KS M ISO 6587-2008 Paper board and pulps－Determination of conductivity of aqueous extracts《纸、纸板和纸浆 水提取物导电性的测定》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 6587 , KS M ISO 6587:2008 2008 9 18 http:/www.kats.go.krKS M ISO 6587:2008 : ( ) ( ) () () () ( ) : (http:/www.standard.go.kr) ： ：2003 8 30 ：2008 9 18 2008-0558 ： ： ( 02-509- 7278) (http:/www.kats.go.kr). 10 5 , . KS M ISO 6587:2008 , Paper, board a

2、nd pulps Determination of conductivity of aqueous extracts 1992 2 ISO 6587, Paper, board and pulps Determination of conductivity of aqueous extracts . 1 , . . , . KS C IEC 60554 2 . 2 . . ( ) . KS C IEC 60554 2, 2： KS M ISO 186, KS M ISO 287, KS M ISO 7213, ISO 638, Pulps Determination of dry matter

3、 content 3 2 g 100 mL 1 . 25 (resistance bridge) . KS M ISO 6587:2008 2 4 4.1 . 7.2.2 0.2 mS/m ( 2 ). 1 . , . 2 . . 4.2 (KCl) . (1052) 2 . 4.2.1 0.01 mol/L 0.745 5 g 0.2 mS/m 1 000 mL . 4.2.2 0.001 mol/L 100 mL 0.01 mol/L (4.2.1) 1 000 mL . . (mS/m) 1 . 1 mol/L mS/m 0.01 18 20 25 122.05 127.80 140.8

4、8 0.001 25 114.693 5 . 5.1 , . (4.1) . 5.2 200 W . KS M ISO 6587:2008 3 5.3 1 cm2 . 50 Hz3 000 Hz 5 % . 5.4 (250.5) . 6 6.1 KS M ISO 186 . KS M ISO 7213 . 6.2 5 mm5 mm . . . . 6.3 KS M ISO 287 . ISO 638 . 7 7.1 (5.3 ) (4.1) , 2 (4.2.1 4.2.2) . (5.3) . . KClKClGJ= 0001KClKClRJ = GKCl ： (mS) RKCl ： ()

5、 KCl ： (mS/m)( 1 ) KS M ISO 6587:2008 4 G(S) 1/R . R () . 7.2 7.2.1 (4.1) (5.1) 2 g0.002 g( ) (6.2) . 7.2.2 100 mL (4.1) (5.1) . (5.1 ) . (7.2.1) . (5.2) 1 . 25 . . . (5.4) 25 0.5 . 7.2.3 100 mL (4.1) (7.2.1) . (2025 ) 1 . . . . (5.4) 25 0.5 . 7.3 (5.3 ) (4.1) . . . 7.4 . 8 8.1 (mS/m) . J(Gx Go) J ：

6、 7.1 Gx ： (mS) Go ： (mS) KS M ISO 6587:2008 5 8.2 (mS/m) . =ox110001RRJ J ： 7.1 Rx ： () Ro ： () 8.3 mS/m 1 mS/m . 10 % 2 mS/m . . 9 . a) b) c) , d) mS/m e) 0.2 mS/m f) g) , 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 6587:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Paper, board and pulpsDetermination of conductivity of aqueous extracts ICS 85.060