4,4’-DDE Back Catalog number: 79149 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 22013 EPA Method 8260B - Purgeable Internal Std Price on request 3746.18-100-ME 9-Chloro- /10-Chlorooctadecanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 13800-0180-1000CY Dimethyl terephthalate, 1000µg/ml in Cyclohexane, 5ml Price on request