Potassium (K) Back Catalog number: 50687 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1313.10-10-IO 1-Fluoronaphthalene, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 321-38-0 Price on request 72417 Isovaleric acid Price on request 1049.14-10MG Anthracene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 120-12-7 Price on request