beta-Endosulfan, 100 µg/ml, Methanol, 1ml Back Catalog number: 679467 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 53147 Method 1640 Tuning Standard Price on request 1236.6-1ML 3-Methylpentane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 96-14-0 Price on request 54174 Ferrous Iron (Fe) Price on request