laboratory diagnostic - testing and comparison - biological samples and assessment reports - quality control - internal - clinical chemistry - Protein Control, Level 2, liquid ready to use, 1x2ml, 22 analytes: Albumin, Alpha-1-Acid Glycoprotein, Alpha-1-Antitrypsin, Alpha-1-Macroglobulin, ASO, Antithrombin III, Beta-2-Microglobulin, Ceruloplasmin, C3, C4, C1 Esterase Inhibitor, CRP, Feritin, Haptoglobin, IgA, IgG, IgM, Kappa Light Chains, Lambda Light Chains, Prealbumin, RF, Transferrin, code L23IC1058, todylaboratories®