1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS I ISO 13395 (CFA FIA) , KS I ISO 13395:2008 2008 11 24 http:/www.kats.go.krKS I ISO 13395:2008 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :1998 12 28 :2008 11 24 2008-0794 : : ( 025097266) (http:/www.kats.go.kr). 10 5 , . KS I ISO 13395:2008 (CFA FIA) ,
2、 Water quality Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection 1996 1 ISO 13395, Water quality Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis(CFA and FIA) and spectromet
3、ric detection , . 1 0.01 mg/L 1 mg/L, / 0.2 mg/L 20 mg/L ( , , ) ( 2 ), ( / ) / . . 1 . 2 . ( ) ( ) / ( ) 2 . . ( ) . KS M ISO 3696, KS I ISO 5667 1, 1: KS I ISO 5667 2, 2: KS I ISO 5667 3, 3: KS I ISO 6777, ( ) KS I ISO 13395:2008 2 3 3.1 , / (FIA) ( ) , (CFA) . 4 . . N-(1- ) 567. . 3.2 8 . (KS I I
4、SO 6777 ). 3.3 . / 4 KS M ISO 3696 1 . (9.3 ). 4.1 (H3PO4), 1.71 g/mL 4.2 (4 , C3H8N2O2S) 4.3 N-(1- ) N-(1- ) 1,2- , C12H16N2Cl2 4.4 (NaNO2), ( 150 ) 4.5 (KNO3), ( 150 ) 4.6 (C3H4N2), (NH4Cl), 105 (4.14 ) 4.7 I(HCl) , w 37 % 4.8 II, c(HCl) 1 mol/L 4.9 I (CuSO4 5H2O) 2.5 g/L. . KS I ISO 13395:2008 3
5、4.10 II (CuSO4 5H2O) 20 g/L. . 4.11 HO (CH2CH2 O)n C12H21, , 33 41 , , w 30 % 4 . 4.12 (Cd) 0.3 mm 1.5 mm( 90 % . 5.1 5.2 ). 4.13 , c 0.25 mol/L (4.6) 17.0 g 1 L 900 mL . (4.7) pH pH 7.5 . 1 000 mL . 4 . 4.14 (4.13) 100 mL I(4.9) 100 L . . . (NH4Cl) 85 g 1 000 mL pH 7.5 . 4.15 , A.1, B.1, C.1 C B 1
6、. (4.11) . FIA C B ( ) . KS I ISO 13395:2008 4 1 A.1, B.1 C.1 C B C ( A.1, B.1 C.1 ) B ( A.1, B.1 C.1 ) a (4.14)a B a FIA / (4.14) (4.14) “C .” a, b (4.14)a, b B a, b CFA / “C .” (4.14)b a3 bCFA (4.14) B 1 L (4.11) 1 mL . B (4.11) R1(4.17, A.1, B.1 C.1 ) . 4.16 II(4.10) 20 mL (4.13) 20 mL 50 mL . .
7、4.17 R1(4.17, A.1, B.1 C.1 ) (4.2) 5 g N-(1- ) (4.3) 0.5 g 500 mL (4.1) 50 mL . 1 . (4.7, 4.8) . (4.2) N-(1- ) (4.3) . FIA R1 ( ) . 4.18 , N 100 mg/L (4.4) 492.6 mg 1 000 mL . 4 2 . 4.19 I, N 20 mg/L (4.18) 20 mL 100 mL . KS I ISO 13395:2008 5 . 4.20 II, N 1 mg/L (4.18) 1 mL 100 mL . . 4.21 I, N 200
8、 mg/L (4.5) 144.4 mg 100 mL . 1 . 4.22 II, N 20 mg/L I(4.21) 10 mL 100 mL . . 4.23 4.19 4.22 . , / , . 5 . . : II: 0.01 mg/L 0.1 mg/L I: 0.1 mg/L 1.0 mg/L 2 3 . (10 ) . / : II: 0.2 mg/L 2 mg/L I: 2 mg/L 20 mg/L KS I ISO 13395:2008 6 2 mg/L 100 mL II( 4.20) mL mg/L 200 mL I( 4.19) mL 0.01 1 0.1 1 0.0
9、2 2 0.2 2 0.03 3 0.3 3 0.04 4 0.4 4 0.05 5 0.5 5 0.06 6 0.6 6 0.07 7 0.7 7 0.08 8 0.8 8 0.09 9 0.9 9 0.10 10 1.0 10 3 / mg/L 100 mL II( 4.22) mL mg/L 200 mL I( 4.21) mL 0.2 1 2 1 0.4 2 4 2 0.6 3 6 3 0.8 4 8 4 1.0 5 10 5 1.2 6 12 6 1.4 7 14 7 1.6 8 16 8 1.8 9 18 9 2.0 10 20 10 5 . 5.1 (FIA) ( A.1 ).
10、KS I ISO 13395:2008 7 10 L 300 L / : 90 % , (4.12) , 4.0 mm, 5 cm 0.5 mm 0.8 mm T , . ( A.1 ) . C . . 520 nm 560 nm ( , , / ). . 5.2 (CFA) ( B.1 ). / : 90 % 1.1 mm (5.1 ) ( .), . . . , . 520 nm 560 nm ( , , / ). . B.1 1 mm 2 . C.1 2.2 mm ( / ) . 5.3 100 mL, 500 mL, 1 000 mL . 5.4 100 L, 1 mL 10 mL,
11、20 mL, 50 mL 100 mL . 5.5 25 mL, 50 mL 1 L . KS I ISO 13395:2008 8 5.6 25 mL . 5.7 0.45m . 5.8 pH 6 0.05 mg/L 1 mg/L (4.23) 10 mm 0.04 . (5.1 5.2 ) . 7 , (KS I ISO 5667 3 ). . . / / (PTFE) . (4.7 4.8) pH 2 2 5 24 . 20 8 . / 0.1 mm ( ) . 8 8.1 (7. ). . 0.1 mm . ( ) KS I ISO 13395:2008 9 . . (9.5) . (
12、10. ) . 30 g/L . 8.2 pH 6.5 7.5 . , . (5.1 5.2 ) pH . 8.3 10 mg/L . ( D 9 ). 9 9.1 , 9.1.1 (5.1 ) (4.12) 25 mL (5.5) . II(4.8) . . II(4.10) 2 2 . . . ( ). I(4.21) II(4.22) 3 . / ( 2 mg/L 20 mg/L) (4.23) . (4.13) . . 9.1.2 KS I ISO 13395:2008 10 (5.6) (4.16) 5 mL (5.2 ) 5 . . (4.13) 20 mL . 9.1.1 . (
13、4.13) . (9.1.3 ) (4.16) . 9.1.3 ( , / ) / II 2 mg/L / I 20 mg/L . (4.17) . / I(4.19) II(4.22) . 90 % 9.1.1 9.1.2 90 % . . 9.2 (FIA CFA, / ( A.1, B.1 C.1 ) . 10 . / 10 , 10 . 0 . (drift) . 9.3 9.5 . 9.3 . B(4.15) R1(4.17) 2 . 10 mm 0.015 . . KS I ISO 13395:2008 11 9.4 / . . . 0 . . (9.5) . / . . . y
14、b N a (1) y : ( mm mV ) b : (L/mg) N : , / (mg/L) a : 9.5 7. (4.23) (FIA, 5.1 A.1 ; CFA, 5.2 B.1 C.1 ) . . 10 20 . (9.1.3) (9.4) . (9.1.1 9.1.2 ) . 10 9.4 (1) 9.5 . . . (2) N . bayN= (2) KS I ISO 13395:2008 12 N : / (mg/L) y, a b : (1) 11 . 2.910 1mg/L 3.0 mg/L / 4.1 mg/L 12 4 7 1991 11 . 4 (FIA) l
15、n o % xcorrmg/Lx mg/LRR % srmg/L VCr% sRmg/L VCR% 1 15 55 0 0.030 0.030 101 0.000 8 2.67 0.001 6 5.412 15 49 11 0.090 0.089 99.1 0.000 8 0.90 0.001 5 1.733 15 54 5.3 0.300 0.301 100 0.004 1 1.36 0.015 0 4.984 a, b 15 49 11 0.900 0.898 99.8 0.006 5 0.72 0.033 8 3.765 15 55 0 0.030 0.033 109 0.002 0 6
16、.06 0.004 4 13.66 15 54 1.8 0.090 0.092 102 0.003 0 3.26 0.005 4 5.887 15 53 3.6 0.300 0.296 98.8 0.005 2 1.76 0.025 1 8.488 c, b15 53 3.6 0.900 0.912 101 0.006 1 0.67 0.084 6 9.289 15 50 9.1 0.030 0.030 101 0.000 6 2.00 0.001 2 3.9210 15 55 3.5 0.090 0.091 102 0.001 6 1.76 0.004 3 4.7311 15 55 3.5 0.300 0.302 101 0.004 1 1.36 0.014 0 4.6512 d, b15 48 13 0.900 0.900 100 0.007 2 0.80 0.028 1 3.13l : n : (outlier) o : xcorr: x : RR : sr: VCr: sR: VCR: a b 2 mL/L . c . 14 g/L COD 1 400 mg/L . db KS I ISO 13395:2008 13 5 (CFA) l n o % xcorrmg/Lx mg/LRR % srmg/L VCr% sRmg/