KS Q ISO 11843-4-2009 Capability of detection-Part 4:Methodology for comparing the minimum detectable value with a given value《检测能力 第4部分 最小可检测值与给定值相比对的方法》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS Q ISO 11843 4 4: KS Q ISO 11843 4:2009 2009 12 17 http:/www.kats.go.krKS Q ISO 11843 4:2009 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :2007 7 17 :2009 12 17 2009-0824 : : ( 02-509-7230) (http:/www.kats.go.kr). 10 5 , . KS Q ISO 11843 4:2009 i . , . a)

2、 . , . b) , , . KS A ISO GUIDE 30 KS A ISO 11095 , . , 2 . c) , . , ( ) . (xd) ( ) . KS Q ISO 11843 4:2009 4: Capability of detection Part 4: Methodology for comparing the minimum detectable value with a given value 2003 1 ISO 11843 4, Capability of detection Part 4: Methodology for comparing the m

3、inimum detectable value with a given value , . 1 KS Q ISO 11843 2 , . 0 . , . , , . 2 . . ( ) . KS A ISO GUIDE 30: 2005, KS A ISO 5725 2: 2002, ( ) 2: KS A ISO 11095: 2007, KS Q ISO 3534 1, 1: KS Q ISO 3534 2, 2: KS Q ISO 3534 3, 3: KS Q ISO 5479, KS Q ISO 11843 4:2009 2 KS Q ISO 11843 1, 1: 3 , KS

4、Q ISO 3534( ), KS Q ISO 5479, KS A ISO 5725 2, KS A ISO 11095, KS Q ISO 11843 1 KS A ISO GUIDE 30 . 4 4.1 . ( ) . 4.2 2 . 0 ( , ) xg , . 4.3 4.2 2 . , ( 0 .) . . . J ( ) 0 . K ( ) . N (4.2 ) . N 5 . , J K 1 . 5 5.1 . . . 5.2 KS Q ISO 11843 4:2009 3 0 ( 0 ) , (K ) . KJzyy11b1bc+= (1) A . , . KJzyy11b

5、1bc+= (2) yc: , 5.3, 5.4 6. g b bgyy b g gbyy . 5.3 ( , 5.2 1 ) , xg 1 . , xg . xg g , 1 . 2g2b1b1bg1111KJzKJz + (3) , b g xg . (3) KS Q ISO 11843 1: 2007 1 . , K J gb( .) , . Jz+122g2bbg (4) 5.4 (3) , . (4) , . KS Q ISO 11843 4:2009 4 xg N , (4) . 2g2bbgssyy+ (5) , A . 2g2bbg)( + 100(1 ) % (CL) . N

6、vtssyy )(CL12g2bbg += (6) t1 (v) : b g v 2(N 1) t- (1 )- 4g4b22g2b)(1(ssssNv+= : b g - (Welch-Satterthwaite) 2g2bbg)( + (4) , xg . N ( 20), (3) (4) by , gy , sb sg . 6 . a) xg b) N c) xg , by gy sb sgd) , , J K e) (3) , bgyy 2g2b1b11111sKsJzKJsz + ( , K J gb), (4) Jz12 2g2bbg)( ssyy + f) KS Q ISO 11

7、843 4:2009 5 7 ( ) . ( , ) , . , . , . KS Q ISO 11843 4:2009 6 A ( ) J ( ) 0 K ( ) N (4.2 ) yc xg b g xg b g xg by gy xg sb sg xg z1 (1 )- z1 (1 )- t1 (v) v t- (1 )- KS Q ISO 11843 4:2009 7 B ( ) “ ” ( 2 ). xb 0 xg 0.5 g/L 2 5 B.1 . N 5 . J K 1 0.05 . B.1 xb 0 xg 0.5 g/L x y 0 0.5 0.074 0.081 0.075

8、0.076 0.074 0.126 0.126 0.125 0.108 0.130 . by 0.076 0 gy 0.123 0 sb 0.002 9 sg 0.008 6 . 17.52g2bbg=+ssyy b g F- 5 % . 0.05 v 8 , t1 (8) 1.86 , 0.05 z1 1.645 . (6) 2g2bbg)( + 95 % 4.34 (4) Jz12 3.29 . xg 0.5 g/L . KS Q ISO 11843 4:2009 8 C ( ) 1 KS Q ISO 11843 2: 2007, 2: 2 DANIELSSON, L. G. and SP

9、ARN, A. A mechanized system for the determination of low levels of quickly reacting aluminium in natural waters. Analytica Chimica Acta, 306, 1995, pp. 173 181 4: 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS Q ISO 11843 4:2009KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Capability of detection Part 4: Methodology for comparing the minimum detectable value with a given value ICS 03.120.30; 17.020

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