EPA Method 551.1 Internal Standard Back Catalog number: 30103 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended GA17453000AL Thiamethoxam, 100µg/mL in Acetonitrile, 1ml Price on request 2270.3-2K-MX Acetone, 2000µg/mL, Solvent-9:1Methanol/water or Methanol, Unit 1mL, # of units-1, Cas.no. 67-64-1 Price on request 96480 Phencyclidine Price on request