Ultrashort Hydraulic Retention Time of Aeration and Nonaeration Constructed Wetlands for a Large Volume of Primary-Treated Wastewater from a Medical Rubber Glove Factory

Table 7

Correlation coefficients of various pollutants from aeration HSFCWs.

Parameters	pH	BOD	COD	FOG	TKN	TSS	TDS	EC	Salinity	Temp
pH	1
BOD	0.878	1
COD	0.851	0.958	1
FOG	0.730	0.724	0.588	1
TKN	0.594	0.680	0.768	0.453	1
TSS	0.649	0.804	0.894	0.294	0.654	1
TDS	0.698	0.906	0.916	0.573	0.784	0.880	1
EC	0.474	0.432	0.637	–0.046	0.475	0.786	0.475	1
Salinity	0.748	0.398	0.403	0.353	0.270	0.302	0.197	0.447	1
Temp	0.065	0.055	0.174	–0.233	0.029	0.366	0.172	0.517	0.090	1

Correlation is significant at the 0.05 level (two-tailed) and correlation is significant at the 0.01 level (two-tailed).