GOST R 8 791-2013 State system for ensuring the uniformity of measurements Radioisotope and piezobalance analyzers for mass concentration of aerosol particles in air of the working.pdf

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1、 8.791 2013 8.7912013 II 1 - . . ( . .) 2 206 206.5 - 3 18 2013 . 382- 4 1.02012 ( 8). ( 1 ) , . () . , (gost.ru) , 2014 , 8.791 2013 1 State system for ensuring the uniformity of measurements. Radioisotope and piezobalance analyzers for mass concentration of aerosol particles in air of the working

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5、1.2 ( ). 9.4.1.3 . 9.4.1.4 Q , %, 100 QQqQ , (1) Q , 3/; q , 3/. 9.4.1.5 , , . 9.4.2 9.4.2.1 - -2 -1 . 9.4.2.2 ( ). 9.4.2.3 - . 9.4.2.4 w , %, 100 C Cw WWW , (2) W - , 3; W , 3. 9.4.2.4 , , . 8.7912013 5 9.4.3 9.4.3.1 .1 . 9.4.3.2 . 9.4.3.3 , . 9.4.3.4 (105) %, (505) % (905) % , . 9.4.3.5 , %, 100 C , (3) , /3; , , /3. 9.4.3.6 , , . 9.4.4 9.4.4.1 9.4.3.1 9.4.3.3. 9.4.4.2 (905) % , , . 9.4.4.3

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