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    September 23

    zz如何制作人造牛奶

     "新浪博客上一位叫做jesusloveus的blogger,自称是乳品工艺专业毕业,曾经在某大型乳业集团担任收奶员多年。他写了一篇文章道出了许多行业内幕:公司从来不拒收奶,因为一件东西是要充分利用的,这样才能取得最大的价值,获得最大的利润。最好的奶做酸奶,因为不是好奶做不出来。其次做纯牛奶,高钙奶之类的。再差的奶做花色奶即花生奶,早餐奶等。那些发酸的奶做酸性乳饮料。还有那种臭的熏人的奶做冰激凌味道最好。那些又臭成粘稠状的做奶粉。
    往牛奶添加尿素是老生常谈。开始是奶农自己往原奶里撒尿,收奶站人少没有那么多鲜尿:(,掺了水后往奶里再掺尿素。这样的牛奶拿到乳业公司,他们不知道吗?他们知道,但是奶源少,乳业公司只能压价收购,造成一种恶性循环。这样收购上来的奶,不用煮就已经味道很冲了,通常就是高温加热,去除一部分尿素,可是还不行,残留下来的尿素含量还很高,而且更要命的是名义“蛋白质”含量不达标了,按照指标甚至连劣质奶的标准都达不到,只能添加一些其他原料补充。有良心的就是添加蛋白粉,无良的企业就添加蛋白精,也就是三聚氰胺。 "

    如果您的女儿在8-9岁就来月经,那是喝了打了激素的奶牛的奶。最简单的造假是掺水。一般加工厂收原料奶控制蛋白含量1%,脂肪含量3%,但是奶牛产奶一般来说冬季远远大于这个数字,夏季也比这个数字略高。

    奶厂收原料奶一般都用凯氏定氮法测定总N含量,然后换算成蛋白含量,所以只要提高N含量就可以了,不太黑心的奶户和牛场掺了尿素,稍微黑心点的掺牛尿,更节省成本还有奶香味!但是这样一来脂肪含量相对下降了,也有办法,把尿素和植物油/洗衣粉按比例添加就可以了。

    真正高技术含量的造假是人造牛奶:牛奶的收购指标有感官、黏度、PH、比重、N含量、脂肪含量、青霉素残留、干物质总含量,针对这些指标,用固定的配方能做出足以乱真的“牛奶”,原料就是三聚氰胺、淀粉、盐酸、水、洗衣粉、植物油、明胶、香精、乳糖。那个三聚氰胺是种胶黏剂,黏度调节就靠它。

    最好的牛奶用作制作酸奶,因为无论什么厂家,无论什么人,用含有洗衣粉和抗生素的奶是造不出好酸奶的,酸奶为什么贵得离谱,就因为这,其实做酸奶只要80%的牛奶就够了。

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