Formothion, 100µg/ml in Acetonitrile Back Catalog number: XA13920000AL Availability: In the manufacturer's stock Price on request - + Recommended 680236 trans-3-Hydroxycotinine, 100 µg/ml, Methanol, 1m Price on request 3363.14-100-DC 2,4'-DDT, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 789-02-6 Price on request 30277 EPA Method 548.1 Analyte Price on request