EPA Method 548 Analyte Back Catalog number: 30048 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59176 Fluoride (F-) Price on request 92838 2,3,5-Trimethylnaphthalene Price on request 1228.22-K-IO Bis(2-ethylhexyl) adipate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 103-23-1 Price on request