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 81201 EPA Method 8120 - Chlorinated Hydrocarbons Price on request A161228 Acetaminophen-13C2, 15N, 1mg Price on request 12029.6-K-ME Cyclohexanol,1000 µg/mL,MeOH,1mL, Price on request