WA EPH Fractionation Check Standard Back Catalog number: 51144 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4373-K-IP EPA 8041A Surrogate Standard PFB-derivatives S-4373 1mg/mL in isopropanol, 1 mL, 5 x 1mL, 5mL 2,4-Dibromophenol-PFB Price on request S-4049-005-10ME Methanol QC Reference mixture V Trimethylamine, 50 ppb (weight by weight), in methanol; Unit: 10x10mL Price on request 95395 n-Hydrocarbon Mix C9 - C39 Odd Price on request