Methoprene, 10 µg/ml, Acetonitrile, 10ml Back Catalog number: 679075 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 50599 STD - ICV, CCV Revision A Price on request EPA-8280IS Internal Standard Solution, 1.2ml, toluene Price on request 676738 D10-Chlorpyrifos, 100 µg/ml, Acetone, 1ml Price on request