[Photometric methods of determining potassium naphthenate (salts of naphthenic acids) in air].
D000388:Air / Q000032:analysis*; D003720:Densitometry; D009280:Naphthaleneacetic Acids / Q000032:analysis*; D010783:Photometry; D011188:Potassium / Q000032:analysis*
D009280:Naphthaleneacetic Acids; D011188:Potassium
Fotometricheskie metody opredeleniia naftenate kaliia (soli naftenenovykh kislot) v vozdukhe.