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PHB-4便攜式酸度計0.1級配電(dian)(dian)池復合pH電(dian)(dian)極2點標定(ding)，支持 1-2 點 pH 電(dian)(dian)極標定(ding)；自動(dong)識(shi)別 GB 4.00pH、6.86pH、9.18pH三種pH標準緩沖溶液，支持自定(ding)義pH緩沖溶液；大容量(liang)鋰電(dian)(dian)池供電(dian)(dian)，支持連接(jie)PC和移動(dong)電(dian)(dian)源充電(dian)(dian)；PH測(ce)量(liang)范圍：0.00～14.00pH。

PHB-5便攜式PH計可充電(dian)酸度計0.01級自動補(bu)償(chang)(chang)電(dian)極，支持自動/手動溫度補(bu)償(chang)(chang)；支持1-3點pH電(dian)極標(biao)定(ding)；自動識別 GB 4.00pH、6.86pH、9.18pH 三(san)種pH標(biao)準(zhun)緩(huan)沖(chong)(chong)溶(rong)液，支持自定(ding)義pH緩(huan)沖(chong)(chong)溶(rong)液；標(biao)配(pei)三(san)復合pH電(dian)極、電(dian)極掛(gua)架(jia)、硅膠保護套、腕帶(dai)、校(xiao)準(zhun)緩(huan)沖(chong)(chong)粉劑。

PHBJ-260便攜式可(ke)充(chong)電PH計0.01級酸度計配三復(fu)合電極(ji)，支持開機自診斷、自動關(guan)機、斷電保護和恢(hui)復(fu)出廠設置等功能(neng)；PH測量(liang)范圍：-2.00～20.00pH；標配三復(fu)合pH電極(ji)、電極(ji)掛架、硅膠保護套、腕帶、便攜式手提箱、校準緩沖溶(rong)液；智能(neng)判(pan)別(bie)終點(dian)，支持自動讀(du)數(shu)、定時讀(du)數(shu)、定時間隔讀(du)數(shu)、手動讀(du)數(shu)。分(fen)辨(bian)率可(ke)選(xuan)：pH支持0.01pH和0.1pH，mV支持0.1mV和1mV。

PHBJ-260F便攜酸度計(ji)0.01級觸(chu)屏(ping)PH計(ji)5點標定(ding)自動識別，分辨率可選：pH 支持(chi)0.01pH 和 0.1pH，mV 支持(chi)0.1mV 和1mV；可充(chong)鋰(li)(li)電(dian)(dian)池(chi)，-2.00～20.00pH，大容量鋰(li)(li)電(dian)(dian)池(chi)供電(dian)(dian)，支持(chi)連接PC和移動電(dian)(dian)源充(chong)電(dian)(dian)；標配三復合pH電(dian)(dian)極、電(dian)(dian)極掛架、硅膠保護套、腕帶、便攜式(shi)手提箱、校準緩沖溶(rong)液。

PHBJ-261L便攜(xie)式(shi)PH計0.001級酸度(du)計自動溫(wen)度(du)補償(chang)電池，分辨率(lv)可選：pH支(zhi)(zhi)持0.001pH、0.01pH和0.1pH，mV支(zhi)(zhi)持0.01mV、0.1mV和1mV；PH檢(jian)測范圍：-2.000～20.000pH，配可充鋰電池，支(zhi)(zhi)持自動/手(shou)動溫(wen)度(du)補償(chang)；支(zhi)(zhi)持1-8點(dian)pH電極標(biao)定；標(biao)配三復合pH電極、電極掛架、硅膠保護套、腕帶、便攜(xie)式(shi)手(shou)提(ti)箱、校準緩沖溶液。