25-Hydroxyvitamin D2-d6 (Dimethyl 26,27-d6) Back Catalog number: 10533.28-1MG Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 93912 Agent Breakdown Mix #2 Price on request DF-IS-J20 Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane Price on request EPA-1613STOCK EPA Method 1613 Native Stock Solution, 1.2ml, nonane Price on request