KS E ISO 5416-2011 Direct reduced iron-Determination of metallic iron-Bromine-methanol titrimetric method《直接还原铁 金属铁含量的测定 溴 甲醇滴定法》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS E ISO 5416 - KS E ISO 5416:2011 2011 12 13 http:/www.kats.go.krKS E ISO 5416:2011 : ( ) ( ) () ( ) : () () : (http:/www.standard.go.kr) : :2003 11 29 :2011 12 13 2011-0565 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS E ISO 5416:2011 i . ii 1 1 2

2、 1 3 1 4 2 5 3 6 3 6.1 3 6.2 .3 7 3 7.1 3 7.2 .4 7.3 4 7.4 .4 7.5 .4 8 .5 8.1 .5 8.2 5 9 .7 A( ) .7 B( ) 8 C( ) 10 D( ) .11 E( ) 11 13 KS E ISO 5416:2011 ii 2006 3 ISO 5416, Direct reduced iron Determination of metallic ironBromine-methanol titrimetric method , . KS E ISO 5416:2011 - Direct reduced

3、iron Determination of metallic iron Bromine-methanol titrimetric method , , . . . 1 ( : DRI) . DRI (15 95) % . “ ” . 2 . . ( ) . KS A ISO Guide 35, KS E ISO 2596, KS E ISO 2597 1, 1: (II) KS E ISO 10835, KS L ISO 385 1, 1: KS L ISO 648, KS L ISO 1042, KS M ISO 3696, 3 - . (II) . , , , - . . KS E ISO

4、 5416:2011 2 4 KS M ISO 3696 2 . 4.1 , (1.16 1.19) g/mL 4.2 (1: 1), 1.84 g/mL 4.3 , , 0.1 % H2O 4.4 - , 50 mL/L (4.3) 95 mL 5 mL . . - . 4.5 , 30 % 4.6 (II) , 100 g/L (4.1) 200 mL 2 (II)(SnCl2 2H2O) 119 g . 1 L . 2 g . 4.7 (II) , 50 g/L 800 mL (II)(HgCl2) 50 g . 1 L . 4.8 - 600 mL ( 1.84 g/mL) 150 m

5、L ( 1.7 g/mL) 150 mL 1 L . 4.9 (4.1) 40 mL III(Fe2O3 99 %) 0.800 g . 1 000 mL . 1 mL 0.558 mg . (III) 100 mL . 4.10 , c(K2Cr2O7) 0.016 67 mol/L 6 g 2 (140 150) . . 4.903 g , 1 000 mL . KS E ISO 5416:2011 3 1 000 mL . 4.11 , 2 g/L 100 mL (C6H5NHC6H4SO3Na) 0.2 g . . 5 KS L ISO 648 KS L ISO 1042 5.1 ,

6、KS L ISO 385 1 . 5.2 , 100 mL , (50 60) mm , . 5.3 (200 400) min-1, (PTFE) ( 5 mm, 40 mm) 5.4 , 1) 1 m . 6 6.1 KS E ISO 10835 160 m . 6.2 . . 25 g . KS E ISO 2596 . 7 7.1 A . “ ” . . 1) PVC PVF KS E ISO 5416:2011 4 7.2 . (6.2) 0.50 g 0.000 2 g . 7.3 DRI . 6.2 . , . . DRI . 7.4 (7.2) KS E ISO 2596 .

7、7.5 7.5.1 100 mL (5.2) (7.2) . - (4.4) 50 mL 20 30 ( ). - (5.4) . ( ) (4.3) ( 5 mL 6 ). 3 . 600 mL . 30 . 2 . 30 2 . 60 . . 7.5.2 (4.2) 20 mL . . (4.5) 10 mL . . ( ). . 140 mL (4.1) 25 mL . KS E ISO 5416:2011 5 50 % 200 mL . 600 mL 100 mL , (4.1) 10 mL , (II) . (II) (4.6) . 2 . . 300 mL (II) (4.7) 1

8、5 mL . 5 . (4.11) 1.0 mL - (4.8) 25 mL 1 (4.10) . 7.5.3 (4.9) 10 mL . 25 mL (7.5.2 ). 7.5.2 . 1.00 mL ( 0.50 mL). 7.5.2(8.1 ) . 8 8.1 (wMFe)(%) . AmFVVw=1001005558.0)(0MFe(1) V : (mL) V0 : (mL) m : (g) F : (7.5.2 ) A : KS E ISO 2596 0.558 5 : 8.2 8.2.1 2) . Rd 0.495 (2) P 0.006 7 X 0.925 1 (3) 2) B

9、C .KS E ISO 5416:2011 6 d 0.175 (4) L 0.002 4 X 0.308 0 (5) X : (%) (2) (4) 2 (3) (5) (8.2.5) Rd : 2 P : d : 2 L : 8.2.2 (1) 2 A (Rd) . 8.2.3 . 8.2.2 . . 22112+= (6) 1 : 1 2 : 2 12 : 1 2 P(8.2.1 ) . 8.2.4 (RM) (CRM) . . Ac . 2 . a) c Ac C / . b) c Ac C . c : Ac : CRM/RM / KS E ISO 5416:2011 7 C : CR

10、M/RM , KS A ISO Guide 35 . CRM 2/1c2d2L)(2+= AVnC V(Ac): Ac ( CRM 0) n : CRM/RM CRM . 8.2.5 A , . a) 5 5 4 ( ). b) 5 5 6 0 5 5 4 ( ). c) 5 5 6 0 5 4 0, 2, 4, 6, 8 1, 3, 5, 7, 9 . 9 . a) b) c) d) e) f) g) KS E ISO 5416:2011 8 A ( ) 2 Rd: 8.2.1 . 1 1 KS E ISO 5416:2011 9 B ( ) 8.2.1 12 40 DRI 6 , 1976

11、 1977 . C . B.1 . B.1 % 76 25 76 26 76 27 76 28 76 29 76 30 15.1 30.3 71.0 86.8 76.1 89.1 1 ISO/TC 102 ISO/TC 102/SC 2 . 2 KS A ISO 5725 2, ( ) 2: . KS E ISO 5416:2011 10 C ( ) X ( %) Y (%) C.1 8.2.1 . C.1 X KS E ISO 5416:2011 11 D ( ) (degree of metallization)(%) . . 100FeMFeww wMFe: 8.2.5 ( %) wFe

12、 : KS E ISO 2597 1( ) ( %) KS E ISO 5416:2011 12 E ( ) . . 3 10 L E.1 ( ). 2 3 kg . . , . . E.1 KS E ISO 5416:2011 13 1 ANSMANN, W. Arch. Eisenshuttenw. 53(10) 1982:390. - 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS E ISO 5416:2011 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Direct reduced ironDetermination of metallic ironBromine-methanol titrimetric method ICS 73.060.10 Korean Agency for Technology and Standards http:/www.kats.go.kr

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