1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS E ISO 7723 4,4- KS E ISO 7723:2011 2011 12 13 http:/www.kats.go.krKS E ISO 7723:2011 : ( ) ( ) () ( ) : (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 7723:2011 i . ii 1 1 2 1 3
2、1 4 1 5 .2 6 .3 7 3 7.1 3 7.2 3 7.3 .3 7.4 3 7.5 3 7.6 4 7.7 .4 8 .4 8.1 .4 8.2 5 KS E ISO 7723:2011 ii 1984 1 ISO 7723, Manganese ores and concentrates Determination of titanium content 4,4-Diantipyrylmethane spectrometric method , . KS E ISO 7723:2011 4,4- Manganese ores and concentrates Determina
3、tion of titanium content 4,4-Diantipyrylmethane spectrometric method 1 4,4- , 0.010.5 % . 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 General instructions 3 , , . , . , , . . 4,4- , 385 nm . 4 4.1 (potassium di
4、sulfate, K2S2O7) 4.2 , 1.19 g/mL KS E ISO 7723:2011 2 4.3 (1: 1) 4.4 (1: 50) 4.5 , 1.42 g/mL 4.6 (1: 1), 1.84 g/mL 4.7 (1: 9), 1.84 g/mL 4.8 , 1.14 g/mL, 40 %(m/m) 4.9 (C6H8O6) , 100 g/L . 4.10 4,4- , 50 g/L 1 10 70 mL 4,4- (1/1) 5 g . . 100 mL . . 4.11 , 100 mg Ti/L . a) 900 40 0.167 0 g , (4.1) 34
5、 g , 650700 . 200 mL , (4.7) 50 mL , . , . 1 000 mL , (4.7) . b) ( 99.95 %) 0.100 g , (4.6) 20 mL . , (4.5) 23 , . , (4.7) 50 mL . , 1 000 mL (4.7) . 1 mL 100 g . 4.12 , 20 mg Ti/L (4.11) 50 mL 250 mL , (4.7) . 1 mL 20 g . 5 KS E ISO 7723:2011 3 5.1 5.2 , 385 nm 6 KS E ISO 4296 1 . KS E ISO 4296 2 .
6、 100 m( .) , . 7 7.1 1 g . 7.2 . 7.3 200 mL (7.1) , , (4.2) 30 mL , , , (4.5) 5 mL . . , (4.6) 20 mL , , (4.3) 20 mL 50 mL , . . . (4.4) 23 , 810 . . 7.4 (5.1) , 500 600 . , 23 . (4.6) 5 6 , (4.8) 5 7 mL , . , (4.1) 1 g , , 650 700 . 200 mL , (4.7) 30 mL , . (4.7) . 7.3 150 mL . 200 mL . 7.5 , ( , )
7、, KS E ISO 7723:2011 4 . . 100 mL ( 1 ) . (4.9) 10 mL 5 , (4.3) 15 mL 4,4- (4.10) 10 mL . 20 . 1 Ti % mL g 0.01 0.10 0.10 0.30 0.30 0.50 20 10 5 10 100 50 150 75 125 7.6 10 30 mm( ) , 380 400 nm (5.2) . 385 nm , . 7.7 8 100 mL (4.12) 0.0, 0.5, 1.0, 2.0, 4.0, 6.0, 8.0, 10 mL . 0.0, 10, 20, 40, 80, 12
8、0, 160, 200 g . . (4.9) 10 mL . 5 , (4.3) 15 mL 4,4- (4.10) 10 mL , 20 7.6 . ( ) . 8 8.1 ( ) (7.7) . (Ti) . KmmKmm=1000011000101 m0 : (g) m1 : (mg) K : KS E ISO 7723:2011 5 8.2 2 3 % % % 0.01 0.02 0.02 0.04 0.04 0.08 0.08 0.15 0.15 0.25 0.25 0.50 0.010 0.015 0.020 0.030 0.040 0.050 0.009 0.014 0.019
9、 0.025 0.035 0.045 4,4 - 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS E ISO 7723:2011 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Manganese ores and concentrates Determination of titanium content 4,4-Diantipyrylmethane spectrometric method ICS 73.060.20 Korean Agency for Technology and Standards http:/www.kats.go.kr