. . . . . . . "accepted"@en . . "soluble_Fe_aerosol_NH4AC_Leaching_>1um" . "SDN:P01::AEC050CC" . . . "The amount (mass or moles) of the specified chemical entity contained in aerosols within the specified size fraction isolated from a volume of atmosphere using the specified method."@en . "Concentration of soluble iron {soluble_Fe CAS 7439-89-6} per unit volume of the atmosphere [aerosol >1um phase] by filtration, leaching with pH 4.7 ammonium acetate buffer"@en . . . . . . . . . . . . .