齿轮油中碱值的测定 应用资料

齿轮油中碱值的测定 应用资料试样溶解于滴定溶剂中，以高氯酸冰乙酸标准滴定溶液为滴定剂，以玻璃电极为指示电极，甘汞电极为参比电极进行电位滴定，用电位滴定曲线的电位突跃判断终点。KGM KYOTO ELECTRONICSMANUFACTURING CO.，LTD.TIA-98006enL Application Memo Total Base Number of Gear Oil 1.Overview The standard test method of total base number of petroleum products and lubricant is specifiedby JIS K 2501-2003“Petroleum products and lublicants - Determination of neutralizationnumber”. The test sample is dissolved in mixture of chlorobenzene and acetic acid and titratedwith 0.1mol/L perchloric acetate solution up to the endpoint.Total base number is calculated from the titration volume of perchloric acetate 2. Apparatus Main unit Automatic potentiometric titrator (preamplifier STD) Electrode pH glass electrode Double junction reference electrode Temperature compensation electrode 3. Reagents Titrant 0.1mol/L perchloric acetic acid solutionSolvent Chlorobenzene +Acetic acid (2+1) 4. Example Total baseSample Titernumber 1 10.0257 4.5181 2.5282 AverageSD 2.5317 -Titration curve- Please feel free to contact us for any further information. Kyoto Electronics Manufacturing Co.， Ltd. Overseas Sales & Marketing Sect. 京都电子工业株式会社-可睦电子(上海)商贸有限公司 上海市徐汇区宜山路333号1201室 电话：021-54488867 电邮： kemu-kem@163.com 网址： http：//www.kem-china.com