EPA Method 548.1 Analyte Back Catalog number: 30077 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended CLM-7531-1.2 Endosulfan sulfate (13C9), 100µg/mL in Nonane, 1,2 Price on request 1526.24-K-DCX5 Coronene-d12, 1000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-5, Cas.no. 16083-32-2 Price on request H-161S 2,6-Dimethylnaphthalene, 50 µg/mL in Toluene, 1ml Price on request