Internal Standard Solution, 1.2ml, nonane Back Catalog number: NK-IS-J5 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 1398.19-K-IO Methyl octadecanoate (Methyl stearate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 112-61-8 Price on request 678942 Dinoterb, 100 µg/ml, Acetonitrile, 1ml Price on request 43002 EPA Method 8240 Purgeable Halocarbons Price on request