Pesticides & PCB Isomers Standard Back Catalog number: 93174 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94152 Semi-Volatile Standard Price on request 8511.20-K-IO 1,1,1,3,18,20,20,20-Octachloroeicosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 1214.17-200-T 8-Methyl-11(H)-benzo[a]carbazole, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 21064-33-5 Price on request