PSA-C18-Mix 6 Back Catalog number: 674492 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 0132.30-100-IO 17 alpha(H),21ß(H)-Hopane, 100µg/mL in Isooctane, 1ml Price on request 10133.25-1G 4-n-Nonylphenol pentaethoxylate Price on request ME 20030 Aqueous Ethanol Standard (0.3g/l), 10 x 1,2ml Price on request