Interference Standard 4 Back Catalog number: 52041A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-8327STK EPA Method 8327 Native PFAS Solution, 2µg/ml in MeOH, 1,2ml Price on request 677560 2-Ethylhexyl salicylate, 250mg Price on request 51024 Turpentine Price on request