Potassium (K), 1000µg/ml in 2%-HNO3/Water, 100ml Back Catalog number: 57019 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 98492 n-Hydrocarbons C5-C8 Conc Price on request 70397 Thiourea Price on request 93608 525Mix Price on request