water when mixed with water, and can be thrown with starch more white cattle color. The purpose of sodium carbonate is to reduce the acidity of mildly corrosive milk. Generally can use the following easy way to distinguish