D-Glucono-1,5-lactone, 2,5g Back Catalog number: G417475 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: In the manufacturer's stock Price on request - + Recommended I721505 3’-Iodo-L-thyronine, 10mg Price on request 1971.12-50-IO 2,2',4,4',5,5'-Hexabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 68631-49-2 Price on request DF-IS-G40 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request