Recovery Standard Solution, 1.2ml, nonane Back Catalog number: EPA-23RS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 73332 trans-9-Octadecenoic acid Price on request 1028.16-K-IO 9-Ethylphenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3674-75-7 Price on request 673459 Thiophanate-methyl, 100 µg/ml, Acetonitrile, 5ml Price on request