25-Hydroxyvitamin D2-[d3], 50μg/ml, 1ml Back Catalog number: S4176-0.05 Availability: In the manufacturer's stock Price on request - + Recommended XA14102000CY Heptachlor-endo-epoxide (trans-, isomer A), 100 ng/µl, 1ml Price on request 11688.12-100-IO 2,2',4,5-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 80811 Tetrachloro-m-xylene Price on request