鉴别奶粉质量好坏可从下边四个方面:一、眼看:奶粉应当白而略带淡黄色。色深或带有焦黄色和灰白色的为次。颜色不对,说明质量有问题。二、鼻闻:正常奶粉有清淡的乳香气,如带有霉味、酸味、腥味或苦味,说明奶粉已变质。 Identify the quality of milk from the following four aspects: First, see: milk white and slightly yellowish. Color depth or with a faint yellow and gray for the second. Wrong color, indicating a quality problem. Second, nasal smell: Normal milk has a light milk aroma, such as with musty, sour, fishy or bitter, indicating that the milk has deteriorated.