KS M ISO 8112-2008 Caprolactam for industrial use-Determination of colour of 50 % aqueous caprolactam solution expressed in Hazen units(platinum-cobalt scale)-Spectrometric method《.pdf

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1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 8112 ( ) 50 % KS M ISO 8112:2008 2008 10 28 http:/www.kats.go.krKS M ISO 8112:2008 : ( ) ( ) () ()SK () ( ) : (http:/www.standard.go.kr) ： ： 2003 12 3 ： 2008 10 28 2008-0705 ： ： ( 025097301) (http:/www.kats.go.kr). 10 5 , . KS M ISO 8112:2008 ( - )

2、 50 % Caprolactam for industrial use Determination of colour of 50 % aqueous caprolactam solution, expressed in Hazen units(platinum-cobalt scale) Spectrometric method 1984 1 ISO 8112, Caprolactam for industrial use Determination of colour of 50 % aqueous caprolactam solution, expressed in Hazen uni

3、ts(platinum-cobalt scale)Spectrometric method . 1 50 % , . 2 . . ( ) . KS M ISO 2211, ( - ) 3 . ( - ) 390 nm 1 50 % . 4 390 nm 50 mm 50 % 150 . KS M ISO 8112:2008 2 - (KS M ISO 2211 6. ). 5 , . 6 6.1 , 6.2 , 6.3 390 nm . 6.4 2 50 mm . 7 7.1 (500.1) g 250 mL 50 mL . . 7.2 6.4 2 . , 6.1 6.2 6.3 390 nm

4、 . , , 7.3 . 7.3 0 , 7.1 390 nm . 0.003 . 8 . 150A390 A390： , 50 mm 390 nm 150 ： . 1 , 50 / l . KS M ISO 8112:2008 3 l (mm). 2 . KS M ISO 2211 . 9 . a) b) c) d) e) , (- ) 50 % 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 8112:2008KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Caprolactam for industrial use Determination of colour of 50 % aqueous caprolactam solution, expressed in Hazen units (platinum-cobalt scale) Spectrometric method ICS 71.080.30