Table 1.

Concentration combination of TC and MTZ at 1:1 toxicity.

Toxicity Ratio (TC:MTZ)		Concentration Combination (mg/L)
	Toxic	0 T	0.04 T	0.4 T	1 T	2 T	3 T
1:1	TC	0	0.1	1	2.5	5	7.5
	MTZ	0	0.52	5.2	13	26	39