1、 KS I ISO 71501 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 1: KS I ISO 71501 :2007 (2012 ) 2007 6 29 http:/www.kats.go.krKS I ISO 71501:2007 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : : 1997 6 3 : 2007 6 29 :2012 12 27 : 20120787 : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS I ISO 71501:2007
2、 ii 1 1 2 1 3 .1 4 .1 4.1 .2 4.2 2 4.3 .2 4.4 2 4.5 2 4.6 2 4.7 3 5 .3 5.1 .3 5.2 3 6 3 7 3 7.1 3 7.2 .3 7.3 .3 7.4 4 7.5 .4 8 5 8.1 5 8.2 .5 9 .6 10 6 11 7 11.1 .7 11.2 .7 11.3 .7 12 .7 i KS I ISO 71501:2007 ii 1984 1 ISO 71501, Water qualityDetermination of ammonium Part 1:Manual spectrometric met
3、hod . KS I ISO 71501:2007 (2012 ) 1: Water qualityDetermination of ammonium Part 1:Manual spectrometric method 1 . , . (10. ). 9. . 40 mL ( N ) 1 mg/L . . 40 mm 40 mL , N 0.003 0.008 mg/L. 40 mL 40 mm N 0.200 mg/L 0.69 , 40 mL 10 mm N 0.750 mg/L 0.65 . 2 . . KS M ISO 5664, ( ) 3 (III)() 650 nm . N,N
4、 -1,3,5-2,4,6(1 H, 3 H, 5 H)-, ( ) . pH 12.6 . . . 4 . KS I ISO 71501:2007 4.1 . 4.1.1 () , . 10 g . 4.1.2 (0.100.01) mL ( N 1.84 g/mL) (1 00010) mL . 50 mL , . 10 g () . 4.2 1 (1 000 mL) (C 7 H 6 O 3 Na) 2 (C 6 H 5 O 7 Na 3 2H 2 O) (1301) g . 950 mL , (III) 2Fe(CN) 5 NONa 2 2H 2 O (0.9700.005) g .
5、, . 2 . 4.3 (50050) mL (32.00.1) g . 2 (C 3 N 3 O 3 Cl 2 Na2H 2 O) (2.000.02) g . 1 (1 000 mL) . . 2 . 4.4 N 1 000 mg/L 1 (1 000 mL) 800 mL 2 105 (3.8190.004) g . . 1 mL 1 mg . . 1 . 4.5 N 100 mg/L 100 mL , 1 (1 000 mL) . . 1 mL 0.1 mg . . 1 . 4.6 N 1 mg/L 1 mL , 1 (100 mL) . . 2 KS I ISO 71501:2007
6、 1 mL 1 g . . 4.7 (1002) mL (1002) g . 95 %(V/V) (95050) mL . . 5 . 5.1 (1050) mm 655 nm 5.2 (251) a) . 6 . , (25) . , (pH 2) . 7 7.1 1 mg/L 40 mL. . . (10. ). 7.2 , 1 (50 mL) . (401) mL . 7.3 7.3.1 (4.000.05) mL . (4.00 0.05) mL . 3 KS I ISO 71501:2007 1 pH 12.60.1 . . . (251) . 2 ( 1 K ) . 7.3.2 6
7、0 , 650 nm . , . 7.4 7.2 7.3 . (401) mL . 7.5 7.5.1 1 9 1 (50 mL) . (401) mL . 7.5.2 7.3.1 . 7.5.3 1 7.3.2 . 1 mL m N g mm 0.00 a2.00 4.00 6.00 8.00 10.00 20.00 30.00 40.00 0 2 4 6 8 10 20 30 40 10 40 b40 40 40 40 10 10 10 10 a b50 mm . 4 KS I ISO 71501:2007 7.5.4 . (mN) . , . 8 8.1 (A r ) . A r= A
8、s A b A s : A b : A s A b . N , (mg/L) . V m N m N :A r ( g) V : (mL) N 2 . 2 Nmg/L NH 3mg/L (NH 4 ) mg/L c(NH 4 ) mol/L N 1 mg/L NH 3 1 mg/L (NH 4 )1 mg/L c(NH 4 )1 mol/L 1 0.823 0.777 0.014 1.216 1 0.944 0.017 1.288 1.059 1 0.018 71.4 58.7 55.4 1 1 mg/L (NH 4 + ) 0.777 mg/L . 8.2 3 . 5 KS I ISO 71
9、501:2007 3 a s b Nmg/L mm mg/L mg/L 0.150 1.00 5.00 0.217 0.877 40 10 10 40 10 0.002 c0.0050.025 d0.036 c0.002 d0.0070.027 d 0.0150.038 d 0.0040.010 d0.0090.027 da b 5 mL 5.00 mg/L 40 mL.c , 9 .d 5 9 . 9 . 1 . , 1 . . , , . 10. . , . (10. ). 10 , . KS M ISO 5664 . 1 %(V/V) . V 2 (mL) . V 1 (mL) . 7.
10、1 . . . 1 2 1 N V V N1 : () V 1 , V 2 : (mL) 6 KS I ISO 71501:2007 11 11.1 . , . . 11.2 ( ) . . , . . 2 . 11.3 , ( 9 ) 50 % . . . . . 1 2 N 3s N2 : s 1 : , , . 20 , s 1 . 12 . a) b) c) d) e) f) 7 KS I ISO 71501:2007 8 1 N a N mg/L 40 mL b N (mg/L) B cmg/L 0.000 0.200 0.500 (III) (Cl) (HCO 3 ) (PO 4
11、) (SO 4 ) (F) (N) (SiO 2 ) (S 2 O 3 ) (CN) (Ca) (Mg) (Fe) (Al) (Cu) (Zn) (Pb) (C 6 H 5 NH 2 ) (NH 2 C 2 H 4 OH) 1 000 1 000 100 500 5 50 50 10 5 500 50 10 5 5 5 5 1 1 0.002 0.002 0.000 0.000 0.002 0.006 0.003 0.001 0.002 0.000 0.004 0.001 0.000 0.003 0.003 0.001 0.040 0.164 0.013 0.002 0.001 0.001 0
12、.001 0.002 0.000 0.007 0.019 0.013 0.009 0.003 0.008 0.011 0.006 0.016 0.040 0.114 0.033 0.025 0.015 0.016 0.001 0.002 0.011 a b .c , 95 % . N (mg/L) 95 % (mg/L) 0.000 0.003 0.200 0.014 0.500 0.021 2 a b Nmg/L mm Lab. 1 Lab. 2 Lab. 3 Lab. 4 0.000 0.050 0.500 40 40 10 0.07 0.26 0.50 0.12 0.48 0.09 0.
13、22 0.38 0.06 0.24 0.45 a b 5 . 1: 153787 1 145 3(16) (02)26240114 (02)26240148 http:/ KS I ISO 71501 :2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Water quality Determination of ammonium Part 1 :Manual spectrometric method ICS 13.060.50 Korean Agency for Technology and Standards http:/www.kats.go.kr
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