Surrogate Standard Stock Solution, 1.2ml, nonane Back Catalog number: EPA-23SSS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 10634.12-50-T 1,2,3,6,7,8-Hexachlorodibenzofuran Price on request 675969 D5-Acetochlor ESA sodium salt, 100 µg/ml, Acetoni Price on request 92627 a,a,a-Trifluorotoluene Price on request