PSA-C18-Mix 2 Back Catalog number: 675157 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 79415 1,4-Naphthoquinone Price on request 0974.29-100-IOX5 d4 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. Price on request 3539.11-K-IO Perhydrofluorene, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 5744-03-6 Price on request