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 2832.9-50-ME 1H,1H-Perfluoro-3,5,5-trimethylhexanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 238403-51-5 Price on request 8866.9-K-IO 5-Methylquinoxaline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request 1499.13-K-IO 4-Methyldodecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6117-97-1 Price on request