Surrogate Standard Solution, 1.2ml, nonane Back Catalog number: EPA-23SS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 675011 PSA-GCB-Mix for 2007.01 per AOAC Price on request 2789.12-100-AN 4,4'-Thiodianiline,100 µg/mL,acetonitrile,1mL, Price on request 1552.22-K-IO n-Docosane-d46, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 260411-88-9 Price on request