Retention Time Marker Solution Iowa OA-2 Back Catalog number: 51183 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended SAMPAP Sodium 2-(N-ethylperfluorooctane-1-sulfonamido)ethyl phosphate, 1.2ml x 50ug/ml, methanol Price on request 72343 (2,4-Dichlorophenyl)urea Price on request 680790 Spirotetramat-mono-hydroxy, 10.0 µg/ml, Acetonitr Price on request