PSA-C18-Mix 12 Back Catalog number: 674744 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 95778 2,4-Dichlorophenol-d3 Price on request 684390 4,4'-DDT, 100 µg/ml, Cyclohexane, 1ml Price on request