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全自動電位(wei)滴(di)定(ding)(ding)(ding)儀(yi)(yi)(yi)是一種用于(yu)化學(xue)分(fen)(fen)析(xi)的(de)精密儀(yi)(yi)(yi)器,他通過自動添加滴(di)定(ding)(ding)(ding)劑來確定(ding)(ding)(ding)樣品中(zhong)特定(ding)(ding)(ding)成(cheng)分(fen)(fen)的(de)濃度(du)。該儀(yi)(yi)(yi)器基于(yu)電位(wei)滴(di)定(ding)(ding)(ding)原(yuan)理工作,即(ji)(ji)根據在滴(di)定(ding)(ding)(ding)過程(cheng)中(zhong)電池(chi)電動勢的(de)變化來確定(ding)(ding)(ding)滴(di)定(ding)(ding)(ding)終點(dian)的(de)一款滴(di)定(ding)(ding)(ding)設備。設備滿足國家檢定(ding)(ding)(ding)規程(cheng)JJG 814-2015《自動電位(wei)滴(di)定(ding)(ding)(ding)儀(yi)(yi)(yi)》儀(yi)(yi)(yi)器級別(bie)中(zhong)的(de)0.05級別(bie),即(ji)(ji)儀(yi)(yi)(yi)器最(zui)大(da)示值(zhi)誤(wu)差為±1.5%,儀(yi)(yi)(yi)器示值(zhi)重復性≤0.2%