Potassium (K), 1000µg/ml in 2%-HNO3/Water, 100ml Back Catalog number: 57019 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 677066 3-(4-tert-Butylphenyl)isobutyraldehyde, 250mg Price on request 79030 Benzo(k)fluoranthene, 1000µg/ml in Acetonitrile, 1 Price on request 96416 Phenols Standard Price on request