June 2024—Verichem Laboratories now offers a liquid-stable, ready-to-use set of multilevel clinical reference materials for the calibration verification of ethanol assays. The materials are designed to be treated as patient specimens, feature universal instrument compatibility, and are verified using standard reference materials from the National Institute of Standards and Technology or US Pharmacopeia. The kit contains one six‑level set with 5 mL of material per level, a product insert, certificate of analysis, and an organizer tray. In addition to the ethanol component, the kit contains gravimetric concentrations for lactate, salicylate, and acetaminophen. Shelf life is 18 months from the date of manufacture at 2° to 8°C.
The company also offers two multilevel test kits of clinical reference materials for the calibration verification of lithium assays intended for use with direct and indirect ion selective electrodes, colorimetric assays, and flame photometers. The electrolyte standard kit features a lithium concentration range of 0.5 mmol/L to 5.5 mmol/L and a shelf life of 21 months. The serum ISE standard kit offers a concentration range of 0.2 mmol/L to 4.6 mmol/L and a shelf life of 18 months. The kit also includes gravimetric concentrations for sodium, potassium, and chloride. The formulations are protein based, liquid stable, and ready to use, with each level containing 15 mL of material.
Verichem Laboratories, 800-552-5859