Terbufos, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678149 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673683 Prothiofos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 2942.9-100-IO Endosulfan-II-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 203716-99-8 Price on request DF-IS-E40 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request