Application
Vitamin D metabolites in frozen human serum has been used as a reference material for the calibration and standardization of 25-hydroxyvitamin D (25(OH)D) from dried blood spot samples by liquid chromatography-tandem mass spectrometry (LC-MS/MS).
Biochem/physiol Actions
Vitamin D known as cholecalciferol exists as vitamin D3. It is taken in the diet through fortified dairy products and fish oils. It is synthesized in the skin from 7-dehydrocholesterol by ultraviolet irradiation. The biologically active form of vitamin D, 25(OH)2D3, is essential for mineral metabolism, and for other physiological functions like inhibition of growth of cancer cells and protection against certain immune mediated disorders.
General description
SRM 972A _SDS
SRM 972A_cert
Legal Information
NIST is a registered trademark of National Institute of Standards and Technology
SRM is a registered trademark of National Institute of Standards and Technology
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