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Serial dilutions for chemical antibodies expressed as optical density (OD) at 405 nm in the form of curves. (A) Tetrabromobisphenol-A IgG & IgM. (B) Tetrachloroethylene IgG & IgM. (C) Mercury Compounds IgG & IgM. (D) Mixed Heavy Metals IgG & IgM. (E) Parabens IgG & IgM. (F) Pyrethroids IgG & IgM.
