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 1078.19-K-IO n-Tridecylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 123-02-4 Price on request 12088.7-K-IO 2,6-Dichlorobenzo dichloride,1000 µg/mL,isooctane,1mL, Price on request 673025 Allopurinol, 100mg Price on request