全自动密度计 测定异丙醇(IPA)的密度

DataNo.RR09-07098 KEM Application Note No.DAZ-07116Density Measurement Kyoto Electronics Manufacturing Co.， Ltd. Density of 2-propanol (IPA) -Measuringinstrument- Main unit：DA-520 Density meter Option： Auto clean unit DCU-551N -Solvent- Rinse-1： water Rinse-1： water Rinse-2： acetone Rinse-2： acetone -Summary- Checked reproducibility of density measurement of IPA DA-520+DCU-551N， and obtained goodstandard deviation of 0.00001g/cm°(n=5). -Measurement method- 1. Measurement temperature was set to 20°℃. 2.Calibration was performed with air and water. 3. The samples were put in vials and covered with wrapping film till measurement started.4. Pressed [Meas.] key for measurement of density of the sample liquid. -Concentration conversion， temperature compensation formula- -Ambient condition- Ambient： 23.5°C Humidity： 59 % Weather： Fine 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漕溪路222号航天大厦北楼902室电话：021-54488867 电邮： kemu-kem@163. com网址： http：//www.kyoto-kem.net.cn -Measurement parameter- Method No. ： 0 Method Name ： IPA Temperature ： 20.00℃ Stability 1 Limit Time ： 600 s Sequence On Sampling Seq.： Auto Samp. Limit ： 0s O.S. Rate m 150% Drain Seq. ： Auto Drain Rate ： 200%Rinse-1 Seq. ： Set Rinse-1 Time： 10 s Rinse-2 Seq. ： Set Rinse-2 Time ： 10 s Purge Seq. ： Auto Cell Test ： Off Calib. Air&Water ***Result*** Sample No. 01-01 Meas. Temp. ： 20.00℃ Period T 1035843 d [g/cm3] ： 0.78512 Meas. Time ：00：02：02 ***Result*** Sample No. 01-02 Meas. Temp.： 20.00℃ Period T 1035838 d [g/cm3] 0.78510 Meas. Time ： 00：01：51 ***Result*** Sample No. 01-03 Meas. Temp.： 20.00℃ Period T 1035839 d [g/cm3] 0.78510 Meas. Time ：00：02：04 -Measurement results- Run Data (g/cm° ) 1 0.78512 2 0.78510 3 0.78510 4 0.78511 5 0.78512 Statistics Density Mean (g/cm)SD (g/cm)RSD (%) 0.785110.00001 0.00127 -Comment- Attention must be paid to evaporation of IPA. 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漕溪路222号航天大厦北楼902室电话：021-54488867 电邮： kemu-kem@163. com网址： http：//www.kyoto-kem. net. cn