Heptachlor, 100 µg/ml, Methanol, 1ml Back Catalog number: 679447 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended XA12210000AL Diazinon, 100µg/mL in Acetonitrile, 1ml Price on request 30088 EPA Method 508 Analyte Mix #2 Price on request 0269.24-10MG Naphtho[2,3-b]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 206-06-4 Price on request