EPA Method 548 Analyte Back Catalog number: 30147 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MET-11986AM1-1ML Flufenacet ESA sodium salt, 100µg/ml in MeOH, 1ml Price on request L-PFHXS Sodium perfluoro-1-hexanesulfonate, 1.2ml x 50ug/ml, methanol Price on request 72656 Isopropylamine Price on request