Description_x000D_ General description_x000D_ Diethylamine (DEA) is an organic base and a weak σ-donor ligand. It plays the role of a bond-breaking agent in a novel ELISA (enzyme-linked immunosorbent assay technique for measuring the avidity index (AI) of IgG-anti-PT (Immunoglobulin G-anti-pertussis toxin) antibodies._x000D_ Application_x000D_ Diethylamine has been used to prepare a high-pH elution solution in combination with sodium deoxycholate, which was employed during the immunoabsorption of postsynaptic density (PSD) proteins._x000D_ Packaging_x000D_ 1 L in glass bottle_x000D_ 250 mL in glass bottle