PCB No. 189, 10µg/ml in Isooctane, 10ml Back Catalog number: L20018900IO Availability: In the manufacturer's stock Price on request - + Recommended S274982 Serotonin-d4 Hydrochloride, 2,5mg Price on request 1691.1-1ML Chlorodibromomethane, in Certan bottle, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 124-48-1 Price on request MDF-123678 1,2,3,6,7,8-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request