1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS E ISO 619 KS E ISO 619:2011 2011 12 13 http:/www.kats.go.krKS E ISO 619:2011 : ( ) ( ) () ( ) : (http:/www.standard.go.kr) : :2001 12 31 :2011 12 13 2011-0565 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS E ISO 619:2011 i . ii 1 1 2 1 3 I: .1 3.1
2、 .1 3.2 .2 3.3 2 3.4 .3 3.5 .3 3.6 4 4 (silver persulphate) .4 4.1 .4 4.2 .4 4.3 6 4.4 .6 4.5 .6 4.6 7 KS E ISO 619:2011 ii 1981 2 ISO 619, Manganese ores Determination of chromium contentDiphenylcarbazide photometric method and silver persulphate titrimetric method , . KS E ISO 619:2011 Manganese o
3、res Determination of chromium contentDiphenylcarbazide photometric method and silver persulphate titrimetric method 1 . a) I: 0.1 % b) II: 0.1 % (silver persulphate) ISO 4297 . 2 . . ( ) . KS E ISO 4296 1, 1: KS E ISO 4296 2, 2: ISO 4297, Manganese ores and concentrates Methods of chemical analysis
4、General instructions 3 I: 3.1 , . 0.1 % , (3.5.2.4 ). , . 520 530 nm . KS E ISO 619:2011 2 3.2 3.2.1 3.2.2 3.2.3 3.2.4 3.2.5 (1: 2) 6 mol/L1)13.2.6 (1: 9) 2 mol/L2)3.2.7 (NH4)2S2O8, 250 g/L . 3.2.8 , 1 g/L . 80 %(m/m) 10 mL 0.1 g , 100 mL . 3.2.9 8- , 25 g/L (2 mol/L)2) . 3.2.10 (Ag2SO4), 2.5 g/L 3.
5、2.11 , 1 L 0.1 g 180 200 0.282 8 g 1 000 mL . 1 mL 0.000 1 g . 3.2.12 , 1 g/L 3.3 3.3.1 (corundum) 3.3.2 , 700 800 . 3.3.3 , ( 520530 nm) . 1) “6 N ” . 2) “2 N ” . KS E ISO 619:2011 3 3.4 KS E ISO 4296 1 . KS E ISO 4296 2 . 100 m( ) , . 3.5 3.5.1 1 g (3.3.1) . 3.5.2 3.5.2.1 (3.5.1) , (3.2.1) (3.2.2)
6、 (1 1) 8 g , . , 700800 (3.3.2) 1520 . 3.5.2.2 , (6070 ) 200 mL , 1520 , (4.2.3) . 3.5.2.3 , 250 mL . , , 1015 mL . 3.5.2.4 10 mL 100 mL , (3.2.12) . (3.2.6) . , 2 . 0.1 % , 100 mL 8- (3.2.9) 0.2 0.3 mL (3.2.4) 3 5 mL 12 , 2 3 . . 23 . . (40 50 ) 56 3.5.2.5 . 3.5.2.5 (3.2.5) 2 mL (3.2.10) 4 mL . (3.
7、2.7) 2 mL 10 . , 50 mL , (3.2.8) 5 mL . 20 30 , . 10 15 . 3.5.2.6 . KS E ISO 619:2011 4 a) ( ) (3.2.11) , . . b) (3.2.11) , . 3.6 3.6.1 . a) K , b) . KmDmD0st1x100 Dx : ( ) Dst : m0 : (g) m1 : (g) K : 3.6.2 , % , % 0.005 0.010 0.050 0.005 0.010 0.050 0.100 0.000 5 0.001 0 0.002 0 0.003 0 4 (silver p
8、ersulphate) 4.1 . (II) , (II) . 4.2 KS E ISO 619:2011 5 4.2.1 4.2.2 4.2.3 4.2.4 , 1.70 g/mL 4.2.5 (1: 1) 4.2.6 (ammonium persulphate), 250 g/L 4.2.7 , 50 g/L 4.2.8 1 (II) , 12 g/L 1 (II)- (1/6)(NH4)2Fe(SO4)2 6H2O 12 g 1 L (5 95) . 4.2.9 (silver nitrate) , 2.5 g/L 4.2.10 , , c(1/5 KMnO4) 4.2.10.1 1 L
9、 0.95 g . 6 . . . . 4.2.10.2 ( ) 110 120 0.05 g , 250 mL (1: 9) 100 mL . 70 80 (4.2.10.1) 1 . 3 . ( ) T . VmT7258.0= m : (g) V : (mL) 0.258 7 : KS E ISO 619:2011 6 ( ) . 4.2.11 , 1 g/L 4.3 4.3.1 4.3.2 , 650 750 . 4.4 KS E ISO 4296 1 . KS E ISO 4296 2 . 100 m( ) , . 4.5 4.5.1 (4.3.1) 1 g . 4.5.2 4.5.
10、2.1 (4.2.1) (4.2.2) 1 1 8 g (4.5.1) , 650750 (4.3.2) 1520 . 4.5.2.2 (6070 ) 200 mL , . (4.2.3) 1520 . 500 mL , . 4.5.2.3 . ( 0.51.0 g ) 250 mL 500 mL , (4.2.11) 23 (4.2.5) . 10 mL (4.2.4) 10 mL . 4.5.2.4 , (4.2.9) 10 mL (4.2.6) 30 mL 810 . (4.2.7) 5 mL . 4.5.2.5 1520 , 1 (II) (4.2.8) 15 mL , 1 (II)
11、(4.2.10)KS E ISO 619:2011 7 1 . 4.5.2.6 1 (II) . 4.5.2.5 1 15 mL , (4.2.10) . . 4.6 4.6.1 . KmVVT021100)( T : (4.2.10.2) V1 : 1 (II) (4.5.2.6 ) (mL) V2 : (4.5.2.5 ) (mL) m0 : (g) K : 4.6.2 , % , % 0.10 0.20 0.50 0.20 0.50 0.015 0.020 0.025 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS E ISO 619:2011 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Manganese oresDetermination of chromium contentDiphenylcarbazide photometric method and silver persulphate titrimetric method ICS 73.060.20 Korean Agency for Technology and Standards http:/www.kats.go.kr