1、 KS E ISO 925 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS KS E ISO 925 :2007 (2012 ) 2007 11 30 http:/www.kats.go.krKS E ISO 925:2007 : ( ) ( ) () () ( ) : : (http:/www.standard.go.kr) : : : 2007 11 30 :2012 12 25 20120796 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS E ISO 925:2007 (2012 ) S
2、olid mineral fuels termination of carbonate De carbon content Gravimetric method 1997 3 ISO 925, Solid mineral fuelsDetermination of carbonate carbon contentGravimetric method , . 1 . . 2 . . ( ) . KS E ISO 331, KS E ISO 687, KS E ISO 1015, KS E ISO 1170, KS E ISO 1988, KS E ISO 5068:2002, KS E ISO
3、50691, 1: ISO 2309:1980, CokeSampling ISO 94111:1994, Solid mineral fuelsMechanical sampling from moving streamsPart 1:Coal ISO 94112:1993, Solid mineral fuelsMechanical sampling from moving streamsPart 2:Coke 3 CO 2 . CO 2 KS E ISO 925:2007 . 4 . , , . 15 . 4.1 3 mol/L 4.2 . a) (II), , 1.2 mm0.7 mm
4、 1 (II) . (II) 1 % (paste) . 1 mm . 110 . b) (II), . 2 (II) . 2.8 mm0.7 mm . 60 g (II) . 150160 3 4 . , . c) , 4.3 () 1.2 mm0.7 mm . . 4.4 , . 1.7 mm1.2 mm , (self-indicating type) . 4.5 (wetting agent) 2 KS E ISO 925:2007 . 100 mL/L 95 % . 4.6 . a) b) 5 5.1 0.1 mg . 5.2 “ISO/TC 48, “ A . 5.3 (purif
5、ication tube) (4.4) 1) . 5.4 (reaction flask assembly) 300 mL , , . 5.5 (train) a), b), c) 1) a) (4.3) b) (4.2), , c) . c) (4.4), . . 5.6 50 mL/min T . 5.7 1) U ( Midvale) . . 3 KS E ISO 925:2007 300 mL , 1 . 6 KS E ISO 1988, ISO 2309, KS E ISO 50692, ISO 94111 ISO 94112 . , . , . 1 . , (air-dried)(
6、8. ) (7.2 ) KS E ISO 331, KS E ISO 687, KS E ISO 1015 KS E ISO 5068 . 7 7.1 7.2 , . , (4.6) (60 mg) 0.1 mg . (A.2 ) , . 10 % , . , / . . , , . 7.2 7.2.1 0.01 g 5 g , (wetting agent) 5 100 mL . , . , . 1 . 0.5 % , 0.5 g . 7.2.2 10 50 mL/min . , . 4 KS E ISO 925:2007 (lint-free) . 1 1 . . 10 . , 1 mg
7、. 2 ( Midvale ) 60 . . . 7.2.3 5 KS E ISO 925:2007 , . (tab funnel) (4.1) 25 mL , . , 50 mL/min . 15 . 30 . . , . 7.2.2 . 8 . W C , . 1 2 C 29 . 27 m m W , W CO 2 , , . 1 2 CO 100 2 m m W m 1 : (g) m 2 : (g) 0.01 % . . KS E ISO 1170 . 9 9.1 , , , , 1 2 . 9.2 , , 1 2 . 6 KS E ISO 925:2007 1 ( ) () ()
8、 0.4 % 0.4 % 0.02 % 5 % 0.04 % 10 % 2 ( ) () () 1 % 1 % 0.05 % 5 % 0.1 % 10 % 10 . a) b) c) d) e) . f) 7 KS E ISO 925:2007 8 A () A.1 . A.1 . A.1 H 1.008 C 12.011 O 15.999 Na 22.990 Ca 40.078 A.2 m Na m CO 2 . Na Na Na 3 2 2 CO2 415 . 0 998 . 105 009 . 44 CO Na CO 2 m m m m m Ca m CO 2 . Ca Ca Ca 3
9、2 CO7 439 . 0 086 . 100 009 . 44 CaCO CO 2 m m m m A.3 W C . 1 2 1 2 2 C 29 . 27 CO 100 C m m m m W m 1 : (g) m 2 : (g) 153787 1 145 3(16) (02)26240114 (02)26240148 http:/ KS E ISO 925 :2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Solid mineral fuels Determination of carbonate carbon content Gravimetric method ICS 75.160.10 Korean Agency for Technology and Standards http:/www.kats.go.kr
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