EPA Method 525 - Perchlorinates & Phthalates Back Catalog number: 30129 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA14283700AL Imidacloprid, 100µg/mL in Acetonitrile, 1ml Price on request 12100.2-250MG Ethephon,neat,neat,250mg, Price on request PFS-MXA Native PFSA Solution/Mixture, 2µg/ml in MeOH, 1,2ml Price on request