KS T ISO 15985-2012 Plastics-Determination of the ultimate anaerobic biodegradability and disintegration under high ― solids anaerobic ― digestion conditions ― Method by analysis .pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS T ISO 15985 KS T ISO 15985:2012 2012 11 21 http:/www.kats.go.krKS T ISO 15985:2012 : ( ) ( ) 3 ( ) : (http:/www.standard.go.kr) ： ：2012 11 21 2012-0627 ： ： ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS T ISO 15985:2012 i ii 1 1 2 1 3 .1 4 2 5 .3 6 3

2、7 3 8 3 9 .5 A( ) 8 B( ) .9 10 KS T ISO 15985:2012 11 KS T ISO 15985:2012 ii 2004 1 ISO 15985, Plastics Determination of the ultimate anaerobic biodegradation and disintegration under high-solids anaerobic-digestion conditions Method by analysis of released biogas , . KS T ISO 15985:2012 Plastics De

3、termination of the ultimate anaerobic biodegradation and disintegration under high-solids anaerobic-digestion conditionsMethod by analysis of released biogas , , . , . / . 1 - . . . (20 % ) . ( ) . . 2 . . ( ) . KS I ISO 8245, (DOC) (TOC) 3 , . 3.1 (ultimate anaerobic biodegradation) , , (無機化 ) KS T

4、 ISO 15985:2012 2 3.2 (disintegration) 3.3 (total dry solids) 105 3.4 (volatile solids) 550 . 3.5 (lag phase) , 10 % 3.6 (maximum level of biodegradation) , 3.7 (biodegradation phase) 90 % ( ) 3.8 (plateau phase) ( ) 4 . ( ) . 15 . , , , , ( ) . ( ) . . (TOC) . . KS T ISO 15985:2012 3 , . 5 (522) .

5、6 . - 20 m TLC( ) . 7 , . . 7.1 , . 8.2 8.3 750 mL . . 7.2 , . CO2 2 . . 7.3 ( ), 7.4 ( ), (aqueous-injection) (Kjeldahl) , , (105 ) (550 ) . 8 8.1 . , , 60 mm . (522) 30 4KS T ISO 15985:2012 4 . g 30 15 mL . ( 20 % ) . 55 20 % . 7 (後 ) . . . . ： 7.5 8.5 (VFA)： 1 g/kg - (NH4+-N)： 0.5 g/kg 2 g/kg 8.2

6、 KS I ISO 8245 g (TOC) g . . . TOC 8 g 20 g . , . . B - . , , . 2 cm2 cm . , . 8.3 (7.1). a) 3 b) 3 c) 3 ( 10 kg) . 1 000 g( 20 % ) 15 g 20 g . 500 g . 2 3 . KS T ISO 15985:2012 5 2 3 . . . 2 . . , , . , . 8.4 (522) 15 . . . . 8.5 . . , . . ( B ) . . ( ) . , . 9 9.1 Cg . (273 K) (1 013.25)( STP) . c

7、onstant = TpV(1) KS T ISO 15985:2012 6 p ： (hPa) V ： (L) T ： (K) . . STP 22.4 mL Cg 12 mg 9.2 (3 ) (g), (g), (3 ) (g) . . 100 )( )( (%)C,igC,gC,=mmm (2) mC, g ： (g) mC, i： (g) M (3) . C,i2212M100)()(mnn+= (3) n1 n2 ： M ： . 9.3 - B . 9.4 , . ( , ) . ( ) . 20 % . . . , . , . KS T ISO 15985:2012 7 10 .

8、 a) 15 70 % b) 20 % 11 . a) b) , - , c) - d) , , , e) , , , , , , , , pH, f) g) / h) , i) KS T ISO 15985:2012 8 A ( ) 1 2 3 4 5 6 7 A.1 - KS T ISO 15985:2012 9 B ( ) - . . 100(%) =iiabi (B.1) ai ： i (g/ ) bi ： i (g/ ) . , i(%) . (wt1,idt1,ivt1,i) (wt2,idt2,ivt2,i) (wb1db1vb1) (wb2db2vb2) (B.2) wt1,

9、i ： i (g/ ) wt2, i ： i wb1 ： wb2 ： dt1, i ： ( %) dt2, i ： db1 ： db2 ： vt1, i ： ( %) vt2, i ： vb1 ： vb2 ： KS T ISO 15985:2012 10 1 KS E ISO 625： 2003, 2 KS I ISO 11734, “ ” ( ) 3 ISO 14855, Determination of the ultimate aerobic biodegradability and disintegration of plastic materials under controlled

10、 composting conditions Method by analysis of evolved carbon dioxide KS T ISO 15985:2012 11 KS T ISO 15985:2012 . 1 . , ( ) . ( , , ) . ( ) . ISO 15985： 2007(Plastics Determination of the ultimate anaerobic biodegradation and disintegration under high-solids anaerobic-digestion conditions Method by a

11、nalysis of released biogas) , . 2 (20 % ) , . (biogas) . 3 . ( ) . 15 . , , , , ( ) . ( ) . . (TOC) . KS T ISO 15985:2012 12 . , . (C) (g), , - . 15 70 % , 20 % . 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS T ISO 15985:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS PlasticsDetermination of the ultimate anaerobic biodegradation and disintegration under high-solids anaerobic-digestion conditions Method by analysis of released biogas ICS 83.080.01