Metazachlor ethane sulfonic acid, 100µg/ml in Acetonitrile, 1ml Back Catalog number: 10618.14-100-AN Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 0724.12-K-IO 1,5-Dimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 571-61-9 Price on request 98496 1,2,3,4-Tetrachlorobenzene Price on request 2124.12-100-IO Arochlor 1016 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 12674-11-2 Price on request