Flame emission photometer for determining phosphorus in air and natural waters.
D000393:Air Pollutants / Q000032:analysis*; D006358:Hot Temperature; D010758:Phosphorus / Q000032:analysis*; D010783:Photometry / Q000379:methods; D014873:Water Pollutants / Q000032:analysis*; D014877:Water Pollution, Chemical / Q000032:analysis; D014881:Water Supply / Q000032:analysis
D000393:Air Pollutants; D014873:Water Pollutants; D010758:Phosphorus