4,4’-DDE Back Catalog number: X9055 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9189 2,4,5-TP acid (Silvex) Price on request 53141 EPA 1620 Standard 3 Price on request XA10475000AL Benfuracarb, 100µg/mL in Acetonitrile, 1ml Price on request