4,4'-DDT (ring-13C12,99%) 100 µg/mL in Nonane, 1,2ml Back Catalog number: CLM-1281-1.2 Availability: In the manufacturer's stock Price on request - + Recommended 52030 Spike Sample Standard 2C (Water) Price on request 2480.13-K-IO 1,2-Dihydro-3,5,8-trimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 30316-18-8 Price on request 94541 Internal Standard for AB SIM Price on request