KS D 1904-2007 Methods for chemical analysis of ferrosilicon《硅铁的化学分析方法》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D 1904 KS D 1904: 2007 2007 9 28 http:/www.kats.go.krKS D 1904: 2007 : ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) : :1968 12 10 :2007 9 28 2007 0777 : : ( 025097 274) (http:/www.kats.go.kr). 7 5 , . KS D 1904: 2007 Methods for chemical analysis of ferro

2、silicon 1 , , , . 2 . . KS D 1816, KS M 0001, KS M 0012, KS M 0014, KS M 0015, KS M 8001, KS D 1816 1) .2)3 2 . a) b) 3.1 3.1.1 , 1) . .2) . . 10 mm . . . KS D 1904: 2007 . 3.1.2 a) b) c) (1 1) d) (1 50) e) (5 95) f) (1 1) g) (1 3) h) 3.1.3 a) 3) 2 g 4) 4 g . b) 5) (1 1) 20 mL . 120 1 . c) (1 1) 60

3、mL 100 mL 6) (5 A) (1 50) . d) (1 1) 20 mL 30 . (1 4) 50 mL (5 B) c) (1 50) . e) 1 100 . (w1). f) (1 3) (w2) . Si(%) 74.46)(21=mww m : (g) 3.2 3.2.1 3) . (%) (g) 75 43 75 43 0.2 0.3 0.5 4) . 5) . 6) . 2 KS D 1904: 2007 . . 3.2.2 a) (1 1) b) 200 g 1 L . c) d) (5 %) . e) KS M 0015 . f) 0.5 mol/L KS M

4、8001 . 3.2.3 a) 7) 0.1 mg (300 mL) (1 1) 30 mL 10 mL .8)b) 5 mL 80 mL 15 15 30 . c) (5 B) 15 15 .9) (200 mL) 50 mL . d) 0.5 mol/L 0.5 mol/L . Si(%) 001511003.0=mA 7) . (%) (g) 40 40 0.10 0.20 8) . (30 mL) 3 g . 700 5 . (1 1) 50 mL (300 mL) , 3 mL . 80 mL 10 mL 3 g 15 . 15 50 . 3.2.3 d) . 9) 15 . 3 K

5、S D 1904: 2007 A : 0.5 mol/L (mL) m : (g) 4 2 . a) 0.01 % . b) 4.1 4.1.1 . . 4.1.2 a) b) (1 50, 1 5 000) c) d) e) f) g) (10 g/L) . h) (NH4)6Mo7O24 4 H2O 40 g 300 mL 80 mL (1 1) 600 mL . . . i) 0.1 mol/L KS M 8001 . j) 0.1 mol/L KS M 8001 . k) 1 g/L KS M 0015 . 4.1.3 a) 2 g (100 ) 20 mL 5 mL . , . 10

6、 mL 3 mL . b) 30 mL (5 B) . (400 mL) . c) 5 mL 100 mL , 3 g . d) 50 50 100 mL 3 30 60 . e) (6 ) (1 50) (1 5 000) 3 , 5 , 2 , 4 KS D 1904: 2007 3 .10)f) 50 mL , 0.1 mol/L 5 mL . g) 3 4 0.1 mol/L . P(%)mVV 5013.0)(21= V1: (mL) V2: (mL) m : (g) 4.2 4.2.1 . 825 nm . 4.2.2 KS M 0012 . 4.2.3 a) b) c) d) (

7、10.0 g/L) e) A (NH4)6Mo7O24 4 H2O 20 g 100 mL (3 5) 800 mL 1 L . B 1.5 g 1 L . A 25 mL, B 10 mL 65 mL 1 25 mL . f) (0.1 mg P/mL) (NaH2PO4 2 H2O) 110 0.387 1 g 1 000 mL . 4.2.4 a) 1 g (100 ) 20 mL 5 mL . . 10 mL 3 mL . b) 30 mL (5 B) 10) 3 5 mL 2 0.1 mol/L 0.1 mL . 5 KS D 1904: 2007 . (250 mL) . c) 2

8、5 mL (100 mL) 10 mL 25 mL 15 . . d) 825 nm , 11) . P(%) 10010/1=mA A : (g) m : (g) 5 2 . a) b) 5.1 5.1.1 . 5.1.2 a) b) (1 1) c) d) e) (10 g/L) f) (BaCl2 2 H2O) 200 g (1 50) (1 50) 1 L . (5 C) . 5.1.3 a) 2.0 g (50 mL) . 8 g . b) (500 mL) 200 mL . 5 (5 C) 3 . 11) 1.0, 2.0, 5.0, 7.0, 10.0 mL (100 mL) 5

9、 mL 3 mL , 4.2.4 b) . 6 KS D 1904: 2007 c) (500 mL) . 60 mL , 120 1 . d) (1 1) 10 mL 100 mL (5 B) 5 . (500 mL) . 120 1 . e) (1 1) 10 mL 100 mL (5 C) 5 . f) 300 mL 70 20 mL . g) (5 C) , . . h) (300 mL) 2 mL . i) (1 1) 2 mL 25 mL 60 70 2 . j) (5 C) . k) g) j) 800 . S(%) 1004137.0=mA A : (g) m : (g) 5.

10、2 5.2.1 . 5.2.2 a) (30 %) 3.5 mL 1 L . . b) 0.01 mol/L KS M 8001 . c) 0.125 g 0.083 g 100 mL . d) 5.2.3 KS M 0014 . 5.2.4 7 KS D 1904: 2007 a) 5.2.3 12) ,13) 1 450 1 2 g 1 2 g . b) , 3 5 200 mL 1 , 700 900 mL 70 mL . c) 10 14)5 . S(%)mA 016.0= A : (mL) m : (g) 6 4 . a) b) 0.05 % . c) d) 6.1 6.1.1 .

11、6.1.2 a) ( ) 6.1.3 b) (99.5 % ) c) 40 1 g 0.001 g . d) ( 1.82) e) f) 6.1.3 KS M 0014 2.1.1 . 12) . 13) . 14) pH 5.7 . 8 KS D 1904: 2007 6.1.4 a) 15) 300 mL 10 . 0.5 mg . b) 16) 300 mL 2 . c) 300 mL . . d) 1 2 300 mL 5 . e) (n) (n, o) . f) (n, o) . C(%)mBA 3.27)( = A : (n, o) (g) B : (g) m : (g) 6.2

12、6.2.1 15) . a) 1 200 1 300 6.1.4 a) . b) . (%) (g) (g) (g) 0.2 1 2 1 2 2 1 0.5 2 1 0.5 2 2 2 . c) 1 g 3 g, 4 g . 16) . (g) (%) (g) 0.2 1.0 0.2 1.0 2 1.5 1.0 0.5 0.5 0.5 0.5 0.5 0.5 9 KS D 1904: 2007 . 6.2.2 a) (99.5 % ) b) , , 1 g 0.2 mL . 6.2.3 KS M 0014 2.1.2 . 6.2.4 a) 15) 6.2.3 16) 2 . b) (p) (k

13、) (n) , . c) 30 200 mL (k p) . 1 . d) (q) 1 . e) d) . C(%) FmAV= V : (mL) F : (KS M 0014 1 2 .) A : 0.050 3, 0.050 1 . m : (g) 6.3 6.3.1 . 6.3.2 a) (1 1) b) , 0.1 0.5 mol/L . 1 mol/L ( ) , 10 KS D 1904: 2007 . c) 99.5 % . d) , , , , . 1 2 3 . e) f) g) (50 g/L) 6.3.3 (KS M 0014 1 ) a) KS M 0014 2.1.1 a) . b) KS M 0014 2.1.1 b) . c) .

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