1,3-Dinitropyrene, 100µg/mL in Toluene, 1ml Back Catalog number: XA20975300TO Availability: In the manufacturer's stock Price on request - + Recommended 54262 Nitrite as NO2-, 1000µg/ml in water, 100ml Price on request DFP-IS-A Mass-Labelled PCDF/PCB Syringe Spike, 1.2ml, nonane Price on request 91518 Aroclor 1260 Price on request