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These lyophilized human-urine-based controls contain 23 trace elements, heavy metals and organic metabolites. They are for use with atomic absorption, GC-MS, HPLC and ICP. Stable up to five days after opening at 2° to 8°C. Three-year shelf life at 2° to 8°C. Refer to the package insert for analyte claims and stability information. Unity™ interlaboratory program available for the life of the lot. Ten 25mL vials per package.
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