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AS 2365.1.1-1990

AS 2365.1.1-1990 Methods for the sampling and analysis of indoor air - Determination of nitrogen dioxide - Spectrophotometric method - Treated mesh/passive tube sampling procedures

standard published 01/01/1990 by Standards Australia

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Sets out a spectrophotometric method for the determination of nitrogen dioxide in indoor air using a passive tube technique. This method is applicable to indoor air in which the expected nitrogen dioxide concentration is within the range 0 to 30 ppm by volume (0 to 6000 ¿¿g/m(sup)3(/sup)) for an exposure time of 1 h, and has a detection limit of 0.06 ppm for a 4 h sampling period.

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Published: 01/01/1990File Size: 1 file , 46 KB