KS I ISO 8245-2010 Water quality－Guidelines for the determination of total orgaic carbon(TOC) and dissolved organic carbon(DOC)《水质 总有机碳(TOC)和溶解性有机碳(DOC)测定指南》.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS I ISO 8245 (DOC) (TOC) KS I ISO 8245:2010 2010 11 2 http:/www.kats.go.krKS I ISO 8245:2010 : ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ：2001 1 6 ：2010 11 2 2010-0479 ： ： ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS I ISO 8245:2010 i . ii 1 1 2 1 3

2、.1 4 2 5 3 6 4 6.1 .5 6.2 5 7 5 7.1 .5 7.2 5 8 5 8.1 (calibration)5 8.2 6 8.3 .6 9 .6 9.1 .6 9.2 .7 10 .7 A( ) TOC 8 B( ) TOC .9 11 KS I ISO 8245:2010 ii 1999 2 ISO 8245, Water quality Guidelines for the determination of total organic carbon(TOC) and dissolved organic carbon(DOC) , . KS I ISO 8245:2

3、010 (DOC) (TOC) Water quality Guidelines for the determination of total orgaic carbon(TOC) and dissolved organic carbon(DOC) 1 , , , TC( ), TIC( ) TOC( ) , , . 0.3 mg/L 1 000 mg/L . . . . , , , . , (soot) . 2 . . ( ) . KS I ISO 5667 3, 3： 3 . 3.1 TC . . KS I ISO 8245:2010 2 3.2 TIC , , , , TOC TIC .

4、 3.3 TOC , , 3.4 DOC 0.45 m 3.5 VOC POC 3.6 NVOC NPOC 4 UV . , TOC . TOC UV . . , ( ), , , (coulotimetry), ( ) . KS I ISO 8245:2010 3 . TOC (purging) . (TC) (TIC) (TOC) . TOC . , , (stripping) . TOC TC TIC TOC . TOC TIC . , (purging) . 5 . TOC . . 5.1 , TOC 1 TOC . 1 . TOC 0.5 mg/L . 1 TOC mg/L TOC

5、mg/L 10 0.1*0.3 UV 10100 0.5 KMnO4/K2Cr2O7 100 1 * (unltrapure) 5.2 potassium hydrogenphthalate ( ) 1 000 mg/L 5.1 700 mL 1 000 mL C8H5KO4(105 120 1 ) 2.125 g 1 000 mL . KS I ISO 8245:2010 4 , 2 . 5.3 potassium hydrogenphthalate ( ) 100 mg/L 1 000 mL 5.2 100 mL , 5.1 1 000 mL . , 1 . 5.4 ( ) 1 000 m

6、g/L 1 000 mL 5.1 500 mL (2855) 1 Na2CO34.415 g . NaHCO33.500 g 5.1 1 000 mL . 2 . 5.5 . 1 copper phthalocyanine . copper phthalocyanine, ( )100 mg/L . 1 000 mL 700 mL C32H12CuN8O12S4Na4 0.256 g 5.1 1 000 mL . 2 . . 2 5.2, 5.4 5.5 . 5.6 , 0.5 mol/L H3PO45.7 , , . 6 . KS I ISO 8245:2010 5 6.1 6.2 , 7

7、7.1 KS I ISO 5667 3 ( ) , . , 5.6 pH 2 . . , 8 . (2 5) 7 . 15 20 . 7.2 , 6.2 . . (DOC) , , 0.45 m . 8 8.1 (calibration) IR (comparison method) . (電量 ) (absolute method) . . potassium hydorgenphthalate . (10100) mg/L 5.2 potassium hydorgenphthalate (stock solution) 5 . a) 100 mL 0 mL( ), 1 mL, 2 mL,

8、3 mL, 5 mL 10 mL 5.2 potassium hydrogenphthalate , 5.1 1 000 mL KS I ISO 8245:2010 6 . b) (potassium hydrogenphthalate ) . c) (I) TOC (mg C/L) . f , mg C/L . 5.4 , TIC . TC TIC TOC 5.3 5.4 . 8.2 (5.2, 5.3, 5.4 5.5 5.5 2 ) . , . ( ) . . 8.3 TOC . TOC pH 2 . . TOC . (batch) TOC ( 10 ), . (CO2 ) . 9 9.

9、1 TOC TOC DOC KS I ISO 8245:2010 7 . , . . . TOC DOC , strip chart . zero TOC . 8.1 . TOC DOC mg C/L , . pVVfI I ： f ： 8.1 (mg C/L) V ： (mL) Vp ： V (mL) random error( ) 2 3 . (TOC)： 0.76 mg/L (TOC)： 530 mg/L (TOC)： 6.32103 mg/L 9.2 (interlaboratory experiment) A . 10 . a) b) c) d) ( , ) e) TOC DOC (

10、mg C/L) f) KS I ISO 8245:2010 8 A ( ) TOC A.1 TOC TOC TOC mg/L mg/L % mg/L % mg/L % ( ) 1 2.3 2.99 129.9 0.687 23 0.19 6.3 55 259 13 2 18.5 19.2 103.9 1.23 6.4 0.38 2 56 260 9 3 120 139 115.9 12.4 8.9 2.8 2 54 236 16 4 307 13.9 4.5 3.8 1.2 54 244 20 1： Copper phthalocyanine tetrasulfonic acid, tetra

11、sodium salt 2： Potassium hydrogenphthalate copper phthalocyanine tetrasulfonic acid, tetrasodium salt 3： Potassium hydrogencarbonate, potassium hydrogenphthalate copper phthalocyanine tetrasulfonic acid, tetrasodium salt 4： , , . 1 1( TOC ) 130 % (water bank) TOC . . 2 3 TOC . (stripping) . KS I ISO

12、 8245:2010 9 B ( ) TOC B.1 TOC 100 m ( ). 1 B.1 (interlaboratory trial) 100 m . 2 TOC , TOC TOC . UV (microcellulose) . B.4, B.1 1b) . B.2 (test suspension) (suspension) ( ) . 1 000 mL 225 mg (C6H10O5)n, 20 m 100 m , 100 mg/L . 1 000 mL , . . 2 , . ( ) . B.3 ( ) , B.2 ( ) . . , . (90 110) mg/L , 10

13、% . 1 . 2 ( ) . B.4 B.1 KS I ISO 8245:2010 10 B.1 TOC TOC TOC mg/L mg/L % mg/L % mg/L % ( ) 1a 20 16.65 83.2 7.5 45.1 2 12.0 32 149 0 1b 20 0.53 2.7 0.4 75.0 0.15 27.3 15 56 10 1a： Cellulose microcrystals ( ) 1b： Cellulose microcrystals (UV ) KS I ISO 8245:2010 11 1 Drr, W. and Merz, W. Evaluation o

14、f the TOC ISO interlaboratory trial and discussion of the result, Vom Wasser, 55, 1980, PP. 287 294 2 Methods for the examination of waters and associated materials. The instrument determination of total organic carbon, total oxygen demand and related determinands. Her Majestys Stationary Office, Lo

15、ndon, 1995 3 KS I ISO 13530, (DOC) (TOC) 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS I ISO 8245:2010 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Water quality Guidelines for the determination of total orgaic carbon(TOC) and dissolved organic carbon(DOC) ICS 13.060.50 Korean Agency for Technology and Standards http:/www.kats.go.kr