Table 1. Binding of the antisera to radiolabeled synthetic hapten at a final dilution of 1:56,000.

	Binding values
Rabbit no.	Batch 1	Batch 2	Batch 3	Batch 4	Batch 5	Batch 6	Batch 7	Batch 8
2,315	24.1	26.0	25.3	14.3	19	18	19.7	24.2
2,316	25.4	20.4	32.4	31.1	35	35	26.2	34.2
2,317	68.5	67.0	56.6	64	75	69	71.2	63.1
2,318	64.0	68.3	53	55.6	58	52	53.5	50.1

Binding values are shown as the percentage of bound radioactivity to total radioactivity.