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餘氯測試液的使用方法
Oct 17th 2013, 04:01

我是用一杯自來水和他牌的淨水器做餘氯的比較

自來水滴下去餘氯測定液馬上有黃色產生

他牌過濾出來的淨水器滴下去當下沒有顏色產生,但過了10分鐘水中的顏色慢慢變淡淡的黃色

想請問的是,過濾出來的水不是說沒有氯嗎?

怎麼等了10分鐘還有顏色跑出來?是因為氯又釋放出來了?

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