Superseded85% confidenceCautionTime unknown
装酸性食物（番茄汤、醋类、柠檬）不建议长时间使用非304/316不锈钢罐，普通201不锈钢或劣质内胆易被腐蚀析出金属，认准内胆标注'304'或'316L医用级'
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
This knowledge claim has been superseded by newer content
长期携带优先选304或316不锈钢材质餐具，316耐酸腐蚀更适合装醋、柠檬等酸性食物；避免选用未标注钢号的"不锈铁"（含铁量高易生锈）Sources
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