KS I ISO 15913-2006 Water quality-Determination of selected phenoxyalkanoic herbicides including bentazones and hydroxybenzonitriles by gas chromatographyand mass spectrometry afte质 .pdf
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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 12 26 http:/www.kats.go.krKS I ISO 15913- , KS I ISO 15913: 2006 (2011 ) I ISO 15913: 2006 : ( ) ( ) KIST ( ) : (http:/www.standard.go.kr) : :2001 12 26 :2006 12 26 :2011 12 26 2011-0623 : : ( 02- 509-7270) (http:/www.kats.go.kr). 10 5 , . ICS 13.060.5
2、0 KS , I ISO 15913: 2006(2011 ) Water quality Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatographyand mass spectrometry after solid phase extraction and derivatization 2000 1 ISO 15913 Water quality Determination of selected phenox
3、yalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization . , , . . . 1. 50 ng/L ( A.1 ). 1 . 1 ( B ). 1 CAS No. (2,4 ) C8H6Cl2O3221.01 94 75 7 C10H11ClO3214.65 93 65 2 9H8Cl2O3235.06 120 36 5 MCPA
4、C9H9ClO3200.61 94 74 6 MCPB C11H13ClO3228.67 94 81 5 (2,4,5 ) C8H5Cl3O3255.51 93 76 5 10H12N2O3S 240.31 25057 89 0 C7H3Br2NO 276.91 1689 84 5 4 (2, 4 ) C10H10Cl2O3249.11 94 82 6 9H7Cl3O3269.51 93 72 1 2. . . . . I ISO 15913: 2006 2 ISO IEC . KS M ISO 5667 1: 2006 ( ) KS M ISO 5667 2: 2006 2: ISO 566
5、7 3: 1994 Water quality Sampling Part 3: Guidance on the preservation and handling of samples 3. , , , 3.1 . 3.1.1 (phenoxyalkanoic herbicides) (alkylhalogenated phenoxy acids), (hydroxybenzonitriles), (bentazone) . 3.2 2,4 D (2, 4 ) 2,4 DB 4 (2,4 ) 2,4 DP MCPP 2,4,5 T (2,4,5 ) 2,4 TP 3.3 c: g: i: i
6、 is: j: j sam: sol: 4. , ( RP C18) , . ( ) ( C ) . 5. 5.1 . 5.2 8. . 5.3 . . . , ( ) . . I ISO 15913: 2006 3 5.4 . , . 6. 6.1 . . 6.2 / . 6.3 , 99.996 %( ) . 6.4 c(HCl) 2 mol/L 6.5 C4H10O 6.6 C2H5OH 6.7 CH3COOH, 10 %( ) ( .) 6.8 c(NaOH) 6 mol/L 6.9 , C3H6O CH3OH 6.10 CH3OH, 6.11 KOH, 60 % 6.12 ( N N
7、4) C8H10N2O3S 6.13 (solid phase adsorbent material) RP C18 , 7.4 1.0 g 5.3 . 6.14 13C . 100 g/mL . , 100 ng/L . 6.15 , . 1 . , (6.7). 250 mL KOH (6.11) 8 mL (6.6) 10 mL . (6.5) 45 mL (pressure-equalizing funnel) 5.0 g . 60 , 20 . ( /NaCl ). 10 mL , . 18 . . (6.7) . (6.7) . I ISO 15913: 2006 4 1 6.16
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