Cation Multi-element standard (IC), ROTI®Star 9 cations, 100 mg/l, (NH4+, Ba2+, Ca2+, K+, Li+, Mg2+, Mn2+, Na+, Sr2+) in 0,1 % nitric acid, Density (D) ~1 g/cm³, Boiling point (bp) ~100 °C The standard solution is certified and can be traced to NIST standard reference solutions. The solution is produced according to ISO 17034 in an accredited environment, tested in a laboratory accredited to ISO/IEC 17025 and supplied with a detailed, batch-specific certificate of analysis. If you need reference standards with special parameters (concentration, matrix, container size etc.) we are offering you our ROTI®Star multi-element standard solutions as custom-made solutions which are manufactured with your special requirement. Technical Information Number of components 9 Matrix 0,1 % HNO3 Composition NH4+, Ba2+, Ca2+, K+, Li+, Mg2+, Mn2+, Na+, Sr2+ Concentration info 100 mg/l Certified according to ISO 17034 ISO 17025 ISO 9001 PDF Technical Documentation (PDF)