Internal Standard Solution, 1.2ml, toluene Back Catalog number: EPA-8280IS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 72551 1,3,5-Trimethyl-2-nitrobenzene Price on request S-4075-100-10DC n-Alkanes C10-C40 (even + some uneven) 24 Analytes, each 100µg/mL in dichloromethane; units: 1x5mL, 1x10mL in screw-capped bottle. This standard includes all the even n-paraffins C10-C40 + extra addition of some uneven n-paraffins C10-C40. C10 C17 Price on request MPFOS Sodium perfluoro-1-[1,2,3,4-13C4]octanesulfonate, 1.2ml x 50ug/ml, methanol Price on request