4,4'-DDT (ring-13C12), 100ug/ml in n-Nonane, 1,2ml Back Catalog number: S-FC92S-1.2ML Availability: In the manufacturer's stock Price on request - + Recommended 9877.16-50-IO 3,5-Dimethylphenanthrene , 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 33954-06-2 Price on request 32005 EPA Method 502/524 Fortification Solution Price on request 677961 Etrimfos, 100 µg/ml, Toluene, 1ml Price on request