KS D 1829-2008 Methods for determination of tellurium in steel《钢中碲含量的测定方法》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D 1829 KS D 1829:2008 2008 12 26 http:/www.kats.go.krKS D 1829:2008 : ( ) ( ) () ( ) : (http:/www.standard.go.kr) : : 1993 12 31 : 2008 12 26 2008-0952 : : ( 025097274) (http:/www.kats.go.kr). 10 5 , . KS D 1829:2008 Methods for determination of tellurium

2、 in steel 1 . 2 . . ( ) . KS D 1801, KS M 0012, 3 . a) 0.3 % ( 1 % ). b) II 0.001 % , 0.06 % . 3.1 3.1.1 . , 420 nm . 3.1.2 a) b) (1 1) c) (1 100) d) (1 1) e) f) . g) (2 ) 50 g 50 mL . KS D 1829:2008 2 . h) 5 g 100 mL . . . i) (200 g Te/mL) (99.9 % ) 0.500 g (300 mL) , (1 1) 10 mL 10 mL . (500 mL) (

3、1 mg Te/mL) 5 . 3.1.3 ( ) KS M 0012 . 3.1.4 a) 0.5 g (300 mL) (1 1) 5 mL 8 mL . . b) 12 mL .1)c) (1 1) 10 mL . 5 . 10 mL (5 A) .2) (1 100) . (100 mL) 40 mL . d) 30 5 mL 2 mL . e) 420 nm 3) . (%) A/m100 A : (g) m : (g) 3.1.5 1 . 1 : % 0.023* 0.3 0.024 5Te(%) 0.000 3 0.074 3Te(%) 0.001 6 * . 1) 1 % 3.

4、1.4 b) . 2) 1 % . 3) (300 mL) 0.5 g 08 mL (1 1) 5 mL 8 mL . 3.1.4 c) . KS D 1829:2008 3 3.2 II 3.2.1 . MIBK , MIBK II II , 330 nm4) 372 nm . 3.2.2 a) b) (4 3,1 1) c) d) (1 1) e) (1 1, 1 9) f) . g) (1 1) h) i) j) (MIBK) k) II (0.1 %) II(C8H5N2S3K) 0.1 g 100 mL . l) m) (2 ) 6.8 g, (10 ) 5 g (EDTA) 7.8

5、 g 1 000 mL . n) (50 g Te/mL) (99.9 % ) 0.500 g (300 mL) , (1 1) 20 mL (1 1) 50 mL . , (500 mL) . 1 mg Te/mL . 25 mL (300 mL) (1 1) 5 mL . . (1 1) 50 mL . (500 mL) . 3.2.3 KS M 0012 . 3.2.4 a) 1.0 g (300 mL) (1 9) 50 mL . (1 1) 20 mL . 12 . (100 mL) . b) 2 5) (100 mL) 4) 0.01 % 330 nm . 5) (5 A) . K

6、S D 1829:2008 4 (1 %) . 0.5 mL . 5 . 2 % mL 0.001 0.01 0.01 0.04 0.04 0.06 20 10 5 c) 2 MIBK 30 mL . 1 .6),7) MIBK 20 mL 1 . d) (300 mL) (4 3) 5 mL 30 . (300 mL) . e) 10 10 mL . (1 1) (100 mL) 30 mL . MIBK 10 mL 1 . . f) (4 3) 10 mL 30 . . 10 mL 1 . (100 mL) . 5 mL 1 . (100 mL) . 1 mL MIBK . 10 mL .

7、 g) 0.5 g (100 mL) 20 mL . II 0.7 mL 12 .8) 10 mL 1 . 20 mL . 30 . h) (5 A) .9) 330 nm4) 372 nm 10 ) . (%) A/(mB)100 A : (g) 6) . 7) MIBK . . 8) . 9) 330 nm . 10) 11),12) (300 mL) 1.00 g 3 . (1 9) 50 mL . (1 1) 20 mL . 12 . (100 mL) . 3.2.4 b) . KS D 1829:2008 5 m : (g) B : 11)12) 3 % mL nm 0.001 0.

8、01 0.01 0.06 1 3 1 10 330 372 3.2.5 4 . 4 : % 0.001 0.06 0.046 0Te(%)0.000 6 0.053 7Te(%)0.000 7 11) 3 3 . 3.2.4 . 12) . KS D 1829:2008 6 KS D 1829:2008 I. 5 mg . . 1 a) (1 1) . . b) 5 mg . . c) . 5 mg . d) 35 N . . e) . f) 0.500 g (200 g Te/mL) 5 mL 1 . 420 nm . 1 II. II 1 3.2.2( ) k) II 1 , 3 . .

9、nm) 10 mm A: (1.0 mg Te/100 mL) B: KS D 1829:2008 7 II 0.3 w/v % , 0.1 w/v % . 0.1 w/v % . 2 a) , , . . . . . . . b) 3 . 5 . c) (4 3) 5 mL 10 mL 30 . d) 5 , 10 . e) 0.50.1 mL, 5 mL 0.210 mL 0.23 mL . 1 mL . MIBK , 0.5 mL MIBK . f) (10 w/v %) 2 mL 10 mg (masking) . II 0.24 mL 0.51.0 mL 0.7 mL . II .

10、 II . g) II 30 1 . 330 nm, 372 nm . . 1.000 g (50 g Te/mL) 0.4 mL 2 . 2 (nm) 10 mm A: (20 g Te/10 mL) B: 135513 7017 (02)60094114 (02)600948878 http:/ KS D 1829:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Methods for determination of tellurium in steel ICS 71.040.40 ; 77.080.20 Korean Agency for Technology and Standards http:/www.kats.go.kr

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