Demeton O Back Catalog number: 9439.8-100-AN Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 93820 Tetrachloro-m-xylene Price on request NK-IS-J4 Internal Standard Solution, 1.2ml, nonane Price on request 1531.22-100-T Indeno[1,2,3-cd]pyrene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 203578-33-0 Price on request