sec-Butylbenzene, 1000mg Back Catalog number: 682821 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended XA11290000CY Chlorfenvinphos, 100 ng/µl, 1ml Price on request HCH-MXA Native HCH Solution/Mixture, 1.2ml, nonane Price on request 19494 EPA Method 524 & 624 - Internal Standard Price on request