1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS M 6554 KS M 6554 :2010 2010 6 16 http:/www.kats.go.krKS M 6554:2010 : ( ) ( ) () () ( ) : (http:/www.standard.go.kr) : :1968 12 31 :2010 6 16 2010-0200 : : ( 02-509-7300) (http:/www.kats.go.kr). 10 5 , . KS M 6554:2010 Magnesium carbonate for rubber 1 (
2、.) . 2 . . ( ) KS A 51011, 1: KS M 6634, 3 1 2 2 . 4 , 6. 1 . 1 1 2 (%) (%) (%) (%) (%) 2 (%) (%) (%) . 2.0 5458 1.0 0.1 0.1 1.0 40.0 0.18 1.0 3.0 52 1.5 0.5 0.5 3.0 38.0 0.18 5 KS M 6554:2010 2 1 . :mm 1 6 6.1 KS A 51011 45(W)( 2) 105110 . 15 1 mg . 10 g 300 mL . 50 mL . . 50 mL , . 120 mm 1 20 40
3、. . 105110 30 . 1 mg (%) . 100 1 2 S S A A : (%) S 2 : (g) KS M 6554:2010 3 S 1 : (g) 6.2 1 g 105110 (%) . 100 S A W W :(%) A : (g) S : (g) 6.3 105110 1 g 9001 000 , (%) . 100 S B H H: (%) B: (g) S: (g) 6.4 2 g 200 mL 100 mL 5 . 250 mL 2 . 250 mL 100 mL 105110 1 (%) . 100 250 100 S D P P : (%) D : (
4、g) S : (g) 6.5 5 g 300 mL 50 mL 5 N 50 mL . 7080 5 , KS M 6554:2010 4 . (%) . 100 S R N N : (%) R : (g) S : (g) 6.6 2 6.5 ( 1.38) 2 mL 5 . 20 g 5 . 1 . , 2 (%) . 100 S I R R :2 (%) I : (g) S : (g) 6.7 6.6 200 mL 250 mL . 10 mL 100 mL 20 mL 500 mL 50 mL , 8 N 2 4 mL 35 . NN 1) 0.1 g M/50 EDTA M/50 ED
5、TA . (%) . S f E S f E C 402 . 1 100 20 250 10 100 6 121 001 . 0 C : (%) f :M/50 EDTA 1) NN :NN 2 -hydroxy-1-(2-hydroxy-4-sulfo-1-naphtylazo)-3-naphthoic acid 1 :100 . KS M 6554:2010 5 S : (g) E : M/50 EDTA (mL) 6.8 6.7 100 mL 100 mL . 20 mL 500 mL 50 mL . 2)2 5 mL EBT 3)2 3 M/50 EDTA 4) (%) . S E D
6、 f S E D f M ) ( 08 . 10 100 100 20 250 10 ) ( 4 806 000 . 0 M : (%) f :M/50 EDTA S : (g) D :M/50 EDTA (mL) E :6.7 M/50 EDTA (mL) 6.9 KS M 6634 . 7 ( ) . , , , . 2) : 67.5 g (28 %) 570 mL 1 L . 3) EBT : T(Eriochrome Black T) 0.5 g (Hydroxylamine Hydrochloride) 4.5 g 100 mL . 4) M/50 EDTA :EDTA(Ethyl
7、ene diaminetetra acetic acid) 2 (NaC 10 H 14 O 8 N 2 2H 2 O M372) 80 7.5 g 1 L . . M/50 EDTA : 0.486 4 g 1 L . 20 mL 1 2 mL EBT 1 2 M/50 EDTA M/50 EDTA . E U f f :M/50 EDTA U :M/50 (mL) E :M/50 EDTA (mL) 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS M 6554 :2010 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Magnesium carbonate for rubber ICS 83.040.30 Korean Agency for Technology and Standards http:/www.kats.go.kr
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