Metabolite Controls QC (iPTH/Total 25-OH-VD)6 bottles per pack ( 3 high, 3 low)Quality controls for the iPTH/25-OH-VD assays. 3H + 3LItem No. 12091694Ref.No. 2177-00410-01Medcaptain 0.00 – + Add to cart Available (Delivery time: 2-5 days)