EPA Method 550 Analytes Back Catalog number: 30051 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72480 Trinexapac-ethyl, 1000µg/ml in MeOH, 1ml Price on request 8537.16-100-IO n-Butyl iso-butyl phthalate (n-Butyl 2-methylpropyl phthalate), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17851-53-5 Price on request MET-11043E-10MG Alachlor OA, 10mg Price on request