余氯、總氯測定儀產(chǎn)品及廠家
水中余氯（消毒）速測試紙水中余氯（消毒）速測試紙【檢 測 原 理】本速測盒應(yīng)用目測比色法原理進(jìn)行半定量檢測，將試紙上的藥塊與樣品接觸進(jìn)行顯色反應(yīng)，根據(jù)試紙顏色判定出樣品中氯、余氯含量。附餐飲業(yè)和集體用餐配送單位衛(wèi)生規(guī)范（
更新時間:2025-11-07
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