Semi-Volatile Standard Back Catalog number: 92947 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673534 4,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml Price on request 20142 GPC Calibration Solution Price on request 0458.17-200-IO 2,6,9-Trimethylphenanthrene, 200µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66271-32-7 Price on request