KS I ISO 15767-2012 Workplace atmospheres－Controlling and characterizing uncertainty in weighing collected aerosols《工作场所空气 称重已收集大气悬浮物的控制与表征不确定度》.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS I ISO 15767 KS I ISO 15767:2012 2012 12 27 http:/www.kats.go.krKS I ISO 15767:2012 : ( ) ( ) ( ) : (ISO/TC146) ( ) : (http:/www.standard.go.kr) ： ：2005 2 28 ：2012 12 28 2012-0780 ： ：(ISO/TC146) ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS I ISO 1576

2、7:2012 i ii 1 1 2 .1 3 3 3.1 .3 3.2 3 3.3 4 3.4 ( ).4 3.5 4 3.6 4 4 5 4.1 .5 4.2 .5 4.3 5 4.4 (conditioning) .5 4.5 5 5 6 5.1 .6 5.2 6 6 .6 6.1 .6 6.2 .7 6.3 .7 6.4 7 7 (LOD) (LOQ) .8 8 8 8.1 .8 8.2 sw9 9 .9 9.1 9 9.2 (performance proficiency testing) .9 9.3 .9 A( ) 10 B( ) LOD LOQ 14 C( ) .16 D( )

3、.17 E( ) .18 F( ) .19 21 KS I ISO 15767:2012 ii 2009 2 ISO 15767, Workplace atmospheres Controlling and Characterizing uncertainty in weighing collected aerosols . KS I ISO 15767:2012 Workplace atmospheres Controlling and characterizing uncertainty in weighing collected aerosols 1 . (： ) . . . . , .

4、 . , , . 2 . 2.1 (aerosol sample) 2.2 (collection substrate) ( ) , , , “ ” 25 mm 37 mm . 2.3 (substrate holder) ( ) , ( ) . KS I ISO 15767:2012 2 2.4 (filter holder) , ( ) . 2.5 (sampling cassette) ( ) 2.6 (equilibration time) 1 . 2 . 3 . 2.7 (field blank) 2.8 (lab blank) 2.9 (blank collection subst

5、rate) 2.10 (limit of detection) LOD 3 , ( ) LOD . 2.11 (false positive rate) B . KS I ISO 15767:2012 3 2.12 (limit of quantification) LOQ 10 LOQ . B . 2.13 (uncertainty component) uw A ISO/IEC Guide 98 3 . 3 3.1 1 14. . 3.2 3.2.1 . . . , 1. 3.2.2 . . 1 . 1 Cellulose fibre filter * Glass fibre filter

6、 * Quartz fibre filter * Cellulose ester membrane filter * Polytetrafluoroethylene filter * PVC membrane filter * Polycarbonate filter * Silver membrane filter * Polyurethane foam * Greased Mylar impaction collection substrate * Greased aluminium foil impaction collection substrate * Carbon-filled r

7、esin * Aluminium cassette * Stainless steel cassette * KS I ISO 15767:2012 4 1 2 4 . 5 . 2 9. . 3 (greasing) . 3.3 . . 7. 3.4 ( ) 3.4.1 3, . 3.4.2 (conditioning) . (4. ). 3.4.3 , ( , ) . 3.4.4 , . . 3.5 3.5.1 (quartz filger) , . 3.5.2 - . 3.5.3 . . 3.5.4 . 3.5.5 . 3.5.6 . 3.6 8 37 mm (membrane) . (

8、, ) . 0.1 cm3 , 10 % ( , ) 0.01 mg KS I ISO 15767:2012 5 . . 4 4.1 4.1.1 1525. . . . . . , ( ) , . . . , , . 4.1.2 . . 4 , . . 4.1.3 ( ) , . 26. 4.2 , 10 . (batch) 1 4 . A . 4.3 ( , ) , . 4.4 (conditioning) . , . , . 4.5 (conditioning) , . . . KS I ISO 15767:2012 6 , , (LOQ) (LOD) . . . 5 5.1 . . D

9、. . , . , , . , . . 15, 16 . 5.2 5.2.1 , . 5.2.2 ( ) . ( ) , . 5.2.3 . , . 5.2.4 . 1 . 2 , . 6 6.1 . (7. ) (tare mass) . KS I ISO 15767:2012 7 1 g 10 g . . 5 . , 25 mm . 1 g( ) 10 g( ) . 1 g 10 g . (intra-day) (inter-day) , (inter-day) 11. 6.2 6.2.1 , . . , . . 6.2.2 ( , ) , . 2 , 5 % (RH) . , (202)

10、 (505) % RH. ( , 20 % RH ) , . 3. . . 6.2.3 , (HEPA) . 6.2.4 . . 6.3 , ( ) . ( , 200 kg .) . , , . , . 6.4 KS I ISO 15767:2012 8 6.4.1 . 6.4.2 . . . 26 29. 6.4.3 ( ) , . , . 6.4.4 . 6.4.5 . . 7 (LOD) (LOQ) . . 7.1 (LOQ, A C) , . 7.2 (LOD, A C) (LOQ) , LOD LOQ , . 7.3 (LOD) , LOD . 1 A C (25) , (LOD)

11、 1 % . 2 , (LOD) , . ( ). 7.4 LOD LOQ . A C . 7.5 uw (8. ). 8 8.1 8.1.1 uw sw . 8.1.2 F . KS I ISO 15767:2012 9 8.1.3 uw (uc) (U, 2uc) (ISO/IEC Guide 98 3 EN 482 ). . - ( ) , 8.1.4 uc uw . 8.2 sw8.2.1 A , (A.3) (A.5) . . , . 8.2.2 . 8.2.3 ( ) . 8.2.4 , . / . 8.2.5 , ( , 4 8 ) . 9 9.1 , A.3 . . 9.2 (performance proficiency testing) , . 9.3 E . KS I ISO 15767:2012 10 A ( ) A.1 A B . A b (1, ,B) B f (1, ,F) F LOD ： sw 3 (g) LOQ ： sw 10 (g) Nb s sw w uc ( ) (A.2.1 ) uw U ( ) (A.2.1 ) ( B ) mfb (g) fb 2 (g) b