好的胶原蛋白能完全溶解于水吗?
推荐时间: 2015-11-16 11:38:37
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将胶原蛋白按照5%的浓度在透明度好的玻璃杯中,普通温度即可,完全溶解,再倒一杯100毫升清水或矿泉水,比对观察两个杯里液体的颜色。溶液越接近无色(清水)的,胶原蛋白的品质越纯越好。 品质良好的胶原蛋白溶液的颜色应接近为无色,且为清澈透明状态,与清水差别极小,几乎看不出来有颜色。品质低级的胶原蛋白溶液(5%)的颜色则较深较明显,呈黄色,颜色越深品质越差。
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