Perfluoro-n-nonanoic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFNA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 9755.17-K-IO iso-Butyl n-pentyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 97046 SVOC Standard Price on request S-4415-20-100PEX5 ISO 9377-2MOD Extraction Solvent Stock Solution I 20ul of n-Heptane and 20mg of n-Tetracontane solved in 1000ml n-Pentane Price on request