KS M ISO 8795-2008 Plastics piping systems for the transport of water intended for human consumption-Migration assessment-Determination of migration values of plastics pipes and fi.pdf
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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 8795 , KS M ISO 8795:2008 2008 10 28 http:/www.kats.go.krKS M ISO 8795:2008 : ( ) ( ) () ()SK () ( ) : (http:/www.standard.go.kr) : : 2003 4 30 : 2008 10 28 2008-0705 : : ( 025097301) (http:/www.kats.go.kr). 10 5 , . KS M ISO 8795:2008 , Plastics pi
2、ping systems for the transport of water intended for human consumption Migration assessment Determination of migration values of plastics pipes and fittings and their joints 2001 3 ISO 8795, Plastics piping systems for the transport of water intended for human consumption Migration assessment Determ
3、ination of migration values of plastics pipes and fittings and their joints . 1 , . . , . , . , . 1 (4. ). a) (5.3 ) b) (6. ) 2 , . ( ) . 2 . . ( ) . KS M ISO 3696, KS M ISO 7393 2, 2: n,n- 1,4- 3 KS M ISO 8795:2008 2 . 3.1 ( ) ( ) 3.2 3.3 (M, migration value) 3.4 3.5 ( , T , , ) 3.6 ( ) 3.7 (migrat
4、ion liquid) 3.8 (N, migration number) 4 . , . . . a) (5.3 ) b) 6. T c) (9.1.1 ) d) 9.5 , (10. ) 5 KS M ISO 8795:2008 3 5.1 A . 5.1.1 KS M ISO 3696 3 . a) (25 ) 10 mS/m b) (TOC) 0.2 mg/L( ) 5.1.2 (10.2) mg/L 5.1.1 . 5.1.3 A.1.2 KH2PO4 pH 4.50.1 5.1.1 5.1.4 A.1.2 KH2PO4 pH 4.50.1, (10.2) mg/L 5.1.1 5.
5、1.5 I ( ) A.1.3 pH 9.00.1 5.1.1 5.1.6 II ( ) A.1.4 NaOH/Na2B4O7 10H2O pH 11.00.1 5.1.1 5.1.7 ( ) A.1.5 KH2PO4 pH 7.00.1 5.1.1 5.2 . 5.3 5.3.1 5.1 . 5.3.2 (6. ) 5.1.1 . 6 . KS M ISO 8795:2008 4 a) : (232) b) : (602) (702) , c) : (902) d) : (272) 7 7.1 , , , PTFE, ( B ). PTFE , . 7.2 (6. ). 8 8.1 8.1.
6、1 . . 8.1.2 . . , , . 8.1.3 5.1 . , . , 8.1.4 . 8.1.4 . a) . b) . 8.1.5 , , . , . 8.1.6 , KS M ISO 8795:2008 5 . 8.2 8.2.1 (S/V) S/V 5 dm 1 . , S : (dm2) V : (L) 8.2.2 . 80 , 8.2.1 B . 8.2.3 8.2.3.1 , 8.2.3.2 8.2.3.3 . 8.2.3.2 ( , ) . 8.2.3.3 , , S/V . 9 9.1 9.1.1 9.2 9.5 . (9.2), (9.3), (9.4) . 9.1
7、.2 7.1 , ( , , ) 9.1.1 . , (9.4 ) C0 , . , . 9.2 9.2.1 23 27 9.2.1.1 (8. ) , (7.1 ) B KS M ISO 8795:2008 6 (240.5) h . 9.2.1.2 9.3 . 9.2.2 9.2.2.1 9.2.1 . 9.2.2.2 (6. ) , (7.1 ) B (7.50.5) h . 9.2.2.3 , , (160.5) h . 9.2.2.4 9.2.2.3 9.3.5 . 9.2.3 23 27 9.2.3.1 , 9.2.1 . 9.2.3.2 (8. ) 9.2.3.1 , (8. )
8、 (240.5) h (7.1 ) . 9.3 . 9.2.4 9.2.4.1 9.2.3 (9.2.4.4 ). 9.2.4.2 (6. ) , (7.1 ) B (7.50.5) h . 9.2.4.3 , , (160.5) h . 5.1.1 . 9.2.4.4 (8. ) 9.2.4.1 , (8.2.3 ) (6. ) (7.1 ) . (7.50.5) h . 9.2.4.5 , , (160.5) h . 9.2.4.6 5.1.1 . 9.3 9.3.1 (9.3.4 ), (7.1 ) . 9.3.2 9.3.4 . 9.3.2 2 m/min 4 m/min . 9.3.
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