Potassium standard solution, 1000 mg/L K in 0,5 M nitric acid (from KNO₃) Certipur® standard for AAS, Supelco®

Potassium standard solution, 1000 mg/L K in 0,5 M nitric acid (from KNO₃) Certipur® standard for AAS, Supelco®

: Traceable to SRM from NIST.