"2" . . "accepted" . "SWLA549A" . . "2" . "The proportion of the incident light of the specified wavelength that is absorbed by a sample from any body of fresh or salt water that has been filtered through a 0.2um pore filter." . "SWLA549A" . "26-JUN-13" . "Light absorbance (549nm wavelength) by the water body [dissolved plus reactive particulate <0.2um phase] by filtration and spectrophotometry"@en . "SWLA549A" . "SWLA549A" .