GOST R ISO 15767-2012 Workplace atmospheres Controlling and characterizing uncertainty in weighing collected aerosols《工作场所的大气环境 在气溶胶收集称重时控制和表征的不确定性》.pdf

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1、 157672012 ISO 15767:2009Workplace atmospheres Controlling and characterizing uncertaintyin weighing collected aerosols(IDT) 1 - ( ) - , 42 457 3 - 19 2012 . 937-4 15767:2009 . (ISO 15767:2009 Workplaceatmospheres Controlling and characterizing uncertainty in weighing collected aerosols)5 157672007

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3、 (10, 20 ) -. , , . - . , . - , . - , , , . , - . . , , , . .IV 157672012 Workplace atmospheres. Controlling and characterizing uncertainty in weighing collected aerosols 201312011 , , - . -, , (, , ), , . , , ( ) . - . - , , , . - .2 :2.1 (aerosol sample): , -.2.2 (collection substrate): , , , ( ),

4、 ( ). o 25 37 , , , .2.3 (substrate holder): , , , ( ), () .2.4 (filter holder): , - , () .2.5 (sampling cassette): - , - () .1 157672012 2.6 (equilibration time): , ( , -) .1 ,.2 .3 .2.7 (field blank): , - , , , , - , .2.8 (lab blank): , , , .2.9 (blank collection substrate): - , , .2.10 LOD (limit

5、 of detection LOD): - ( , - ).LOD , - .2.11 (false positive rate): . B .2.12 LOQ (limit of quantification LOQ): - , .LOQ , (. ).2.13 uw(uncertainty component uw): . A 30.3 3.1 (. 114), .3.2 3.2.1 . , , . , -, , (. 1).3.2.2 . - . , , - 1.2 157672012 1 , * * * * * * * * * * * * *, * * * *1 24. , - , , (. 5).2 - (. 9). , .3 , .3.3 . - . - (. 7).3.4 ( )3.4.1 (. 3) .3.4.2 - . - (. 4).3.4.3 , , - , , (, , ) - , , .3.4.4 , , - , , . , .3.5 3.5.1 , , .3 1576720123.5.2 , .3.5.3 .

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