KS H ISO 1572-2007 Tea－Preparation of ground sample of known dry matter content《茶叶 已知干物质含量的磨碎样品的制备》.pdf

1、 KS H ISO 1572KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS KS H ISO 1572： 2007 2007 9 4 http:/www.kats.go.krKS H ISO 1572： 2007 ： () ( ) F&B () ( ) : (http:/www.standard.go.kr) ： ：2002 7 31 ：2007 9 4 20070582 ： ： ( 025097266) (http:/www.kats.go.kr ). 7 5 , . KS H ISO 1572： 2007 i 1980 2 ISO 1572, Tea Pr

2、eparation of ground sample of known dry matter content . ISO 1572 ISO/TC 34 . 2 , (ISO 1572： 1975) . KS H ISO 1572： 2007 Tea Preparation of ground sample of known dry matter content 1 . 2 . . KS H ISO 1839, ISO 565, Test sieves Metal wire cloth, perforated metal plate and electroformed sheet Nominal

3、 sizes of openings 3 . 3.1 4 (1032) . 5 . 5.1 . . . 500 m (ISO 565 ) . KS H ISO 1572： 2007 2 5.2 . 5.3 5.4 (1032) . 5.5 . 5.6 6 KS H ISO 1839 . 7 (5.1) , . 5.1 . . (5.2) . 8 8.1 (5.3) (1032) (5.4) 1 . (5.5) 0.001 g . 8.2 5 g (8.1) 0.001 g . 8.3 (1032) (5.4) 6 , . (5.5) . 1 , 0.005 g . KS H ISO 1572：

4、 2007 3 8.4 (7.) 2 . 8.5 (1032) 16 , . 8.6 8.6.1 RS , . 01100mm m0： (g) m1： (g) (8.6.2 ) . 8.6.2 2 100 g 0.3 g . 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS H ISO 1572： 2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Tea Preparation of ground sample ofknown dry matter content ICS 67.140.10