25-Hydroxyvitamin D2-[d3], 50μg/ml, 1ml Back Catalog number: S4176-0.05 Availability: In the manufacturer's stock Price on request - + Recommended DPE-99 2,2',4,4',5-Pentachlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 71468 2,2',4,6,6'-Pentamethyl-3-heptene (cis,trans) Price on request 1528.12-100-IO Dibenzofuran-d8, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-04-6 Price on request