Ambient air quality - Standard method for the measurement of the concentration of ozone by ultraviolet photometry; German version EN 14625:2005— 88 стр.
Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German version EN 14211:2005— 94 стр.
Rubber, vulcanized or thermoplastic - Resistance to ozone cracking - Part 3: Reference and alternative methods for determining the ozone concentration in laboratory test chambers (ISO 1431-3:2000)— 27 стр.