1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS I ISO 20612 KS I ISO 20612 :2009 2009 12 18 http:/www.kats.go.krKS I ISO 20612:2009 : ( ) ( ) ( ) ( ) : (ISO/TC147) ( ) ( ) KS I ISO 20612:2009 : (http:/www.standard.go.kr) ： ：2009 12 18 2009-0831 ： ：(ISO/TC147) ( 02-509-7266) (http:/www.kats.go.kr). 10
2、5 , . KS I ISO 20612:2009 Water qualityInterlaboratory comparisons for proficiency testing of analytical chemistry laboratories 2007 1 ISO/TS 20612, Water qualityInterlaboratory comparisons for proficiency testing of analytical chemistry laboratories , . 1 , . , , . (determinands) . , / . 2 . . ( )
3、 KS A ISO 57251, ( )1： KS A ISO 57252, ( )2： KS A ISO/IEC GUIDE 431, 1： KS A ISO/IEC GUIDE 432, 2： KS Q 17020, KS Q ISO 35341, 1： KS Q ISO 13528, KS Q ISO/IEC 17025, KS I ISO 20612:2009 2 3 , KS Q ISO 35341, KS A ISO 57251, KS A ISO 57252, KS A ISO/IEC GUIDE 431, KS A ISO/IEC GUIDE 432 . 3.1 (break
4、down point) (outlier) 3.2 . 3.3 3.4 4 d i - G 1 (X i ) (s R ) G 2 (X i ) (s r ) g H 1 (X i ) (s R ) H 2 (X i ) (s r ) i p J i i j J k 1 , k 2z U -score ii x a n j j q p () PG 0 , PG 1 s R s R ii i R s i s r KS I ISO 20612:2009 3 W X (design matrix) X T x i y y ji j i y j j z z-score, (assigned value
5、) z U z-score Hampel 2 95 0 2 . ; p p2 95 % 0 , 1- 0 5 , , . , . , , KS Q 17020 KS Q ISO/IEC 17025 . KS Q ISO/IEC 17025 . . . 6 . , . 7 7.1 . , KS I ISO 20612:2009 4 . (matrix) (PT) KS A ISO/IEC GUIDE 431 . 7.2 , , , , . , . . 7.3 . ( , ) . 7.4 , . . . , . 7.5 , . , , 12 . 7.6 KS I ISO 20612:2009 5
6、 . ( ) . 7.7 , . . , . . 8 8.1 . 8.2 , , , . , / . , . , . . . , . . , . 8.3 , . , . KS I ISO 20612:2009 6 8.4 . a) , b) ( , 12 3 ). c) (raw data) 8.5 , . , . 8.6 . a) () b) c) d) , . KS Q ISO 13528 . 8.7 . . . . . . 8.8 , , , . . ( ), , ( ) KS I ISO 20612:2009 7 . . , . , , . , . . , , ( ) . . . 9
7、 9.1 1)9.1.1 . a) b) . 1/3, 33 % . c) . . d) ISO, IUPAC AOAC 1 , KS Q ISO 13528 9.1.2 , 4 . a) . , , . 9.2.2 s R Q-(Q-method) . , . , . b) x a 8.6 , . 9.2.3, 1) Normenausschuss Wasserwesen, DIN, 10772 Berlin, Germany . KS I ISO 20612:2009 8 Hampel . c) , . , . . 9.3 4 . , . . , . d) (z-score z U -sc
8、ore) , , x a . z-score 9.4 , x a . . , . , . , z U -score . C . 9.2 9.2.1 , , s R . (Q- Hampel ) , , . Hampel . , . B . 9.2.2 Q- s R Q- 2,3,4 , Hampel 4 . , Hampel . KS I ISO 20612:2009 9 A Q- . , y ji j i , j1,., J , i 1, ., n j . , n j 2 , , n j j 1 J 1 . , . x y y n n J ) x ( H i j i j n i n i j
9、j J j j j j 2 2 1 1 2 2 1 1 2 1 2 1 1 1 2 1 1 1 1 1 (1) x 1 , ., x k , x 1 x 2 . x k . x i . 0 1 0 , 0 1 ) ( 5 . 0 , 2 ) ( ) ( 5 . 0 ) ( 1 1 1 1 1 1 1 1 x i x i x H i x H x H x G i i i (2) . . ) ( H . . q 0 75 0 25 0 1 (3) s R (4) . ) q . . ( ) q ( G s R 5 0 5 0 2 1 1 1 (4) 82 % , , 65 % 70 %. 50 %
10、 9.2.3 Hampel 4 . y j j . j n i ji i j y n y 1 1 (5) , y j . j1, ., J. , Hampel . 0 1 J j R j s y (6) KS I ISO 20612:2009 10 5 4 0 5 4 3 5 4 3 5 1 5 1 5 1 5 1 5 1 3 5 1 3 5 4 5 4 5 4 0 ) ( . x . x x . x . . . x . x . x . x . x . . x x (7) , , , , (6) ( ) . y j ks R k4.5；3；1.5；0；1.5；3, 4.5. . , . ,
11、4.5 . , . 9.3 9.3.1 4 . 4 , . 1 , ., p , Q- 1, ., p s R 1 , ., s R p , J 1 , ., J p . 9.3.2 1 ： (8) . i j R R i j p i i j s s ln ln ln ln med med ,., 1 1 (8) , “med” . (9) . i i R i i s ln med ln med 1 1 1 0 (9) 4 15 (, ) . i1, ., p 1 5 i J / , . ) ln ( ln 1 0 i R i i s d (10) KS I ISO 20612:2009 11 . z-score . 9.3.3 2 : , . , 1 1 ln 1 ln 1 1 1 p p J J W X (11) p
