Unverified82% confidenceCautionTime unknown
PVC-U排水管长期耐受温度约60℃,强碱溶解剂放热反应可使局部水温骤升,一次性投入过量粉末会导致老旧薄壁PVC管软化变形,单次用量应控制在包装建议量以内并分次使用
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82%
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Long-term
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