Surrogate Standard Stock Solution, 1.2ml, nonane Back Catalog number: EPA-23SSS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 70344 4-Chlorophenol Price on request 95980 Volatiles - Sulfur Price on request 2232.7-100-5AN Patulin, 100µg/mL, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 149-29-1 Price on request