Optimization of a wet chemical continuous flow analysis method exemplified by the determinations of Kjeldahl nitrogen and total phosphorus

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Erni, P. E., & Müller, H. R. (1978). Optimization of a wet chemical continuous flow analysis method exemplified by the determinations of Kjeldahl nitrogen and total phosphorus. Analytica Chimica Acta, 103, 189-199. https://doi.org/10.1016/S0003-2670(01)84038-1