Internal Standard Spiking Solution, 1.2ml, nonane Back Catalog number: EPA-513ISS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 679412 13C6-Rafoxanide, 10mg Price on request 98628 624B Internal / Surrogate Standard Price on request 1530.13-K-IO Fluorene-d10, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 81103-79-9 Price on request