1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D 1919 KS D 1919:2012 2012 5 8 http:/www.kats.go.krKS D 1919:2012 : ( ) ( ) () () ( ) : (http:/www.standard.go.kr) : :2002 5 1 :2012 5 8 2012-0188 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D 1919:2012 Methods for determination of mercury in c
2、opper 1 . 2 . . ( ) . KS D 1651, 3 KS D 1651 . 4 . 0.000 010.000 1 % ( ) . 5 5.1 , . , (II) . 5.2 . a) (1 1) b) 1, (1 2) 3 c) (50 g/L) d) SnCl2 2H2O 10 g (1 20) 60 mL , 100 mL . . KS D 1919:2012 2 e) (200 g/L) f) (50 g/L) g) (0.1 mg/L) (II) 0.135 g (1 13) , 1 000 mL (1 13) (100 mg/L) . 1 000 . 5.3 a
3、) 1 . A: B: C: D: 1 b) . 2 3 , , . 1) 20 mm, 100 mm ( .) . 2) . 3) (1 4) (50 g/L) . 5.4 1.0 g 10 mg . 5.5 5.5.1 . a) 5.3(a) , . 20 mL , . b) 10 mL . 5 DCA BKS D 1919:2012 3 30 mL 5 mL , 2 .1)c) . . A: B: C: D: E: F: G: H: I: 2 A: B: C: D: E: F: G: H: I: 3 5.5.2 . 1) 1 mL . . KS D 1919:2012 4 a) 5.5.
4、1 c) 5.3(b) , 150200 mL .2)b) 5.2(d) 10 mL , . , 253.7 nm . 5.6 , . 5.7 5.2(g) 010.0 mL( 01 g) , (1 1) 5 mL , 150200 mL .3) 5.5.2 b) , . 5.8 5.5.2 b) 5.6 5.7 , . 100Hg(%)21=mAA A1: (g) A2: (g) m : (g) 2) 150200 mL . 3) 5.5.2 a) . KS D 1919:2012 5 KS D 1919:2012 , . KS D 1919: 2007 . 1 , . , (KS) (ISO) , . 2 JIS H 1066 , “ ” . , SI . 3 , . (II) , . 4 , . 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS D 1919:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Methods for determination of mercury in copper ICS 77.120.30