Table 3.

Consistency^a of individual test time-dependent toxicity (TDT_x)^b values for 3C2B, MC and their binary mixtures (MX)

	TDT25			TDT50			TDT75
Experiment #	15–30 min	30–45 min	15–45 min	15–30 min	30–45 min	15–45 min	15–30 min	30–45 min	15–45 min
3C2B – 1	64.9	61.0	69.3	69.1	68.6	74.3	74.0	74.8	79.1
3C2B – 2	61.2	66.3	68.9	63.5	67.6	70.7	68.2	73.3	75.3
3C2B – 3	55.3	64.8	64.9	56.5	64.0	65.4	62.9	67.2	70.2
3C2B – 4	48.4	36.9	50.3	47.6	50.3	54.8	55.6	61.1	63.7
3C2B – 5	37.7	48.6	48.0	43.4	51.2	52.6	56.2	59.9	63.7
3C2B – 6	34.9	26.9	37.3	45.0	51.1	53.6	53.9	62.5	63.3
average	50.4	50.7	56.4	54.2	58.8	61.9	61.8	66.5	69.2
± s.d.	12.3	16.2	13.2	10.6	8.8	9.5	8.0	6.4	6.8
MC – 1	13.7	12.6	16.2	33.2	15.5	31.4	50.4	32.4	49.9
MC – 2	3.7	-7.1	-0.7	25.7	1.6	19.9	44.6	25.0	43.2
MC – 3	8.1	2.2	7.1	24.8	10.1	23.0	42.5	28.1	42.9
MC – 4	18.7	-3.7	12.3	32.5	12.5	29.6	51.4	35.1	51.6
MC – 5	2.7	39.8	21.7	30.0	32.6	36.3	51.6	44.3	55.2
MC – 6	32.3	2.4	25.2	45.2	28.7	45.0	56.5	46.9	59.2
average	13.2	7.7	13.6	31.9	16.8	30.9	49.5	35.3	50.3
± s.d.	11.1	17.1	9.5	7.4	11.7	9.1	5.1	8.7	6.5
MX – 1	30.7	40.9	40.4	40.8	42.8	47.7	54.8	51.5	59.8
MX – 2	48.5	49.3	55.1	45.7	44.9	51.6	54.0	48.4	58.1
MX – 3	41.3	51.6	51.5	39.6	45.0	47.7	50.4	50.8	56.8
MX – 4	31.7	41.0	41.0	38.4	34.8	42.9	50.9	44.6	54.8
MX – 5	30.8	39.9	40.0	39.7	39.6	45.6	53.0	51.0	58.5
MX – 6	31.7	40.4	40.8	35.9	48.1	46.7	53.7	62.0	62.9
average	35.8	43.9	44.8	40.0	42.5	47.0	52.8	51.4	58.5
± s.d.	7.4	5.2	6.7	3.3	4.7	2.9	1.7	5.8	2.7

^aaverage and standard deviation (s.d.) values were obtained from data calculated to four decimal places

^bpercentage-based TDT_x values were calculated at the 25 (TDT₂₅), 50 (TDT₅₀), and 75% (TDT₇₅) effect levels for each time-interval in each experiment