Isopropalin, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 675622 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-123789-S 1,2,3,7,8,9-Hexachlorodibenzofuran , 1.2ml x 50ug/ml, nonane Price on request 15900-2935-100AN5 Isoproturon-desmethyl, 100µg/ml in ACN, 5ml Price on request 1468.16-100-T 2-Nitropyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 789-07-1 Price on request