laboratory diagnostic - PT EQA samples - infectious serology - TORCH IgG Control, Positive, liquid/lyophilized, 1ml, vial, unlabeled, 9 analytes: Toxoplasma gondii IgG, Rubella Virus IgG, Cytomegalovirus (CMV) IgG, Herpes Simplex Virus Type 1 (HSV-1) IgG, Herpes Simplex Virus Type 2 (HSV-2) IgG, Epstein-Barr Virus (VCA) IgG, Varicella Zoster Virus (VZV) IgG, Helicobacter pylori IgG, Treponema pallidum (Syphilis) IgG, code L82EQ1014, todylaboratories®