laboratory diagnostic - testing and comparison - biological samples and assessment reports - quality control - internal - clinical chemistry - Protein Control - Specific, Level 1, lyofilized, 1x1ml, 26 analytes: AFP, Albumin, a-1-Antitrypsin, a-1-Acid Glycoprotein, a-2-Macroglobulin, ASO, Anti-thrombin III, b-2-Microglobulin, Ceruloplasmin, Complement C3, Complement C4, CRP, Haptoglobin, IgA, IgE, IgG, IgM, Kappa Light Chain, Lambda Light Chain, Lambda Light Chain (Free), Prealbumin (Transthyretin), Serum Ferritin, RF, RBP, Total Protein, Transferrin, code PS2682, todylaboratories®