Unverified85% confidenceDecision RuleTime unknown
体表驱虫优先选硅藻土（Diatomaceous Earth）食品级成分，物理杀虫（破坏虫体外壳脱水）无神经毒性，适合幼宠、孕期及哺乳期动物，SiO2含量应≥85%
1
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85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified选购硅藻土型防虫粉（用于爬虫、蟑螂、跳蚤）应认准食品级DE（Food Grade Diatomaceous Earth），工业级或泳池级硅藻土含结晶二氧化硅，吸入有害肺部70% similarUnverified除蟑螂/蚂蚁优先选硅藻土含量≥85%的物理性除虫粉，靠破坏昆虫外骨骼脱水致死，无抗药性问题，缝隙灌注持效可达数月（保持干燥）69% similarUnverified跳蚤根治需环境+宿主同步处理：硅藻土处理地板/缝隙/宠物窝，宠物身上用体外驱虫滴剂，仅撒粉不处理宠物本身无法根除，因90%虫卵/幼虫在环境中68% similarUnverified硅藻土等物理驱虫粉对成虫（跳蚤、螨虫成体）有效但对虫卵和体内寄生虫无效，若宠物已有大量跳蚤感染或需驱蛔虫/绦虫，应改用滴剂或口服药而非驱虫粉68% similarUnverified物理防治（跳蚤梳、硅藻土、超细网眼）零化学残留但只能清除当下成虫，无法处理环境中占95%的虫卵/幼虫/蛹，因此对已爆发的感染无法根治，仅适合轻度或辅助67% similar
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