KS I ISO 7888-2007 Water quality－Determination of electrical conductivity《水质 电导率的测定》.pdf

1、 KS I ISO 7888 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS KS I ISO 7888 ：2007 (2012 ) 2007 6 29 http:/www.kats.go.krKS I ISO 7888：2007 : ( ) ( ) ( ) () ( ) : (http:/www.standard.go.kr) ： : 1997 6 3 : 2007 6 29 ：2012 12 27 ： 20120787 ： (ISO/TC147) ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS I I

2、SO 7888：2007 ii 1 1 2 .1 3 .2 4 .2 4.1 .2 4.2 A3 4.3 B3 4.4 C 3 4.5 3 5 .3 5.1 3 5.2 .4 5.3 .4 5.4 .4 6 4 7 5 7.1 .5 7.2 5 8 7 8.1 .7 8.2 .7 8.3 7 8.4 8 9 .8 10 9 i KS I ISO 7888：2007 ii 1985 1 ISO 7888 Water qualityDetermination of electrical conductivity . KS I ISO 7888：2007 (2012 ) Water quality

3、Determination of electrical conductivity 1 . , , . 1, 2, 3 . , . 9. . 2 . 2.1 ： , . , . S/m . 1) , (m 1 ). 2.2 K A l K l： (m) A： (m 2 ) . . 1) 1 S/m10 4S/cm10 3mS/mKS I ISO 7888：2007 2.3 2) .25 4, 5 . 100 25 1 25 25 25 . 25 25 . 2.4 25 , . 25 . ) 25 )( 100 / ( 1 25 ： ： ： () 3 . (“ ”) . a) b) c) d) 2

4、5 5.483 S/m 6 (0.005 483 mS/m) . 4 , . 4.1 . 25 0.1 mS/m . 2) % .2 KS I ISO 7888：2007 4.2 A 7c(KCl) 0.1 mol/L 2 105 , (4.1) 7.456 g 1 000 mL . 25 25 1 290 mS/m. 4.3 B c(KCl) 0.01 mol/L A(4.2) 100 mL (4.1) 1 000 mL . 25 25 141 mS/m. 4.4 C c(KCl) 0.001 mol/L B(4.3) 100 mL (4.1) 1 000 mL . . . . 25 25

5、14.7 mS/m. 1 . 8, 9 1 c(KCI) mol/L 25 25 mS/m 0.000 5 0.001 0.005 0.01 0.02 0.05 0.1 0.2 7.4 14.7 72 141 277 670 1 290 2 480 4.5 (II)Pb(CH 3 COO) 2 0.012 5 g 50 mL (IV) (6) (H 2 PtCl 6 6H 2 O) 1.5 g . 5 5.1 . 3 KS I ISO 7888：2007 a) b) . 1 mS/m . 2 . 2 mS/m m 1 2 0.1 20 1 200 10 210 3100 2010 31 10

6、100 1 000 5 000 , . 5.2 . . , . (4.5) . 6 Vd.c. , , , . . 1.53 C/cm 2 . , 10 cm 2 20 mA 12.525 . 1 4 mA/cm 2 . . , . . 5.3 0.1 . 0.5 . 5.4 (25.00.1) . 0.5 . 6 . . . 4 . 25 . . 4 KS I ISO 7888：2007 7 7.1 , ( 2 ). . , (4.24.4) 5. . 6 . . . , (25.00.1) . . 7.2 (25.00.1) , . 25 . . , (25.00.1) ( 0.1) (2

7、.3 ) . 3 25 . 25.0 . 25.0 . , , . 5 KS I ISO 7888：2007 3 25 25 5 25 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 1.918 1.857 1.800 1.745 1.693 1.643 1.596 1.551 1.508 1.467 1.428 1.390 1.354 1.320 1.287 1.256 1.225 1.196 1.168

8、1.141 1.116 1.091 1.067 1.044 1.021 1.000 0.979 0.959 0.940 0.921 0.903 0.886 0.869 0.853 0.837 0.822 1.912 1.851 1.794 1.740 1.688 1.638 1.591 1.547 1.504 1.463 1.424 1.387 1.351 1.317 1.284 1.253 1.222 1.193 1.166 1.139 1.113 1.088 1.064 1.041 1.019 0.998 0.977 0.957 0.938 0.920 0.902 0.884 0.867

9、0.851 0.835 0.820 1.906 1.845 1.788 1.734 1.683 1.634 1.587 1.542 1.500 1.459 1.420 1.383 1.347 1.313 1.281 1.249 1.219 1.191 1.163 1.136 1.111 1.086 1.062 1.039 1.017 0.996 0.975 0.955 0.936 0.918 0.900 0.883 0.866 0.850 0.834 0.819 1.899 1.840 1.783 1.729 1.678 1.629 1.582 1.538 1.496 1.455 1.416

10、1.379 1.344 1.310 1.278 1.246 1.216 1.188 1.160 1.134 1.108 1.083 1.060 1.037 1.015 0.994 0.973 0.953 0.934 0.916 0.898 0.881 0.864 0.848 0.832 0.817 1.893 1.834 1.777 1.724 1.673 1.624 1.578 1.534 1.491 1.451 1.413 1.376 1.341 1.307 1.274 1.243 1.214 1.185 1.157 1.131 1.105 1.081 1.057 1.035 1.013

11、0.992 0.971 0.952 0.933 0.914 0.896 0.879 0.863 0.846 0.831 0.816 1.887 1.829 1.772 1.719 1.668 1.619 1.573 1.529 1.487 1.447 1.409 1.372 1.337 1.303 1.271 1.240 1.211 1.182 1.155 1.128 1.103 1.079 1.055 1.032 1.011 0.990 0.969 0.950 0.931 0.912 0.895 0.877 0.861 0.845 0.829 0.814 1.881 1.822 1.766

12、1.713 1.663 1.615 1.569 1.525 1.483 1.443 1.405 1.369 1.334 1.300 1.268 1.237 1.208 1.179 1.152 1.126 1.101 1.076 1.053 1.030 1.008 0.987 0.967 0.948 0.929 0.911 0.893 0.876 0.859 0.843 0.828 0.813 1.875 1.817 1.761 1.708 1.658 1.610 1.564 1.521 1.479 1.439 1.401 1.365 1.330 1.297 1.265 1.234 1.205

13、1.177 1.149 1.123 1.098 1.074 1.051 1.028 1.006 0.985 0.965 0.946 0.927 0.909 0.891 0.874 0.858 0.842 0.826 0.811 1.869 1.811 1.756 1.703 1.653 1.605 1.560 1.516 1.475 1.436 1.398 1.362 1.327 1.294 1.262 1.231 1.202 1.174 1.147 1.121 1.096 1.071 1.048 1.026 1.004 0.983 0.963 0.944 0.925 0.907 0.889

14、0.872 0.856 0.840 0.825 0.810 1.863 1.805 1.750 1.698 1.648 1.601 1.555 1.512 1.471 1.432 1.394 0.358 1.323 1.290 1.259 1.228 1.199 1.171 1.144 1.118 1.093 1.069 1.046 1.024 1.002 0.981 0.961 0.942 0.923 0.905 0.888 0.871 0.854 0.839 0.823 0.808 1 . 6 100 mS/m 25 , . 6 KS I ISO 7888：2007 Ca 2HCO 3 M

15、g 2 2 4 SO , Cl , NO 3 2 . (25.0 0.1) . 3 25 . 116 . 1 ) 1 ( 25 25 n a a f D C B A exp 25 ： ： a0.962 144, n0.965 078, A0.198 058, B1.992 186 C231.176 28, D86.391 23 exp e2.718 28( ). 4 20 . 1 , 3 1.116 25 . 8 8.1 25 mS/m, 25 (2.1) , . (250.1) , 25 (7.2) . 8.2 , . 8.3 1) 4 5 . 7 KS I ISO 7888：2007 4

16、(KCI ) *：mS/m ( ) 6.67 12.67 25.74 50.09 0.067 0.081 0.175 0.163 0.087 0.075 0.039 0.068 0.110 0.110 0.179 0.176 * 10, 9. 5 *：mS/m ( ) 10.08 24.78 25.11 42.23 0.079 0.150 0.098 0.223 0.250 0.258 0.308 0.277 0.262 0.298 0.323 0.355 * 30, 9. 8.4 8.4.1 1 25 2.52 mS/m, 25.0 8.4.2 2 25 25.8 mS/m, 11.5 ,

17、8.4.3 3 25 48 mS/m, 12.1 , 9 . , . . , KCl (4.24.4) . 25 . 1 mS/m 8 KS I ISO 7888：2007 . . . 10 . a) b) c) 8. d) 9 KS I ISO 7888：2007 10 1 Rossum, J.R., Checking the accuracy of water analyses through the use of conductivity, J.Am., Water Works Assoc, 67 1975：pp. 204205 2 Laxen, D.P.H., A specific c

18、onductance method for quality control in water analyses, In：Water Research, Vol. 11, 1977, pp. 9194 3 Correctness of Analyses, Standard Methods for the Examination of water and waste water, APHAAWWAWPCF, 15 1980：31 4 Wagner, R., ber die Temperaturabhngigkeit der elektrischen Leitfhlgkeit von Wssen.

19、Vom Wasser 38 1971：2748 5 Wagner, R., Temperaturkorrekturfaktoren fr die elektrische Leitfhigkeit von wssern, Z. Wasser Abwasserforsch. (2) 1980 6 Otten, G., Measuring water purity by specific resistance, Int. Lab., 1972：3135 7 Robinson, R.A., and Stokes, R.W., Electrolyte Solutions, New York, Acade

20、mic Press, 1969 8 Rommel, K., and Seelos, E., Leitfhigkeitsmessungen, Aatomatische TemperaturKompensation unter Bercksichtigung der natrlichen Wsser, Wsser Luft Betrieb, (9) 1980：1417 9 Barthel, Feuerlein, Neueder and Wachter, Calibration of conductance cells at various temperatures, J. Solution Chem., 9 1980：209 153787 1 145 3(16) (02)26240114 (02)26240148 http:/ KS I ISO 7888 ：2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Water quality Determination of electrical conductivity ICS 13.060.60 Korean Agency for Technology and Standards http:/www.kats.go.kr