Shop Print Media, No drawers, 92% Polyester / 8% Spandex, Submucosal Lifting Agent, Burton Medical®, 90 per Box, X-Ray Detectable, For Calibrating the Quantitative Elecsys PTH STAT Assay for intact PTH (Parathyroid Hormone) on the Elecsys and cobas e Immunoassay Analyzers