Unverified85% confidenceDecision RuleTime unknown
鸡蛋新鲜度可用盐水/清水判断:新鲜蛋在水中平躺沉底,钝端上翘或直立说明气室变大已存放较久,完全漂浮的应丢弃;这比只看包装保质期更可靠
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Unverified鸡蛋新鲜度可通过浮水法判断:新鲜蛋沉底平躺,气室小;放置1周后钝端上浮呈斜立;完全竖起或漂浮说明气室过大已变质。晃动无声为新鲜,有明显晃荡感说明蛋液变稀不新鲜91% similarUnverified判断鸡蛋新鲜度可用盐水浮沉法:清水中平躺沉底为新鲜(≤7天),大头翘起为次新鲜(10-15天),完全漂浮说明气室过大已变质应丢弃90% similarUnverified判断新鲜度实用方法:新鲜蛋放入盐水中平躺沉底,气室小;晃动无声;打开后蛋黄凸起圆润、浓蛋白多且不易散开,浮起或散黄说明已不新鲜88% similarUnverified验证鸡蛋新鲜度可做盐水浮沉测试:将蛋放入浓度约10%的盐水中,沉底平躺为新鲜(1周内),斜立为7-14天,完全浮起说明气室过大已不新鲜85% similarUnverified新鲜鸡蛋放入清水中平躺沉底,钝端微翘为较新鲜(3-7天),竖立悬浮说明气室增大(放置约2-3周),完全上浮则已变质不可食用85% similar
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