beta-HCH, 100 µg/ml, Methanol, 1ml Back Catalog number: 680443 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 92780 1,4-Dioxane-d8 Price on request I824635 Isopropyl Hydrogen Methylphosphonate, 500mg Price on request 53100 ICP-MS Verification Standard #1 Price on request