GOST R ISO 21438-2-2012 Workplace atmospheres Determination of inorganic acids by ion chromatography Part 2 Volatile acids except hydrofluoric acid (hydrochloric acid hydrobromic a.pdf

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1、 2 , (, )ISO 21438-2:2009Workplace atmospheres Determination of inorganic acids by ionchromatography Part 2: Volatile acids, except hydrofluoric acid(hydrochloric acid, hydrobromic acid and nitric acid)(IDT) 21438-220121 - ( ) , 42 457 3 - 23 2012 . 1156-4 21438-2:2009 - . . 2. -, (, ) (ISO 21438-2:

2、2009Workplace atmospheres Determination of inorganic acids by ion chromatography Part 2: Volatile acids,except hydrofluoric acid (hydrochloric acid, hydrobromic acid and nitric acid). - - , 5 1.02012 ( 8). ( 1 ) , -. () . , - (gost.ru) , 2014 , II 21438-220121 12 13 23.1 23.2 .33.3 .33.4 .33.5 .44 5

3、5 .56 57 .77.1 77.2 .98 , .108.1 .108.2 .108.3 118.4 .119 .129.1 129.2 139.3 149.4 149.5 .1410 1510.1 1510.2 1610.3 1610.4 1710.5 .1811 1812 .1912.1 .1912.2 .1912.3 .1912.4 1912.5 1912.6 1913 .1913.1 .1913.2 .20 () .21 () 22 () .23 24 21438-22012III -, . , , - . - , , , , . , , , - ; , , , , , - . .

4、 , - .IV 21438-22012 2 , (, )Workplace atmospheres. Determination of inorganic acids by ion chromatography. Part 2.Volatile acids, except hydrofluoric acid (hydrochloric acid, hydrobromic acid and nitric acid) 201312011 - HCl , - HBr HNO3 -, , . - 7708 ( ). HCl, HBr HNO3 0,01 2,5 . HCl, HBr HNO3 , ,

5、 , . 240 HCl, HBr HNO3 0,04 10 /3. - . -, . , / , . , , .2 : 648 . (ISO 648, Laboratoryglassware Single volume pipettes) 1042 . (ISO 1042, Laboratoryglassware One-mark volumetric flasks) 3585 3.3. (ISO 3585, Borosilicate glass 3.3 Properties) 7708:1995 . - (ISO 7708:1995, Air quality Particle size f

6、raction definitions forhealth-related sampling)1 21438-22012 8655-1 , . 1. , - (ISO 8655-1, Piston-operated volumetric apparatus Part 1: Terminology, general requirements and user recommendations) 8655-2 , . 2. , (ISO 8655-2, Piston-operated volumetric apparatus Part 2: Piston pipettes) 8655-6 , . 6

7、. (ISO 8655-6, Piston-operated volumetric apparatus Part 6: Gravimetric methods for the determination of measurement error) 8756 . , (ISO 8756, Air Quality Handling of temperature, pressure and humidity data) 13205:2001 . - (EN 13205:2001, Workplace atmospheres Assessment of performance of instrumen

8、tsfor measurement of airborne particle concentrations)3 .3.1 3.1.1 (chemical agent): , , , , .E 1540 13.1.2 (breathing zone) : , .3.1.3 (breathing zone) : ( - 0,3 ), , , ; , .1 , .2 1540 1.3.1.4 ( ) exposure (by inhalation): , - , .3.1.5 (measuring procedure): - , , - .3.1.6 (operating time): , - -

9、.E 1232 23.1.7 (time-weighted average concentration, TWAconcentration): , - . - 3.3.1.8 1)(limit value): - . - (. 3).3.1.9 (reference period): , - -.1) ().2 21438-22012 - (. 3).3.1.10 (workplace): , () - .E 1540 13.2 3.2.1 (inhalable convention): , . 77083.2.2 (inhalable fraction): , . , - . 77083.2

10、.3 (total airborne particles): , . - , - - . 77083.3 3.3.1 (personal sampler): , , .E 15403.3.2 (personal sampling): - .E 15403.3.3 ; (sampling instrument; sampler): . . , , , , . .3.3.4 ; (static sampling; areasampling): , .3.4 3.4.1 (blank solution): , , , .3.4.2 (calibration blank solution): , . -, - - .3.4.3 (calibration solution): , - , -, - -, - .3.4.4 (extraction solution): , ().3.4.5 (field blank): , , , , . . , - .3 21438-220123.4.6 (la