拨号游离残留氯计DT-2-BTB pH附带,,制造商编号,DT-2-BTB,0,测定项目游离残留氯pH(BTB指示剂),游离残留氯:0.2/0.4/0.7/1.0/1.5/2.0/50/70/100 mg/L pH(BTB指示剂):6.0/6.2/6.4/6.6/6.8/7.0/7.2/7.4/7.6 pH,DT-2-BTB,关联商品代码商品名0428806321拨号式游离残留氯计DT-1 10,000 0428806322拨号式游离残留氯计DT-1-BTB 15,000 0428806323拨号式游离残留氯计DT-1-SPS 15,000 0428806324拨号式游离残留氯计DT-2-SPS 25,000 0428806346 pH指示剂SPS 30mL 770 0428806562斯波特瓶盘·简易测定用350 0428806601钻石乐式游离残留氯计DT-1-SM pH附属15,000 0428806602拨号式游离残留氯计DT-2单独13,000 0428806604拨号式游离残留氯计DT-2-SM pH附属25,000 0428806605拨号式游离残留氯计DT-3单独13,000 0428806606拨号式游离残留氯计DT-4单独10,000 0428806607拨号式游离残留氯计DT-4-BTB pH附带15,000 0428806608拨号式游离残留氯计DT-4-SPS pH附带15,000.