[KongchangAI]
Unverified80% confidenceFactTime unknown

购买时认准内胆标注食品接触级不锈钢标准(如GB 4806.9),部分低价产品用201不锈钢冒充304,可用磁铁初步测试:201强磁性,304/316弱磁或无磁

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