... NO3 -0 ,16 6 612 -0, 214 467 -0 ,19 68 31 0,6 916 34 NO2 -0 ,10 63 01 -0,364725 -0 ,15 7476 0 ,15 5942 NH4 0,0223274 0,24 019 8 0,65 617 2 0 ,13 36 31 SiO4 -0,0478669 -0 ,19 84 81 0, 617 408 0 ,18 65 01 DO -0,292287 ... Industrial Waste Water 249 Fig. 12 . Plots of Na vs Cl Fig. 13 . Spatial distribution of Na and Cl Waste Water - Evaluation and Management 242 5. Results and discussion 5 .1 Partial ... floodplain wetland. Anales del Jardín Botánico de Madrid 68 (in press), ISSN-0 211 - 13 22. APHA (19 89) Standard Methods for the Examination of Water and Wastewater. 17 th edition, ISBN-0-87553 -16 1-X,...