13C4-Fipronil, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 681587 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673525 Chlorpyrifos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 73405 Methyl 4-Methoxysalicylate Price on request 677971 Chlorpyrifos, 100 µg/ml, Toluene, 1ml Price on request