Potassium (K), 1000µg/ml in 2%-HNO3/Water, 100ml Back Catalog number: 57019 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 1167.12-K-IO 2,2,4,6,6-Pentamethylheptane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 13475-82-6 Price on request P287535 Perindoprilat, 10mg Price on request 677559 Octocrylene, 250mg Price on request