Internal Standard Stock Solution, 1.2ml, nonane Back Catalog number: EPA-1668IS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended S-4472-20-NN Labelled-compound Spiking Solution Dioxin-like F-PCBs each in 20ng/mL solution in n-nonane; unit: 1x1mL Chiron No. Dioxin-like IS, FluoroPCBs PCB No. 2863.12 5-F-3,3’,4,4’-TetraCB F-PCB-77 2344.12 3’-F-3,4,4’,5-TetraCB F-P Price on request 678418 Flutriafol, 100 µg/ml, Acetonitrile, 1ml Price on request 11175.7-10MG Theobromine-d3 (1-methyl-d3),neat,neat,10mg Price on request