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1.选购桶装油首先看桶口有无油迹,有则表明封口不严,会导致油在贮放过程中被氧化。还要看桶底有无沉淀,加工精度低的油放置一段时间后,必然有不同程度沉淀。2.选油时看品牌。虽然金龙鱼是大品牌,仍然出问题了,但相对来说,大品牌比小品牌或散装油还是有保障一些。3.买油时看色泽。色泽能反映油的质量好坏,那些有杂质、颜色暗淡或呈棕褐色的最好不要买。品质好的豆油为深黄色,一般的为淡黄色;菜籽油为黄中带点绿或金黄色:花生油为淡
1. Buy barrels of oil first look at the barrel without oil, there are lax seal, it will lead to the oxidation of oil storage process. Also depends on whether there is precipitation at the bottom of the bucket, processing oil with low accuracy for a period of time, there must be different degrees of precipitation. 2. When looking at the brand oil. Although Arowana is a big brand, still a problem, but relatively speaking, big brands than small brands or bulk oil is still some protection. 3. See the color when buying oil. Color can reflect the quality of the oil, those who have impurities, dark colors or brown best not to buy. Good quality soybean oil is dark yellow, the general is yellow; rapeseed oil is yellow with a little green or golden yellow: peanut oil is light