1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS I ISO 11083 (VI) (1,5- )KS I ISO 11083:2008 2008 11 10 http:/www.kats.go.krKS I ISO 11083:2008 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :1998 4 30 :2008 11 10 2008-0751 : : ( 02-509-7266) (http:/www.kats.go.kr). 10 5 , . KS I ISO 11083:2008 (VI) (1,5-
2、 ) Water quality Determination of chromium(VI) Spectrometric method using 1,5-diphenylcarbazide 1994 1 ISO 11083, Water quality Determination of chromium(VI)Spectrometric method using 1,5-diphenylcarbazide , . 1 6 (VI) . 0.05 mg/L 3 mg/L 6 (VI) . . 2 6 (VI) 3 (III) , 6 (VI) 1,5 1,5 . 540 nm 550 nm ,
3、 . 3 . . 3.1 pH = 9.00.2 (3 )(K2HPO4 3H2O) 456 g 1 000 mL . pH . 3.2 (NaOH) 20 g 100 mL . KS I ISO 11083:2008 2 3.3 A (H3PO4, = 1.71 g/mL) 10 mL 100 mL . 3.4 B (H3PO4, = 1.71 g/mL) 700 mL 1 000 mL . 3.5 (18 ) Al2(SO4)3 18H2O 247 g 1 000 mL . 3.6 ( ) (Na2SO3) 11.8 g 100 mL . 1 . 3.7 3.8 1,5 1,5 (C13H
4、14N4O) 1 g 100 mL (C3H6O) 1 . 4 2 . . 3.9 (NaOCl) 70 mL ( 150 g/L ) 1 000 mL . 4 1 . 3.10 3.11 6 (VI) . (K2Cr2O7) 2.829 g (1 000 mL) 1 000 mL . . 1 mL 1 mg . 3.12 (VI) (VI) (3.11) 5 mL (1 000 mL) 1 000 mL . . KS I ISO 11083:2008 3 1 mL 5 g . 3.13 (NaCl) 4 . 4.1 10 mm 50 mm . 4.2 0.4 m 0.45 m . 4.3 p
5、H 4.4 5 . . 1 2 5.1 7.1 5.2 7.2 . 5.1 7.1 . 5.1 1 000 mL (3.1) 10 mL . pH (4.3) pH 7.5 8.0 . pH (3.2) A(3.3) pH . (3.5) 1 mL . pH 7.0 7.2 . pH A(3.3) pH . 2 . (4.2) 200 mL 50 mL . 5.2 1 000 mL (3.1) 10 mL . pH (4.3) pH 7.5 8.0 . pH (3.2) A(3.3) pH . (3.5) 1 mL pH 7.0 7.2 . KS I ISO 11083:2008 4 pH A
6、(3.3) pH . (3.6) 1 mL , (3.7) . . 2 . (4.2) 200 mL 50 mL . 6 , , ( ) , 6 (VI) . 6 (VI) 6 (VI) . 3 (III) 1 mg/L . 3 (III) . . . 6 (VI) . . . 6 (VI) . , , 6 (VI) . . 500 mg/L , . 1,5 . 20 mg/L 6 (VI) 1,5 . 4 mg/L , 200 mg/L , . 7 7.1 (5.1) 50 mL( V) (100 mL) . B(3.4) 2 mL (3.8) 2 mL 100 mL . KS I ISO
7、11083:2008 5 5 15 540550 nm . (= AS). 0.5 mg/L 40 mm 50 mm 0.5 mg/L 3 mg/L 10 mm . 3 mg/L ( V) . (= Ab). 2 , . (7.3) . 1,5 . ( = At). 7.2 (5.2) 50 mL( V) (100 mL) . (3.10) 1 (3.9) 1 mL . (3.9) . B(3.4) 2 mL (3.13) 10 g 40 L/h 40 . . 1,5 (3.8) 2 mL 100 mL . 5 15 540550 nm . (= As). 0.5 mg/L 40 mm 50
8、mm 0.5 mg/L 3 mg/L 10 mm . 3 mg/L ( V) . ( = Ab). 3 , . (7.3) . 1,5 . ( = At). 7.3 6 (VI) (3.12) 0 mL, 0.5 mL, 1.0 mL, 2.0 mL, 3.0 mL, 4.0 mL, 5.0 mL (100 mL) . 40 mL B(3.4) 2 mL 1,5 (3.8) 2 mL 100 mL . KS I ISO 11083:2008 6 (VI) 0 mg/L, 0.025 mg/L, 0.05 mg/L, 0.10 mg/L, 0.15 mg/L, 0.20 mg/L, 0.25 m
9、g/L . 40 mm 50 mm 5 15 540550 nm ( = AC). . 6 (VI) . . . . , . . 10 mm . . 8 8.1 6 (VI) (Cr)(mg/L) . (Cr) = bAAf )(bs (Cr) = bAAAf )(bts As : Ab : At : f : (V = 50 mL 2, 100/V) b : ( ) 10 mg/L , 10 mg/L . 8.2 1986 1 . KS I ISO 11083:2008 7 1 l n o na% x mg/Lx mg/Lrmg/LVC r% Rmg/L VCR% WFR% 15 58 14
10、19.4 0.072 0.067 0.002 3.3 0.004 5.5 93.2 18 71 1 1.4 0.180 0.166 0.002 1.4 0.012 6.9 92.1 ( ) 18 72 0 0.0 0.630 0.543 0.021 3.9 0.107 19.7 86.1 ( ) 17 67 5 6.9 1.180 1.112 0.020 1.8 0.088 7.9 94.2 l : n : o : na : ( ) x : x : r : VC r: R: VCR : WFR : 9 . a) b) c) ( ) d) e) f) (VI) (1,5 ) 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS I ISO 11083:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Water qualityDetermination of chromium(VI)Spectrometric method using 1,5-diphenylcarbazide ICS 13.060.40