KS D 1910-2007 Methods for chemical analysis of ferrochromium《铬铁的化学分析方法》.pdf

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1、 KS D 1910KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS KS D 1910: 2007 2007 6 29 http:/www.kats.go.krKS D 1910: 2007 : () ( ) () ( ) : (http:/www.standard.go.kr) : :1969 10 16 :2007 6 29 2007 0357 : : ( 025097274) ( http:/www.kats.go.kr). 7 5 , . KS D 1910: 2007 Methods for chemical analysis of ferroch

2、romium 1 , , , . 2 . . KS D 1816, KS M 0012, KS M 0014, KS M 0015, KS M 7602, ( ) KS M 8001, 3 2 . a) b) 3.1 3.1.1 , . , . 3.1.2 a) b) (1 1) c) (0.5 g/L) d) (0.3 g/L) e) 0.02M KS M 8001 . KS D 1910: 2007 f) (NH4)2S2O8 g) (1 3) h) i) 0.1M KS M 8001 . 3.1.3 a) 0.5 g (30 mL) 8 g , 1)1 2 g . b) 700 5 2)

3、. c) (600 mL) 150 mL . 60 mL . d) 5 10 mL, 2 4 , 3 5 g 10 , 3 5 mL 510 . e) , 350 mL 3 5 mL 0.1 mol/L 3) 0.02 mol/L 4) . SVV 34173.0)(Cr(%)21= V1: 0.1M (mL) V2: 0.02M (mL) S : (g) 3.2 3.2.1 , . , . 3.2.2 a) (1 3) b) (1 4) c) (1 1, 1 4) 1) . 2) , . 3) , . 70 % 0.5 g 180 mL( 8 g) . 4) . o . 2 KS D 191

4、0: 2007 d) (1 4) e) f) (5 g/L) g) (4 6 ) 100 g 1 L . h) i) (200 g/L) . j) (3 g/L) k) 0.1 M KS M 8001 . l) 0.02 M KS M 8001 . m) 0.1 M KS M 8001 . n) 4 (1 g/L) 3.2.3 a) 5)0.5 g (300 mL) 20 mL . b) (1 4) 20 mL (1 4) 5 mL 1 6). c) , (250 mL) . 50 mL (500 mL) (1 1) 20 mL 200 mL . d) 0.5 mL , 10 mL 15 20

5、 mL , 5 . (1 3) 5 mL 5 mL 7), 2 3 . , 250 mL . e) 0.1 M , 5 10 mL , 0.02 M 8) 9) . 5134173.0)(Cr(%)21=SVV V1: 0.1 mol/L (mL) V2: 0.02 mol/L (mL) S : (g) . 5) . 6) 1 , 1 g 1 . . 7) (1 3) 2 3 mL . 8) 0.02 M 0.1 M . , 4 2 3 . 9) 4 2 3 . 3 KS D 1910: 2007 (300 mL) (1 4) 40 mL , 3 mL 1 3.2.3 c) e) . 4 .

6、a) 0.05 % . b) I( ) 0.05 % . c) II( ) d) ( ) e) ( ) 4.1 4.1.1 . 4.1.2 a) ( ) 1 kg 1 L 500 mL 1 kg , 150 180 4 ( ). , 2 mm . . b) (99.5 % ) c) 1 g 0.000 1 g . d) ( 1.82) e) f) 4.1.3 KS M 0014 . 4.1.4 a) 4.1.3 10), (i) 1 200 1 350 200 mL 20 , (n, o) 0.5 mg 11). 10) . 11) , . 4 KS D 1910: 2007 b) 12) ,

7、 ( 10 cm) . c) 200 mL 1 200 1 350 13) . 300 400 mL 10 15 (n, o)14) . d) (n) (n, o) . e) (n, o) 15). SWW 3.27)(C(%)21= W1: (n, o) (g) W2: (n, o) (g) S : (g) 4.2 I( ) 4.2.1 , . 4.2.2 a) (99.5 % ) b) , , 1 g 0.2 mL . 4.2.3 12) . (%) (g) 0.05 0.2 0.2 1 1 2 2 3.0 2.0 1.0 0.5 1 g 0.5 1 g . , . 13) . 14) (

8、n, o) ( 3 mm) ( 1 mm) . 400 1 mm 20 g , 5 g . 15) . 5 KS D 1910: 2007 KS M 0014 . 4.2.4 a) 1 200 1 350 (p, q) 16). b) 1 200 1 300 17) , 2 . c) (p) (k) . d) 30 200 mL , 1 . e) (g) , 1 . f) e) , 18). SAFVV )(C(%)21= A : 0.050 3, 0.050 1 F : 19)V1: (mL) V2: (mL) S : (g) 4.3 II( ) 4.3.1 . 16) (k) (r) (n

9、) , (p, q) . (k) (n) 10 20 mL (k) , . , (k) (n) . 17) . (%) (g) 0.05 0.3 0.3 0.5 0.5 1 1 2 2 3.0 2.0 1.0 0.5 0.2 1 g 0.5 1 g . 18) , . 19) (F) KS M 0014 . 6 KS D 1910: 2007 4.3.2 a) ( 1.82) . b) ( 40 g/L) . c) (99.5 % ) d) ( ) e) ( , ) . f) g) . h) . i) ( 50 g/L) 10 mL (1 1) 1 mL . ( 1 680 m) . 750

10、800 25 g (2 L) (2 L) 400 mL 400 mL . 2 100 150 . j) 0.01 mol/L KS M 8001 . , . . k) 0.005M KS M 8001 . , j) . l) 2 g/L (95 % ) 4.3.3 KS M 0014 ( 1 ). a) 20) , 800 850 (a), (b)21), (c)(c) 22). (a) . b) 200 300 mm (a) 150 mm 23) . 200 mm 24 mm (e) . 50 mm ( 1.1 ). ( 2 ). 30 44 mm, 26 37 mm, 200 220 mm

11、 3520) , . 21) . 22) . 23) . 7 KS D 1910: 2007 55 mm, 4 5 (0 2 000 mL/min), . , . , . c) (g) . 0.01 M 4 mm, 1 400 1 600 mm, 45 80 mm, 6 10 , 80 mm (h) . (h) 5 mL (i) . , 3 (k) (j) 3 (n), (l) (m) . . d) , . . 4.3.4 4.3.4.1 a) 4.3.3 22),24) 1 200 1 300 23) , 100 mL 50 . b) 25) 2 g 10 mg 26) (f) . 3 (k

12、) 200 300 mL 5 , 3 (k) (h) (j) (h) 0.01 mol/L 20 30 mL . 2 3 (i) (j) . . c) . 3 . d) (j) (i) 1 40 60 mL 10 (h) 27). 24) . 3 (p) . 3 (k) 60 mm , 3 (k) (p) . 3 (k) (p) . 25) , , . , . 26) 1 g 0.5 1 g 250 100 m . 27) , . 8 KS D 1910: 2007 e) (i) (h) 0.005 mol/L (h) . 28) . f) a) e) . SVV 012.0)(C(%)21=

13、 V1: 0.005 M (mL) V2: 0.005 M (mL) S : (g) 4.3.4.2 a) 4.3.3 25)2 g 26) . (A) , (F) (E) (G) 300 mL (k) . (h) 0.01 mol/L 20 30 mL 2 3 (i) (o) . b) (k) (j) (E) (C) . (e) , (k) (j) (h) (o) . 40 60 mL (E) (k) (j) 29). 5 (I) 5 27). 4.3.4.1 e) f) . . 4.3.3 1 200 1 300 100 mL 50 . 25) (f) . 3 (k) 200 300 mL 5 , 3 (k) 3 (n) (h)

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