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 95421 Glycerin Price on request 73516 2-Methylsulfonyl-4-trifluoromethyl benzoic acid Price on request 95411 Nitrobenzene Price on request