2,3,3',4,4',5'-Hexachlorobiphenyl, 5mg Back Catalog number: C-157N Availability: In the manufacturer's stock Price on request - + Recommended 2492.14-K-IO Mono-n-octyltriethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16216-27-6 Price on request 79510 Trichloroethene Price on request 0643.28-100-IO alphaßß (20R,24S)-24-Methylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 71117-90-3 Price on request