1、 KS H ISO 9768 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS KS H ISO 9768 :2007 (2012 ) 2007 9 4 http:/www.kats.go.krKS H ISO 9768:2007 : ( ) ( ) () () () ( ) : (http:/www.standard.go.kr) : :2002 7 31 :2007 9 4 :2012 12 28 : 20120814 : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS H ISO 9768:2007
2、1994 2 ISO 9768, TeaDetermination of water extract . ISO 9768 ISO/TC 34 (SC 8) . 2 (ISO 9768:1990) , . A . i KS H ISO 9768:2007 (2012 ) TeaDetermination of water extract 1 . 2 . . KS H ISO 1573, 103 3 . 3.1 . 4 . , , . . 5 . 5.1 (1032) . 5.2 P160( :160250 m) 40 mm, 70 mL . KS H ISO 9768:2007 5.3 . 5
3、.4 500 mL . 5.5 1 L . 5.6 1.4 mm 3 mm . 5.7 0.001 g . 6 . KS H ISO 1839 1) . 7 KS H ISO 1573 . 1.4 mm 60 % 3 mm . 8 2 . 8.1 103 (5.1) (5.2) 1 . (5.3) 0.001 g . 8.2 (5.4) 2 g(7.) 0.001 g . 8.3 200 mL (8.2) 1) KS H ISO 1839, 2 KS H ISO 9768:2007 1 . (5.5) (8.1) . . 200 mL . (suction) . 103 (5.1) 16 .
4、(5.3) 0.001 g . 9 . 100 ) ( ) 100 ( ) ( 0 1 0 w m m w m m 0 : (g) ) m 1 : (g w : KS H ISO 1573 103 100 . 10 A . 10.1 2 1.0 %(m/m) . 10.2 2 2.5 %(m/m) . 11 . ( ) . 3 KS H ISO 9768:2007 4 A () () . 19841989 ISO 4 (ISO 5725 2) ) . 1984 1986 1988 1989 7 21 16 10 3 6 6 3 (r) 0.8771.259 0.6771.114 1.371.6
5、0 0.500.63 (R) 1.2521.422 1.8712.934 4.696.19 1.021.45 2) ISO 5725:1986, Precision of test methodsDetermination of repeatability and reproducibility for a standard test method by inter-laboratory tests 153787 1 145 3(16) (02)26240114 (02)26240148 http:/ KS H ISO 9768 :2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS TeaDetermination of water extract ICS 67.140.10 Korean Agency for Technology and Standards http:/www.kats.go.kr