Internal Standard Stock Solution, 1.2ml, nonane Back Catalog number: EPA-23ISS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2272.4-2K-ME Ethyl ether, 2000µg/mL, Solvent-Methanol, Unit 1mL, # of units-1, Cas.no. 60-29-7 Price on request 1049.14-K-T Anthracene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 120-12-7 Price on request 97492 UCMR 524.3 Standard Price on request