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 6

Correlation coefficients of various pollutants from nonaeration HSFCWs.

Parameters	pH	BOD	COD	FOG	TKN	TSS	TDS	EC	Salinity	Temp
pH	1
BOD	–0.939	1
COD	0.942	–0.878	1
FOG	0.739	–0.741	0.677	1
TKN	–0.141	0.195	–0.033	0.075	1
TSS	0.918	–0.902	0.891	0.601	–0.236	1
TDS	0.836	–0.788	0.852	0.601	–0.336	0.896	1
EC	0.876	–0.831	0.812	0.669	–0.139	0.926	0.855	1
Salinity	0.437	–0.464	0.323	0.227	–0.053	0.390	0.277	0.321	1
Temp	0.500	–0.399	0.467	0.723	0.070	0.224	0.274	0.237	0.302	1

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