Trifluralin, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 675088 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-ST-B Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 683842 Vamidothion, 100 µg/ml, Acetonitrile, 5ml Price on request 30043 EPA Method 531.1 - Performance Check Solution Price on request