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 91836 WS Disinfection By-Products AMP 1 - Cal Check Price on request 82501 EPA Method 8250Mix #9 Price on request 675412 PSA-GCB-Mix 3 Price on request