1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS E ISO 4688 1 1: KS E ISO 4688 1: 2007 2007 10 31 http:/www.kats.go.krKS E ISO 4688 1: 2007 : ( ) ( ) () () ( ) : (http:/www.standard.go.kr) : :2002 10 30 :2007 10 31 2007-0955 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS E ISO 4688 1: 2007 1: Ir
2、on ores Determination of aluminium content Part 1: Flame atomic absorption spectrometric method 2006 2 ISO 4688 1, Iron ores Determination of aluminium Part 1:Flame atomic absorption spectrometric method . 1 ( ) . , 0.1 %(m/m) 5.0 %(m/m) . 1 , . . 2 . ISO . 2 . . ( ) . KS A ISO GUIDE 35, KS A ISO 57
3、25 2, ( ) 2: KS E ISO 3082, KS E ISO 7764, KS L ISO 648, KS L ISO 1042, KS E ISO 4688 1: 2007 2 3 . . . . . 4 , . 4.1 (Na2CO3), 4.2 ( 1.19 g/mL) 4.3 ( 1.4 g/mL) 4.4 ( 1.19 g/mL), 1 9 . 4.5 1.13 g/mL, 40 %(m/m) . 1.185 g/mL, 48 %(m/m) . 4.6 ( 1.84 g/mL), 1 1 . 4.7 0.002 %(m/m) : 99.9 %(m/m) 10 g (4.2
4、) 50 mL . (4.3) 1 . . (4.2) 20 mL 200 mL . (4.1) 17 g . 1 000 mL . 4.8 (500 g Al/mL) 99.9 %(m/m) . 0.500 0 g (4.2) 25 mL . 1 000 mL . . 4.9 2.0 mL, 5.0 mL, 10.0 mL, 20.0 mL, 40.0 mL 50.0 mL 200 mL . (4.2) 6 mL (4.7) 60 mL . 200 mL 60 mL 0 (4.2) 6 mL . 200 mL ( , ). KS E ISO 4688 1: 2007 3 5 KS L ISO
5、 648 KS L ISO 1042 . 5.1 , 30 mL . 5.2 , 1 100 . 5.3 , . . . . a) : (4.9) 0.3 . b) : ( .) 20 % 20 % 0.7 . c) : 0 ( ) 1.5 % 0.5 % . 1 a), b) c) . 2 . . . (mA) 25 (nm) 396.2 (L/min) 13.8 (L/min) 6.6 , . 6 6.1 KS E ISO 3082 100 m . 160 m . KS E ISO 7764 . 6.2 . KS E ISO 4688 1: 2007 4 . KS E ISO 7764 (
6、1052) ( ). 7 7.1 A 2 . “ ” . , . 7.2 6.2 1 g 0.000 2 g . . 7.3 1 1 . . 6.2 . , . . , . 7.4 7.4.1 (7.2) 250 mL mL . (4.2) 25 mL . . (4.3) 2 mL . . 30 105 . (4.2) 5 mL . 50 mL . 250 mL . . (4.4) 3 . (5.1) . 100 mL . KS E ISO 4688 1: 2007 5 7.4.2 (500 800 ) (5.1) . (4.6) 3 4 (4.5) 10 mL . . 700 . (4.1)
7、 1.0 g ( ) . (15 1 100 ) (5.2) . , (4.2) 2 (4.1) 2 g . , 2 (4.7) . 7.4.3 (7.4.1 ) . ( 1 ). 1 , . 200 mL . 200 mL . . 0.1 %(m/m)2.5 %(m/m) ( ) . 2.5 %(m/m) , 40 mL 200 mL ( 2 ). (4.7) 50 mL (4.2) 4 mL . ( ). 2 , . , (4.7) (4.2) . 40 mL 200 mL . (4.7) 50 mL (4.2) 4 mL . ( )( 3 ). 3 , . 7.4.4 (396.2 nm
8、) . . 10 (4.9) . 5.3 . . 0 . 7.4.5 (4.9) (7.4.3 ) , 0 . , KS E ISO 4688 1: 2007 6 . . . 2 . , . 0 . . (g/mL) ( , ). g Al/mL . 8 8.1 wAl(%, m/m) . 00010200AlAlmw50Alm (1) Al : (g/mL) m : 200 mL (g) 8.2 8.2.1 ( B C ). Rd 0.082 5 X0.524 2 (2) P 0.122 3 X0.593 8 (3) d 0.029 1 X0.524 2 (4) L 0.036 3 X0.6
9、10 1 (5) X : % (m/m) . (2) (4): (3) (5): (8.2.3) Rd: P : d : KS E ISO 4688 1: 2007 7 L : 8.2.2 (1) A (Rd) c (8.2.5 ). 8.2.3 2 . 2 8.2.2 . . 22112 (6) 1 : 1 2 : 2 12 : (3) X 12 P . |1 2|P , . 8.2.4 (CRM) (RM) (7.3 ). 8.1 8.2 RM/CRM (c) (Ac) . 2 . a) |c Ac|C: / b) |c Ac| C: / c : Ac : CRM/RM / C : CRM
10、/RM 1 KS A ISO GUIDE 35 . CRM 2/1c2d2L)(2AVnC V(Ac) : Ac ( 1 CRM 0 .) n : CRM/RM KS E ISO 4688 1: 2007 8 2 CRM . 8.2.5 A . , . a) 5 , . b) 5 0 , 5 1 . c) 5 0 , 5 0, 2, 4, 6, 8 , 1, 3, 5, 7, 9 1 . 8.3 . AlOAl5889.1(%)32ww 9 . a) b) c) d) e) f) g) KS E ISO 4688 1: 2007 9 A ( ) |x1 x2|Rd1 1 xmax xmin1.
11、2 Rdxmax xmin1.3 Rd (x1, x2, x3, x4)221xx 3321xxx 44321xxxx KS E ISO 4688 1: 2007 10 B ( ) 8.2.1 12 38 6 19711973 . C . B.1 . B.1 %(m/m) Canadian ore Sweden 7 ore CSR ore(Krivoi Rog) Philippine iron sand Minette ore 72 8 0.18 0.28 0.89 1.47 2.13 4.14 1 ( ISO/TC 102/SC 2N 237 1972 1 N 335 1974 1 ) IS
12、O/TC 102/SC 2 ISO/TC 102 . 2 KS A ISO 5725 2 . KS E ISO 4688 1: 2007 11 C ( ) C.1 8.2.1 . C.1 X (%) % (m/m) 1: 153787 1 92 3 (13 ) (02)26240114 (02)262401489 http:/ KS E ISO 4688 1: 2007 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Iron oresDetermination of aluminium contentPart 1:Flame atomic absorption spectrometric method ICS 73.060.10 Korean Agency for Technology and Standards http:/www.kats.go.kr