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怎么识别菜子油好与坏
更新时间: 2021-11-19 10:49:57  

1、每种油都有各自独特的气味。可以在手掌上滴一两滴油,双手合拢摩擦,发热时仔细闻其气味。有异味的油,说明质量有问题,有臭味的很可能就是地沟油,若有矿物油的气味更不能买。

2、取一滴油,仔细品尝其味道。口感带酸味的油是不合格产品,有异味的油可能是地沟油”。

3、取油层底部的油一两滴,涂在易燃的纸片上,点燃并听其响声。燃烧正常无响声的是合格产品,燃烧不正常且发出吱吱”声音的,水分超标,是不合格产品,燃烧时发出爆炸声,表明油的含水量严重超标,很有可能是掺假产品。

关键词: 怎么 识别 菜子油

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