Parathion-methyl, 100 µg/ml, Toluene, 1ml Back Catalog number: 676228 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1083.24-K-IO n-Octadecylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4445-07-2 Price on request 680887 Diundecyl phthalate (mixture of branched isomers), Price on request PFTRDA Perfluoro-n-tridecanoic acid, 1.2ml x 50ug/ml, methanol Price on request