epsilon-HCH, 10.0 µg/ml, Acetonitrile, 1ml Back Catalog number: 685064 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-F40 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 96717 6-Methylchrysene Price on request 673083 Potassium sorbate, 250mg Price on request