Interference Standard 4 Back Catalog number: 52041A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended CL-PFHXPA 6-Chloroperfluorohexylphosphonic acid, 50µg/ml in MeOH, 1,2ml Price on request 11868.20-100-ME (±)-Chlorpheniramine-d6 maleate (N,N-dimethyl-d6),100 µg base/mL,MeOH,1mL Price on request S200800 (S)-Scoulerine, 5mg Price on request