DIN EN 12341:1999 空氣質量.懸浮顆粒物中PM10系數(shù)的測定.驗證測量方法參照等值用的參照方法和現(xiàn)場試驗程序
Air quality - Determination of the PM10 fraction of suspended particulate matter - Reference method and field test procedure to demonstrate reference equivalence of measurement methods; German version EN 12341:1998