alpha-HCH, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678422 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 30104 EPA Method 551.1 Performance Check Soln Price on request 681326 D9-Fluazifop-butyl, 10mg Price on request 677301 Caffeine, 100 µg/ml, Methanol, 1ml Price on request