Toxaphene Back Catalog number: 19179 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-B Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 676758 Azimsulfuron, 100 µg/ml, Acetonitrile, 1ml Price on request 679255 Methyl atratate, 100mg Price on request