Spiking Standard #2 Back Catalog number: 50756 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA14050100WA Glyphosate 1,2-13C2 15N, 100 ng/µl, 1.1ml Price on request 675434 Tetradifon, 250mg Price on request 1324.18-10UG Chrysene-trans-1,2-dihydrodiol, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 64920-31-6 Price on request