電(dian)磁流(liu)量計的電(dian)極的清洗(xi)和(he)活化
(1)對無(wu)機(ji)物(wu)汙(wu)染(ran),可(ke)將(jiang)電(dian)極浸入0.1mol/L稀(xi)鹽(yan)酸(suan)中(zhong)30分鐘(zhong),用(yong)純(chun)水清洗(xi),再浸入3.5MOL/L氯(lv)化鉀(jia)溶(rong)液中(zhong)浸泡(pao)6小(xiao)時(shi)後(hou)使用。
(2)4%氟(fu)化氫溶(rong)液中(zhong)浸3~5s,取(qu)出用(yong)蒸(zheng)餾水沖(chong)洗(xi),然(ran)後在0.1mol/L的鹽酸溶(rong)液中(zhong)浸泡(pao)數(shu)小(xiao)時(shi),用(yong)蒸(zheng)餾水沖(chong)洗(xi)幹(gan)凈(jing),標(biao)定(ding)
(3)對有機(ji)油(you)汙(wu)和(he)油(you)膜汙(wu)染(ran),可(ke)用(yong)洗滌(di)劑(ji)清洗(xi)鉑(bo)或(huo)金(jin)表(biao)面後用(yong)純水清洗(xi),再浸入3.5MOL/L氯(lv)化鉀(jia)溶(rong)液中(zhong)浸泡(pao)6小(xiao)時(shi)後(hou)用。
(4)鉑(bo)金(jin)表(biao)面汙(wu)染(ran)嚴(yan)重(zhong)形成氧化膜,可(ke)用(yong)牙膏(gao)對鉑(bo)或(huo)金(jin)表(biao)面進行拋光(guang),然後用純水清洗(xi),再浸入3.5MOL/L氯(lv)化鉀(jia)溶(rong)液中(zhong)浸泡(pao)6小(xiao)時(shi)後(hou)使用。
聯(lian)系人(ren):陸小(xiao)姐(jie)
聯(lian)系電(dian)話:021-57815607 / 傳(chuan)真號(hao)碼:021-57815628 / 移(yi)動(dong)電(dian)話:13681949109
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區域二
聯(lian)系人(ren):陸先生(sheng)
聯(lian)系電(dian)話:021-57815607 / 傳(chuan)真號(hao)碼:021-57815628 / 移(yi)動(dong)電(dian)話:13122876495
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