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25-羥基校準(zhǔn)溶液 25-Hydroxyvitamin D calibration solutions

更新時間：2025-06-28

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25-羥基校準(zhǔn)溶液 25-Hydroxyvitamin D calibration solutions編號：NIST2972a規(guī)格：20 ampoules x 1.2 mL產(chǎn)品價格：16556.32現(xiàn)貨

This Standard Reference Material (SRM) is intended primarily for use in calibration of instruments and techniques used for the determination of these vitamin D metabolites. A unit consists of twenty, two-milliliter ampoules, of four separate ethanolic solutions of vitamin D metabolites, five ampoules of each solution. Each two-milliliter ampoule contains approximately 1.2 mL of solution. The four separate ethanolic solutions of vitamin D metabolites are described below. For more information, please refer to theSDS andCOA.

25-Hydroxyvitamin D3 Calibrant in Ethanol Level 1 [25(OH)D3 in Ethanol Level 1]
25-Hydroxyvitamin D3 Calibrant in Ethanol Level 2 [25(OH)D3 in Ethanol Level 2]
25-Hydroxyvitamin D2 Calibrant in Ethanol [25(OH)D2 in Ethanol]
3-Epi-25-hydroxyvitamin D3 Calibrant in Ethanol [3-epi-25(OH)D3 in Ethanol]


 

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