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CAS 19356-17-3 — فيتامين D₃ 25-هيدروكسي

25-Hydroxyvitamin D3 is the major circulating form of vitamin D in the blood, essential for calcium metabolism, bone health, and immune function. It serves as a key biomarker in clinical diagnostics and is used in research for studying metabolic and endocrine pathways. CAS 19356-17-3, molecular formula C27H44O2 · H2O, molecular weight 400.64. Requires storage at -15 to -20°C; signal word is Danger due to potential hazards. Molekula supplies 25-Hydroxyvitamin D3 from research to bulk quantities with full documentation and ISO 9001:2015 traceability.