Owens, G., Ferguson, V. K., McLaughlin, M. J., Singleton, I., Reid, R. J., & Smith, F. A. (2000). Determination of NTA and EDTA and Speciation of Their Metal Complexes in Aqueous Solution by Capillary Electrophoresis. Environmental Science & Technology, 34(5), 885-891. https://doi.org/10.1021/es990309m