PCB No. 55, 100µg/ml in Isooctane, 1ml Back Catalog number: 66055 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0305.17-200-T 4-Methylpyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3353-12-6 Price on request 70083 2-Chlorophenol Price on request 67033 Fermentation Acids Standard Price on request