Description1 Back Catalog number: PART # Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4471-20-NN Precition and Recovery (PAR) Standard Solution Dioxin-like PCBs each in 20ng/mL solution in n-nonane; unit: 1x1mL Chiron No. Dioxin-like PCBs PCB No. CAS No. 2006.12 3,3’4,4’-TetraCB PCB-77 [32598-13-3] 2007.12 3,4,4’,5-TetraCB PCB-81 [703 Price on request 0625.33-K-IO Botryococcane C33, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 100664-68-4 Price on request 2389.13-1G 4-Benzylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 101-53-1 Price on request