KS M ISO 3899-2009 Rubber－Nitrile latex－Determination of residual acrylonitrile content《橡胶 腈胶乳 残留的丙烯腈含量的测定》.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 3899 KS M ISO 3899:2009 2009 9 4 http:/www.kats.go.krKS M ISO 3899:2009 : ( ) ( ) () () ( ) : (http:/www.standard.go.kr) ： ： 2004 10 30 ： 2009 9 4 2009-0482 ： ： ( 02-509-7300) (http:/www.kats.go.kr). 10 5 , . KS M ISO 3899:2009 Rubber Nitrile latex

2、Determination of residual acrylonitrile content 2005 3 ISO 3899, RubberNitrile latexDetermination of residual acrylonitrile content , . . . , . , , . . 1 0.2 %( ) . 2 . . ( ) . KS L ISO 1042, KS M ISO 123 3 . n-dodecyl mercaptan . KS M ISO 3899:2009 2 4 , . 4.1 . 4.2 4.3 propan-2-ol 4.4 mercaptan pr

3、opan-2-ol 1.25 %( ) n-dodecyl mercaptan 4.5 95 %( ) 6 %( ) . . 4.6 4.7 , c(I2) 0.012 5 mol/dm3, . 5 . 5.1 500 cm3 , (stillhead), 100 cm3 (receiver) 50 cm3 . 5.2 100 cm3 , KS L ISO 1042 . 5.3 250 cm3 . 6 KS M ISO 123 . KS M ISO 3899:2009 3 7 7.1 (5.1 ) (250.2) g 100 cm3 1 cm3 (4.1) . (receiver) 25 cm

4、3 (4.2) . ( , 10 cm3) . . . , 50 cm3 . (5.2) . ( , 5 cm3) 2 . . 50 cm3 25 cm3 propan-2-ol(4.3) . mercaptan (4.4) 10 cm3 . 1 cm3 (232) 2 . (4.6) . pH 46 . (4.7) 60 . . 7.2 , (1 1) 500 cm3 7.1 . 8 . 210210)(201001000001)(2mVVVMcmVVVcM = M ： ( 53.06 g/mol) (g/mol) c ： (4.7) (I2mol/dm3) V0 ： (7.2 ) (cm3

5、)V1 ： (7.1 )(cm3)V2 ： (= 50 cm3)(cm3)m ： (25 g)(g) 0.005 %( ) . KS M ISO 3899:2009 4 9 . 10 . a) b) c) d) e) , 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 3899:2009 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS RubberNitrile latexDetermination of residual acrylonitrile content ICS 83.040.10