可以用 二氧化氯 (Chlorine dioxide) 下面這二款都可以,稀釋後的最大濃度不要超過 100ppm,錠狀比較好控制量與保存,第二種桶裝,可稀釋範圍廣,包含飲水淨化:
Aike Home 200 Pieces Swimming Pool Instant Disinfectant Tablets Chlorine Dioxide Effervescent Tablets Chloride Disinfectant
https://www.amazon.com/....Amazon\.com: 128oz Purogene Drinking Water Treatment and Water System Sanitizer.
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