1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 7327 KS M ISO 7327 :2010 2010 8 27 http:/www.kats.go.krKS M ISO 7327:2010 : ( ) ( ) ( )SK ( ) ( ) : (http:/www.standard.go.kr) ： ：2005 11 30 ：2010 8 27 2010-0342 ： ： ( 02-509-7300) (http:/www.kats.go.kr). 10 5 , . KS M ISO 7327:2010 PlasticsHardene
2、rs and accelerators for epoxide resins Determination of free acid in acid anhydride 1994 1 ISO 7327, PlasticsHardeners and accelerators for epoxide resinsDetermination of free acid in acid anhydride . 1 . . 2 . . ( ) . KS M ISO 760：2002, ( ) 3 (rhodamine) 6G . 510 nm , . 4 , , . 4.1 Butan-2-one(meth
3、yl ethyl ketone) . KS M ISO 7327:2010 2 Butan-2-one 1 L 100 g 4A . 24 , 4A . (Karl Fischer) (KS M ISO 760 ) butan-2-one . 20 ppm butan-2-one . 4.2 . 1 L 100 g 4A . 24 , 4A . (Karl Fischer) (KS M ISO 760 ) . 20 ppm . 4.3 (Rhodamine) 6G 4.3.1 10 mL (Na 3 PO 4 ) 0.1 g 10 mL 6G 20 mg . 500 mL 200 mL (4.
4、2) . . 1 , . ( ) , 12 . , 20 ppm 0.300.50 . 4.3.2 6G (4.3.1) . , (5.5 ) 2 mL 6G 10 mL (4.2) 95(part) butane-2-one(4.1) 5 (part) . 6.3.2 . 4.4 60 mL 10 g 3 . , . 5 . KS M ISO 7327:2010 3 5.1 , 0.1 mg . 5.2 , 10 mm . 5.3 , 50 mL 5.4 , 10 mL, 50 mL, 100 mL 5.5 , 1 mL, 1.5 mL, 2 mL, 2.5 mL, 10 mL 6 6.1
5、0.1 mg 0.2 g , 50 mL (5.3) , (4.2) 95(part) butane-2-one(4.1) 5 (part) 30 mL . 50 mL (5.4) ( 10 4mol 10 5mol ). 6.2 100 mL (5.4) (4.4) 20 mg butane-2-one(4.1) 50 mL . . (4.2) . (5.5 ), 100 mL (5.4) 10 mL (4.2) ( 20 mg). (5.5 ), 1 mL, 1.5 mL, 2 mL, 2.5 mL , 6.3.1 6G , 6.3.2 . 4.3.2 ( ) ( ) 10 mL ( )
6、. . 6.3 6.3.1 (5.5 ), 10 mL (5.4) 6G (4.3) 2 mL 1 mL 5 mL (6.1 ) . 6G . 6.1 butan-2-one . . . KS M ISO 7327:2010 4 6.3.2 (4.2) (5.2) 10 mm (51010) nm 6.3.1 . , 5 . 4.3.2 6.3.1 10 mL 6.2 . 7 . 0 1 D 1 10 m r m m 0 ： (6.1 ) (mg) m 1 ： 10 mL ( g) r D ：6.3.1 . , 50(mL) 8 . a) (KS M ISO 7327) b) c) d) 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS M ISO 7327 :2010 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Plastics Hardeners and accelerators for epoxide resins Determination of free acid in acid anhydride ICS 83.080.10 Korean Agency for Technology and Standards http:/www.kats.go.kr
