KS D 1822-2007 Methods for determination of lead in steel《钢铁中铅含量的测定方法》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D 1822 KS D 1822: 2007 2007 9 28 http:/www.kats.go.krKS D 1822: 2007 : ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) : :1971 10 30 :2007 9 28 2007 0777 : : ( 025097 274) (http:/www.kats.go.kr). 7 5 , . KS D 1822: 2007 Methods for determination of lead in s

2、teel 1 . 2 . . KS A 3251 1, 1 : KS A ISO 5725( ), ( ) KS D 1801, KS L 2302, KS M 0012, KS M 8001, 3 KS D 1801 . 4 a) 0.05 %(m/m) , 0.40 %(m/m) . b) 0.000 2 %(m/m) , 0.010 %(m/m) . 4.1 4.1.1 , . . . 4.1.2 a) b) (1: 1) KS D 1822: 2007 c) d) (1: 1) e) (1: 20) f) (1: 99) 1 L 10 . g) 1 800 mL 300 mL , 1

3、g . 24 (5 C) . h) i) . , . j) (II)( ) k) l) (50 g/L) m) (NH4)6Mo7O24 4H2O 10 g 200 mL (5 B) . n) o) 2 , KSM 8001 5.4( ) 7( ) . 1 2 , . 1 L 30 mL . p) 10 . q) ( , 95 % 99.5 %) 4.1.3 a) KS L 2302 51 ( ) (II)4.1.2(j) (1: 1) . 4.1.4 a) 1) (500 mL) . b) , (1: 1) 1) . . . , 400 mL 10 g . 10 . 1) 1 . 1 (1:

4、1 ) % g (1: 1) mL 0.05 0.10 10.0 100 0.10 0.20 5.0 500.20 0.40 2.5 30 2 KS D 1822: 2007 (5 A) , .2)c) (300 mL) , (1: 1) 10 mL , . 100 mL . 2 g , 5 mL . d) 10 mL , . (5 B) , . , . e) (15 mL) , . f) 600 650 , . , . Pb(%) 1004564.0)(01=Smm m1: (g) m0: 3) (g) S : (g) 4.1.5 4) 2 . 2) . a) (15 mL) , 400 5

5、00 (100 mL) . 5 mL , (100 mL) . 10 mL 20 mL . (5 C) , . (300 mL) 10 mL . 40 mL . (1: 20) . b) 40 mL , . (5 C) , (1: 20) 1 . . c) (300 mL) , 50 mL . , . (300 mL) , 250 mL . 4.1.4 d) . 3) . 4) D D(n, 0.95) , KS A ISO 5725 . n , . (Pb) (%) . 3 KS D 1822: 2007 2 : %(m/m) (%) 0.05 0.25 D0.028 8(Pb) 0.004

6、 2 D0.011 7(Pb) 0.008 9 4.2 4.2.1 , , . 4 2 , , . 520 nm . 4.2.2 a) b) (7: 5, 1: 1, 1: 100) c) d) e) f) , . g) ( , 200 g/L) 7 . . h) (1: 100) 100 mL ( )g) 5 mL . i) 20 g 100 mL , (200 mL) k) 10 15 mL . . , k) . . j) (200 g/L) k) (C13H12N4S) 0.01 g 10 mL , (100 mL) 50 mL 1 . (100 mL) , (1: 1) 20 mL 1

7、 . , 100 mL . . 0.1 g 50 mL (200 mL) , h) 50 mL 1 . . (5 A) , . l) m) 4 2 n) (10 g Pb/mL) 0.159 9 g , 10 mL (1 000 mL) , (100 g Pb/mL) . 10 . 4.2.3 4 KS D 1822: 2007 KS M 0012 . 4.2.4 a) (300 mL) . b) 10 mL 3 mL . 20 mL , 5) .6)c) 50 mL , (5 B) 7) (1: 100) . (300 mL) . d) , (7: 5) 30 mL . e) (200 mL

8、) (7: 5) 30 mL , . 4 2 30 mL 30 . (300 mL) , (7: 5) 5 mL 30 . . 4 2 5 mL . (1: 1) 1 2 mL , 40 mL . f) 2 mL, 10 mL 10 mL , 70 80 4 5 . g) 20 25 10 mL (200 mL) . 20 mL 1 . .8) 50 mL 30 , .8)h) (5 A) , . 520 nm 9) , .10)Pb(%) 100)(201=mmmm m1: (g) m0: (g) m2: 0.500 g (g) m : (g) 5) , . 6) 10 % 1 2 mL 4

9、2.4 c) . 7) 1 % 1 % . 8) . 9) 7 (300 mL) 0.500 g , 0, 0.5, 1, 2, 3, 4, 5 mL( 0 50 g) . 4.2.4 b) ( ) . 10) . 5 KS D 1822: 2007 4.2.5 11) 3 . 3 : %(m/m) (%) 0.000 2 0.010 D0.042 8(Pb) 0.000 08 D0.135 2(Pb) 0.000 08 11) D D(n, 0.95) , KS A ISO 5725 . n . (Pb) (%) . 6 135513 7017 (02)60094114 (02)600948878 http:/ KS D 1822: 2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Methods for determination of lead in steel ICS 77.080.40 Korean Agency for Technology and Standards http:/www.kats.go.kr

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