Is the addition of citric acid to filtered effluent samples with Tetracycline at mg/L concentrations a valid method, to improve detection?

The effluent I worked with was from a high rate algal pond, ~1g/L TSS. Initially, I observed >90% recovery of Tetracycline (TET, 2 mg/L) in the effluent samples I used for batch degradation...

06 March 2016 5,833 0 View