Toxaphene Congeners (Parlar 26, 50 and 62), 2µg/ml in Nonane, 1,2ml Back Catalog number: ES-5353 Availability: In the manufacturer's stock Price on request - + Recommended MFTA-MXA Mass-Labelled FTA Solution/Mixture, 2µg/ml in Isopropanol, 1,2ml Price on request 50287 Nitrite (NO2-) as N Price on request CLF15223.13-100-I 3,4,6,7,10,11-Hexachlorotridecane-11,12,13-13C3, 100µg/ml in IO, 1ml Price on request