Toxaphene Back Catalog number: 79198 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-F Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 682103 4-tert-Butylphenol, 100 µg/ml, Acetone, 5ml Price on request 11683.12-100-IO 2,2',3,3'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request