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 90124 Aroclor 1221 Price on request 676410 Milbemectin A3, 100 µg/ml, Acetonitrile, 1ml Price on request 10155.12-1G 4-Aminoazobenzene, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 60-09-3 Price on request