1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M 8278 ( )KS M 8278:2012 2012 12 28 http:/www.kats.go.krKS M 8278:2012 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :1979 12 13 :2012 12 28 2012-0817 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS M 8278:2012 ( ) Mercury Hg AW: 200.59 1 ( .) . 2 .
2、 . ( ) . KS M 8001, 3 3.1 , . 13.6 g/mL . 4 5. , 1 . 1 (Cu) (Zn) (As) (Fe) 99.5 % 5 mg/kg 0.5 mg/kg 0.5 mg/kg 0.5 mg/kg 0.5 mg/kg 5 5.1 KS M 8278:2012 2 0.1 mg 1 g (1: 2) 10 mL , (500 mL) . 25 mL( 0.05 g) 3 g 0.01 mol/L EDTA 2Na . , . 0.01 mol/L EDTA 2Na 1 mL 0.002 005 9 g Hg . 5.2 5 g (1: 2) 20 mL
3、. 5.3 200 g 1 A: 7 kPa 260 C 1 mg (5.4 ). 1 5.4 (Cu) a) 5.3 ( 200 g) (1: 2) 5 mL (50 mL) (S ). S 10 mL (25 mL) (X ). b) S 10 mL( 40 g) (25 mL) (0.01 mg/mL) 2.0 mL, (0.01 mg/mL) 2.0 mL, (0.01 mg/mL) 2.0 mL (0.01 mg/mL) 2.0 mL (Y ). c) KS M 8001 6.31( ) a)( ) 4)( ) . 324.7 nm(X Y 5.5, 5.6 5.7 .) 5.5 (
4、Zn) A : B : C : D : E : F : G : KS M 8278:2012 3 a) 5.4 X . b) 5.4 Y . c) KS M 8001 6.31 a) 4) . 213.9 nm 5.6 (Pb) a) 5.4 X . b) 5.4 Y . c) KS M 8001 6.31 a) 4) . 283.3 nm 5.7 (Fe) a) 5.4 X . b) 5.4 Y . c) KS M 8001 6.31 a) 4) . 248.3 nm 6 . 7 . a) b) c) ( ) d) e) f) . () 153787 1 92 3(16) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M 8278:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Mercury ICS 71.040.30