Internal Standard Stock Solution, 1.2ml, nonane Back Catalog number: EPA-23ISS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 90496 2,6-Dimethylnaphthalene Price on request 2925.7-100-IO Desethylterbuthylazine-d9 (tert-butyl-d9), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1219798-52-3 Price on request 681331 Hexanitrodiphenylamine, 100 µg/ml, Acetonitrile, Price on request