PSA-Mix 2 Back Catalog number: 674485 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 684220 N-Nitroso-di-n-butylamine, 100 µg/ml, Methanol, Price on request 673856 1,2,4-Trichlorobenzene, 100 µg/ml, n-Hexane, 5ml Price on request 1752.15-500-IO 4-Ethyl-6-methyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 132034-90-3 Price on request