CONTAMINATION OF A LABORATORY BUILDING BY AIR FILTERS.
D061808:Air Filters; D004391:Dust; D005374:Filtration; D006801:Humans; D007753:Laboratories; D010795:Phthalic Acids
D004391:Dust; D010795:Phthalic Acids; C032279:phthalic acid
DUST; FILTRATION; LABORATORIES; PHTHALIC ACID