Ammonium retention by Amberlite IRC-748 resin: useful for concentration assessments
Haikuo Zhang, Harald Neidhardt, Steffen Seitz…·Yvonne Oelmann
The paper assesses ammonium retention by Amberlite IRC-748 resin, finding it removes metal ions but co-adsorbs NH4+ with concentration-dependent losses, affecting high-precision N analysis.