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 79374 Triethanolamine Price on request 53019 Verification II Standard 1 Price on request 31006 Modified 525.2 Pesticide Standard #1 Price on request