Metrological Traceability of the MassTrak Vitamin D Assay

The MassTrak Vitamin D Kit is desgined for the quantitative determination of serum or plasma 25-hydroxyvitamin D₃ (25OHD₃) and 25-hydroxyvitamin D₂ (25OHD₂), which in combination provide the total 25-hydroxyvitamin D concentration as an aid in the assessment of vitamin D sufficiency. Metrological traceability has been incorporated into the design and manufacturing of the MassTrak Vitamin D Kit to meet the requirements of the ISO 17511:2003 and ISO 15189:2012. Not available for sale in all countries.