Method 1613 Internal Standard Spiking Solution, 200ng/ml in Nonane, 0,5ml Back Catalog number: EDF-5999 Availability: In the manufacturer's stock Price on request - + Recommended 73410 1,4-Diacetylbenzene Price on request S-4254-50-10T Sulfur Calibr. Mix. Dibenzothiophene in Toluene (20 cSt)Unit: 10mL screw-capped bottle Matrix White oil White Oil Concentration Isooctane Toluene 3 cSt Price on request DD-1379-S 1,3,7,9-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Price on request