1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS D 1757 KS D 1757 :2009 2009 12 24 http:/www.kats.go.krKS D 1757:2009 : ( ) ( ) () ( ) : (http:/www.standard.go.kr) : :2004 4 30 :2009 12 24 2009-0863 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D 1757:2009 Methods for determination of cadmium
2、in zinc metal 1 . 2 . . ( ) . KS D 0003, KS D 2351, KS M 0001, KS M 0016, KS M 0032, KS Q 5002, 1: 3 KS M 0001, KS M 0032 KS M 0016 . 4 4.1 . a) KS D 0003 . 5 mm . b) . 4.2 . a) . b) . KS D 1757:2009 2 4.3 . a) . b) . 5 5.1 2 . 5.2 . 5.3 , KS D 2351 KS Q 5002 . 6 . a) 0.000 1 % , 1.0 % . b) 0.000 1
3、% , 1.0 % . 7 7.1 , . 7.2 a) (11) b) ( 45, 1) c) (99.995 % ) 100 g 400 mL . 400 mL , 500 mL . 20 g , 30 . (5A) . 1 mL 200 mg . d) (20 g Cd/mL) (99.9 % ) 0.100 g (13) 20 mL , 1 000 mL , . (100 g Cd/mL) . 5 KS D 1757:2009 3 . 7.3 5.0 g . 7.4 7.4.1 . a) (300 mL) . b) , 30 mL . 25 mL . c) 20 mL (11) 20
4、mL , 100 mL 1) . 7.4.2 7.4.1 c) 228.8 nm . 7.5 . 7.6 7.6.1 a) 7.2 c) 25 mL 2) 100 mL (11) 20 mL . b) 7.2 d) 0 30.0 mL( 0 600 g) . , 228.8 nm . . 7.6.2 3) 7.2 d) 0 3.0 mL( 66 0 g) 100 mL (11) 20 mL , . , 228.8 nm . . 1) 600 g , 100 600 g 100 mL , 10 mL (11) . 2) 7.4.1 c) 1) . 3) , 7.6.1 . KS D 1757:2
5、009 4 7.7 a) 7.4.1 c) 7.4.2 7.5 7.6 . 100 Cd(%) 2 1 m A A A 1: (g) A 2: (g) m :()(g) b) 7.4.1 c) 7.4.2 7.5 7.6 . 100 Cd(%) 4 3 B m A A A 3 : (g) A 4 : (g) m :()(g) B : 8 8.1 , , . 8.2 a) (11) b) ( 45, 1) c) 7.2 c) . d) A(1 mg Cd/mL) (99.9 % ) 0.100 g (13) 20 mL , 100 mL . e) B(20 g Cd/mL) 7.2 d) . 8
6、.3 5.0 g . 8.4 8.4.1 KS D 1757:2009 5 7.4.1 4) . 8.4.2 8.4.1 , 226.5 nm 5),6) . 8.5 . 8.6 8.6.1 a) 8.2 c) 25 mL 7) 100 mL , (11) 20 mL . b) A8.2 d), B8.2 e) ( 05 0 mg) , . c) , 226.5 nm . , . 8.6.2 7) B8.2 e) 03 . 0 mL( 06 0 g) 100 mL , (11) 20 mL . . , . 8.7 8.4.2 8.5 8.6 . Cd(%) 100 2 1 m A A A 1
7、: (g) A 2 : (g) m :()(g) 4) 1) . 5) . . , () () . 6) 10 mg , . 7) 8.6.1 . 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS D 1757 :2009 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Methods for determination of cadmium in zinc metal ICS 77.120.60 Korean Agency for Technology and Standards http:/www.kats.go.kr