Octachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Back Catalog number: DD-12346789-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended S-4503-50-25LW Phosphorous Standards Phosphorus in Light White Mineral Oil, 20Cst Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane Price on request 31282 EPA Method 507 Nitrogen Phosphorus Pesticides Price on request PAH-B-CS4 PAH Calibration solution CS4, in IO/TO, 1ml Price on request