ASTM D1608气态燃烧产物中氮氧化物测试方法(苯酚二磺酸法)
日期:2012-02-08 17:08
describes the phenol-disulfonic acid colorimetric procedure (1)2 for the determination of total oxides of nitrogen [nitrous oxide (N2O) excepted] in gaseous effluents from combustion and other nitrogen oxidation processes.
1.2 It is applicable to a concentration range of oxides of nitrogen as nitrogen dioxide (NO2) of 5 ppm to several thousand parts per million by volume (four to several thousand milligrams per dry standard cubic metre).
1.3 Since the grab sampling technique used takes a rela
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09/11 16:43