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Traceability guaranteedEcknauer+Schoch ASWPRIMUSPrimary Multi-Ion Standards for Ion ChromatographyPrimary standards prepared from ultrapure salts Certified reference materials (CRM)Gravimetric preparation method Certificate for determined contents providing information about degree of uncertainty ANDcontaminants for best-possible correctness Multi-element solutions for anions and cations Shelf life: 3 yearsThe new standard for Qualification of IC systems Validation of IC methods Quality control Production checksGMP «Good Manufacturing Practice»Certified by the metrological institutes BAM (Berlin, Germany) and EMPA (St. Gallen, Switzerland)Ordering information:Cations: 50 mL ready-to-use solution: Li + , Na + , K + , Mg 2+ , Ca 2+ ; 10 mg/kg (± 0.2 %) of each; Fluka # 89316Anions: 50 mL ready-to-use solution: F – , Cl – , NO 3 – , Br – , PO 4 3– , SO 4 2– ; 10 mg/kg (± 0.2 %) of each; Fluka # 89886A joint project of theEMPACH-9014 St. Gallen, SwitzerlandFluka GmbHCH-9471 Buchs, SwitzerlandI o n a n a l y s i sMetrohm AGCH-9101 Herisau, SwitzerlandMetrohm Information Issue www.empa.com2/2005 www.fluka.comwww.metrohm.com19