Unverified90% confidenceDecision RuleTime unknown
材质选PP（聚丙烯，回收标志5号）或食品级PET，避免PVC和无标识杂料塑料；PP耐温性好、无双酚A，长期储存干粮最安全
1
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90%
Confidence
Long-term
Relevance
-
First Seen
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Unverified材质选PP（聚丙烯）或PET食品级塑料，认准桶底三角回收标志内数字为5（PP）或1（PET），避免PVC（数字3）和不明再生料，PP耐温性最好可装刚晒干的粮食94% similarUnverified材质须认准食品级PP（聚丙烯，回收标志05）或食品级PET，避免PVC（03）和不明再生塑料；透明桶体若发黄、有异味多为再生料，不宜长期接触食物93% similarUnverified材质优先选PP聚丙烯（PP5）且标注食品级/FDA认证，避免PVC或来路不明的再生塑料；PET透明桶美观但阻氧性弱于PP，长期储粮建议PP材质93% similarUnverified材质优先选PP5号（聚丙烯）且标注食品级，避免选用回收塑料或无标识透明桶；PET材质长期存放油脂类犬猫粮可能析出物质，PP耐油脂性能更好90% similar
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