Thiamethoxam, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 673455 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended PCB-ISS-H Mass-Labelled PCB Internal/Recovery Standards, 1.2ml, nonane Price on request 50628 Nitrite (NO2-) as N Price on request 673427 Prosulfocarb, 100 µg/ml, Acetonitrile, 5ml Price on request