PCB No. 18, certified, 25mg Back Catalog number: C20001800 Availability: In the manufacturer's stock Price on request - + Recommended 0226.24-100-T Coronene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 191-07-1 Price on request 0451.3-150-CYX10 GC-IRMS Standards (C11(?13C: -26.11); C15 (?13C: -30.22); C20 (?13C: -33.06)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. Price on request 680484 2,4,6-Trichlorophenol acetate, 20mg Price on request