1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS I ISO 16264 (FIA CFA) KS I ISO 16264:2008 2008 11 24 http:/www.kats.go.krKS I ISO 16264:2008 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : : 2003 10 31 : 2008 11 24 2008-0794 : : ( 025097266) (http:/www.kats.go.kr). 10 5 , . KS I ISO 16264:2008 (FIA CFA) W
2、ater quality Determination of soluble silicates by flow analysis (FIA and CFA) and photometric detection 2002 1 ISO 16264, Water quality Determination of soluble silicates by flow analysis (FIA and CFA) and photometric detection , . . . , . 1 ( , , , , ) 2 (flow injection analysis: FIA) (continuous
3、flow analysis: CFA) . 0.2 mg/L 20 mg/L( 0.2 mg/L 2.0 mg/L 2 mg/L 20 mg/L) (SiO2) . 10 ( SiO20.02 mg/L 0.2 mg/L), . , . 2 . . ( ) . KS A ISO 5725 2, ( ) 2: KS I ISO 8466 1, (1 ) KS M ISO 3696, KS I ISO 16264:2008 2 3 , , , . 20 mg/L . , . (5.1) . . 1 L 0.1 mol/L 0.2 mL . 150 mg/L . 1 mol/L . , 5 mg/L
4、 , . 4 4.1 (FIA) . . . (II) . 1 L SiO2mg . 4.2 (CFA) . . . 1 L SiO2mg . 5 , . (8.2.1). ( 1 ) . (7. ) ( , , ) (5.1), 5.8, 5.9, 5.10 . 5.1 KS M ISO 3696 1 . 5.2 (H2SO4), (H2SO4) 1.84 g/mL 5.3 ( 1 2 R1 ) 1 000 mL 800 mL (5.1) (300.3) g KS I ISO 16264:2008 3 4 (NH4)6Mo7O24 4H2O . 15 mL (5.2) . 3 . . 5.4
5、 ( 1 2 R2 ) 1 000 mL 800 mL (5.1) (440.4) g (C2H2O42H2O) , . 3 . 5.5 (II) FIA ( 1 R3 ) 1 000 mL 800 mL (5.1) 28 mL (5.2) . (2402) mg (II) (SnCl2 2H2O) (20.2) g (N2H6SO4) . , . (42) 1 . 5.6 CFA ( 2 R3 ) (40.04) g (C6H8O6) 80 mL (5.1) , 100 mL . . 5.7 CFA 5.7.1 I I (0.2 mg/L 2.0 mg/L, 2 C ) 1 000 mL 8
6、00 mL (5.1) (100.1) g (NaC12H25O4S) . 6 . 5.7.2 II II (2 mg/L 20 mg/L, 2 B ) 1 000 mL 800 mL (5.1) (10.01) g (NaC12H25O4S) . 6 . 5.8 SiO20.500 0 g/L 9 (Na2SiO3 9H2O) 0.1 mol/L , NaOH SiCl4. 6 . (SiCl4) . , (1.4150.001) g SiCl4( ) . 900 mL 0.1 mol/L . KS I ISO 16264:2008 4 5.9 , 50 mg/L(SiO2 ) 1 000
7、mL 100 mL (5.8) , (5.1) . 6 . 5.10 (5.1) (5.9) 5 . (KS I ISO 8466 1 ). 1 2 I(0.2 mg/L 2.0 mg/L SiO2) II(2 mg/L 20 mg/L SiO2) 10 . 1 I(0.2 mg/L 2.0 mg/L SiO2) 1 000 mL (5.9) (mL) 4 8 12 16 20 24 28 32 36 40 (SiO2 mg/L) 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 4 10 1 . 2 II(2 mg/L 20 mg/L SiO2) 100 mL
8、(5.9) (mL) 4 8 12 16 20 24 28 32 36 40 (SiO2 mg/L) 2 4 6 8 10 12 14 16 18 20 4 10 6 . 5.11 1 000 mL 500 mL (5.1) 65 g (NaOH) . (Na2EDTA, C10H12O8N2Na22H2O) 6 g . . 6 . 6 6.1 (FIA) . 1 . 6.1.1 KS I ISO 16264:2008 5 6.1.2 6.1.3 . 6.1.4 40 L 360 L . 6.1.5 0.5 mm 0.8 mm , T : . 6.1.6 (cell) (72010) nm .
9、 . 6.1.7 ( , / ) . 6.1.8 . 6.2 (CFA) . 2 . 6.2.1 . 6.2.2 6.2.3 . 6.2.4 , , , . KS I ISO 16264:2008 6 1 ( mL/min .) 2 ( I 360 L .) ( II 40 L .) 3 (70 0.7 mm, 140 cm .) 4 ( 0.7 nm, 180 cm .) 5 ( 0.7 nm, 60 cm .) 6 (72010) nm, 10 nm . 7 A (5.1) R1 (5.3) R2 (5.4) R3 (II) (5.5) I: 0.2 mg/L 2.0 mg/L SiO2
10、II: 2 mg/L 20 mg/L SiO2 1 I II (SiO2) FIA 6.2.5 , , , T . 2 2 mm CFA . , ( 1 mm) . 6.2.6 ( ) 37 . 6.2.7 (cell) (81010) nm . . 6.2.8 ( , / ) 1 2 6 7 543 1.20 1.20 0.80 0.80 A R1 R2 R3 KS I ISO 16264:2008 7 . 1 ( mL/min .) 2 ( 2 mm, 10 cm .) 3 ( 2 mm, 30 cm .) 4 ( 2 mm, 30 cm .) 5 (37 2 mm, 90 cm .) 6
11、 (81010) nm, 10 mm .) 7 A B I: II (5.7.2) C I (5.7.1): II D R1 (5.3) R2 (5.4) R3 (5.6) I: 0.2 mg/L 2.0 mg/L SiO2 II: 2 mg/L 20 mg/L SiO2 2 I II (SiO2) CFA 6.3 6.3.1 ( , , ) (5.1) 5.8, 5.9, 5.10 . . 6.3.1.1 1 2 6 75430.10 0.23 0.23 0.23 A R1 R2 R3 7 B C D 0.32 0.80 0.60 KS I ISO 16264:2008 8 100 mL,
12、200 mL, 500 mL 1 000 mL . 6.3.1.2 1 mL, 2 mL, 3 mL, 4 mL, 5 mL, 10 mL, 20 mL 25 mL . 6.3.1.3 25 mL, 100 mL 1 000 mL . 6.3.2 6.3.1 SiO20.2 mg/L , 6.3.1 . 6.3.3 0.45 m . 7 (5.1) . , . (6.3.3) . (100 m ) . . 4 25 . 4 . 24 . 8 8.1 (FIA 6.1 1 , CFA 6.2 2 ) . FIA 5.1 5.3, 5.4, 5.5 10 , 0 . CFA 5.3 5.4, 5.
13、6, 5.7.1 5.7.2 10 , 0 . . 8.2 8.5 . KS I ISO 16264:2008 9 8.2 8.2.1 FIA 5.3, 5.4, 5.5 (5.1) . . CFA 5.3, 5.4, 5.6 (5.7) . . ( ) . 1 0.1 cm 1 (FIA ) 0.02 cm 1 (CFA ) , . . (6.1.6 6.2.7) , . 8.2.2 I(0.2 mg/L 2.0 mg/L SiO2) 1 mg/L SiO2 , II(2 mg/L 20 mg/L SiO2) 10 mg/L SiO2 (5.10) FIA 0.05 cm 1, CFA 0.
14、2 cm 1 . 8.2.1 . SiO2 ( I 0.2 mg/L, II 2 mg/L) (5.10) 3: 1 . , SiO2 (5.10) . , 45 % . 8.3 (5.10) . 5 . , . . , . (8.4 ) . SiO2 . KS I ISO 8466 1 . KS I ISO 16264:2008 10 , . y b a (1) y : b : , : , SiO2 a : 8.4 7. (FIA 6.1, CFA 6.2 ). , . , 20 3 1 3 1 (8.3). . 8.5 . , (5.11) (5.1) 5 . 9 (2) , . (y a
15、)/b (2) (1) . (SiO2) . , (extrapolation) . 2 . (SiO2 ): 0.42 mg/L (SiO2 ): 6.3 mg/L 10 KS A ISO 5727 2 2000 ( ) 3 5 . KS I ISO 16264:2008 11 3 FIA (SiO2) l n o % xcorrmg/LX mg/L% sRmg/L CV % srmg/L CV % Si 1 12 45 6.25 17 12.8 75 0.413 2.43 0.12 0.708Si 2 12 45 6.25 2.9 2.82 97 0.204 7.03 0.02 0.687
16、Si 3 11 37 15.9 20 19.4 97 0.710 3.55 0.103 0.514 Si 1: (Wiesbaden) , Si 2: (Rhine) , Si 3: (Wiesbaden) , l : ( ) n : o : xcorr: X : sR: CV : sr: 4 CFA (SiO2) l n o % xcorrmg/LX mg/L% sRmg/L CV % srmg/L CV % Si 1 10 28 30 17 15.1 89 1.26 7.42 0.051 0.301Si 2 10 40 0 2.9 2.19 76 0.754 26.0 0.013 0.44
17、4Si 3 10 40 0 20 21.1 105 1.65 8.25 0.226 1.13 3 5 (SiO2) (CFA FIA) l n o % xcorrmg/LX mg/L% sRmg/L CV % srmg/L CV % Si 1 22 81 7.95 17 13.8 81 1.40 8.25 0.119 0.701Si 2 22 85 3.41 2.9 2.52 87 0.614 21.2 0.017 0.584Si 3 21 77 8.33 20 20.0 100 1.00 5.01 0.201 1.01 3 11 . a) KS I ISO 16264:2008 12 b)
18、c) CFA FIA (6.1 6.2) d) , e) 9. f) KS I ISO 16264:2008 13 1 RUZICA J.and HANSEN E.H.Flow injection analysis, Wiley & Sons, 2nd ed., 1988 2 MLLER J.Flow injection analysis, Analytiker Taschenbuch, Vol.7,Springer Verlag, 1988,pp. 199 275 3 SKEGGS L.T.Anal.Chem., 38(6), 1966,p 31 A (FIA CFA) 135513 7017 (02)60094114 (02)600948878 http:/ KS I ISO 16264:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Water quality Determination of soluble silicates by flow analysis(FIA and CFA) and photometric detection ICS 13.060.50 Korean Agency for Technology and Standards http:/www.kats.go.kr