pH試紙產品及廠家
ph3900工業(yè)兩線式ph變送器隔離（4 ~ 20 ma電流輸出）,lcd面板為專為ph顯示設計,自動溫補pt-100 atc ，ip65防水機身，可簡易壁掛墻面，11 ~ 50 vdc供電。隔離（4
更新時間:2025-09-02
ex800三合一氯/ph/溫度套裝特點：可測余氯，ph值和溫度的測量與所必要的配件• 包括cl200筆式氯測定儀，ph電極，試劑片，加重型底座（帶4個含蓋的塑料取樣量杯），ph緩沖袋，電池
更新時間:2025-09-02
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