1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 2454 EDTA KS M ISO 2454 :2010 2010 11 4 http:/www.kats.go.krKS M ISO 2454:2010 : ( ) ( ) () () ( ) : (http:/www.standard.go.kr) : :2005 12 13 :2010 11 4 2010-0495 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS M ISO 2454:2010 EDTA Rubber pr
2、oductsDetermination of zinc content EDTA titrimetric method 1995 3 ISO 2454, Rubber productsDetermination of zinc content EDTA titrimetric method . . . . 1 (EDTA) . , , , , , . , . 2 . . ( ) . KS L ISO 3851, 1: KS M ISO 247, ISO 9028:1989, RubberDissolution by acid digestion 3 . . . , ( 2,4- .) . ED
3、TA . KS M ISO 2454:2010 2 4 , . 4.1 4.2 2,4-(2,4-Pentanedione), (4.1) 10 %(V/V) 4.3 , 1.18 Mg/m 34.4 , 1.84 Mg/m 34.5 , 48 %(m/m) 4.6 , 0.91 Mg/m 3 4.7 , (CH 3 COOH) 60 g (CH 3 COONH 4 ) 77 g , 1 000 cm 3 . 4.8 , c(AlCl 3 6H 2 O)0.1 mol/dm 3 6 (AlCl 3 6H 2 O) 2.42 g , 100 cm 3 . 4.9 , c(MgCl 2 6H 2
4、O)0.1 mol/dm 3 6 (MgCl 2 6H 2 O) 2.03 g , 100 cm 3 . 4.10 , c(NH 4 F)3 mol/dm 3 (NH 4 F) 55.5 g , 500 cm 3 . . 4.11 , dm 3 1 g ZnO 550 25 (5.1) 2 . 1 g 0.1 mg 50 cm 3 20 cm 3 (4.3) . 1 000 cm 3 . 1 cm 3 1 mg ZnO . 4.12 EDTA 4 2 , 2, c(C 10 H 14 N 2 O 8 Na 2 2H 2 O)0.01 mol/dm 3 4.12.1 EDTA 3.72 g 1
5、000 cm 3 . KS M ISO 2454:2010 3 4.12.2 (4.11) 25 cm 3 250 cm 3 . (4.3) 5 cm 3 6.3 “ 2 cm 3 ” . 50 cm 3 (5.3) 6.4 . 4.12.3 EDTA , T (ZnO) cm 3 (g) , . 1 140V m T m 1 : (4.11) (g) V 1 : (4.11) EDTA (cm 3 ) 4.13 (dithizone) 1,5- 0.01 g 10 cm 3 (4.1) . 48 . 4.14 5 . 5.1 , 550 25 . 5.2 , KS L ISO 3851 A
6、, 0.02 cm 3 10 cm 3 . 5.3 , KS L ISO 3851 A , 0.1 cm 3 50 cm 3 . 5.4 , 50 cm 3 . 6 6.1 1 g 0.1 mg . (5.4) , KS M ISO 247 A . , ISO 9028:1989 A . (4.3) 50 cm 3 . 50 cm 3 250 cm 3 . . , 6.2 . , 6.3 . 6.2 . . (5.4)KS M ISO 2454:2010 4 , (4.4) 2 cm 3 . 550 25 (5.1) . . 5 10 (4.4) (4.5) 5 cm 3 . , . , 5
7、10 5 cm 3 . 1 cm 3 5 cm 3 . . , . 6.3 , 50 cm 3 . 100 cm 3 . 1 250 cm 3 . , 25 cm 3 (4.8) 2 cm 3 , (4.9) 5 cm 3 (4.10) 10 cm 3 . 1 ZnO %(m/m) cm 3 cm 3 3 3 8 8 25 10 10 10(5.2) 10(5.2) 50(5.3) (4.14) (4.6) . (4.4) 1 cm 3 . . (4.6) , 0.5 cm 3 . (4.7) 10 cm 3 , (4.1) 60 cm 3 , 2,4- (4.2) 5 cm 3 (4.13)
8、 5 . . 6.4 1 , EDTA (disodium salt) (4.12) . EDTA . 7 (ZnO) . 2 3 2 100 100 m V V T T :4.12.3 V 2 : EDTA (4.12) (cm 3 ) V 3 : (cm 3 ) KS M ISO 2454:2010 5 m 2 : (g) 8 . a) b) c) d) e) f) , g) EDTA 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS M ISO 2454 :2010 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Rubber products Determination of zinc content EDTA titrimetric method ICS 83.060 Korean Agency for Technology and Standards http:/www.kats.go.kr