PSA-Mix 4 Back Catalog number: 674787 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 0373.14-200-IO 9-Methylacridine, 200µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 611-64-3 Price on request 681212 Valeraldehyde, 1ml Price on request 681349 1-Naphthyl acetic acid-ethyl ester, 250mg Price on request