Swep, 10.0 µg/ml, Acetonitrile, 10ml Back Catalog number: 674571 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 679887 o-Dianisidine, 100 µg/ml, Acetonitrile, 1ml Price on request 683691 Atrazine-desisopropyl-2-hydroxy, 100 µg/ml, Metha Price on request 70650 Diflubenzuron Price on request