2.7.7.3 22 - assay at room temperature 737460 2.7.7.3 25 - assay at 739482 2.7.7.3 25 - assay at, forward and reverse reactions 737781 2.7.7.3 30 - assay at 643177, 643179 2.7.7.3 37 - assay at 643174, 643176 2.7.7.3 41 - assay at 4410