May 2025—Verichem Laboratories offers liquid stable, multianalyte kits of clinical reference materials intended for the calibration verification of electrolyte assays. The materials are designed to be treated as patient samples for use with systems using flame photometer, direct and indirect ion-selective electrode, or standard enzymatic/colorimetric testing methods. The electrolyte standard kit contains the analytes chloride, ionized calcium, lithium, potassium, and sodium and features a 21-month stability claim; the ISE standard kit contains chloride, lithium, potassium, and sodium and offers an 18-month stability claim. Carbon dioxide assays are covered by the CO2 standard kit and the standalone, ultrahigh CO2 standard level F, which have a 15-month stability claim.
Verichem Laboratories, 800-552-5859