EPA Method 601 Internal Standard Back Catalog number: 19094 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71908 3,4-Dichlorobenzotrifluoride Price on request 2774.12-100-DC Aldrin, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 309-00-2 Price on request 94533 Pesticide Standard Price on request