Conceptid (2) | Preflabel |
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ISMJUN07 | Concentration of nitrate {NO3- CAS 14797-55-8} per unit volume of the sediment pore water [dissolved plus reactive particulate <0.4/0.45um phase] by centrifugal extraction, filtration and colorimetric autoanalysis and correction for nitrite |
NTRAICD2 | Concentration of nitrate {NO3- CAS 14797-55-8} per unit volume of the sediment pore water [dissolved plus reactive particulate <0.4/0.45um phase] by in-situ pore water sampling, filtration and ion chromatography |