Cholecalciferol

REF : C9756-1G
Marca : Sigma-Aldrich
Descrição :Cholecalciferol >=98% (HPLC)
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CAS :
Descrição detalhada : Cholecalciferol is sourced either through the diet or exposing skin to ultraviolet rays. Oral administration of vitamin D3 is readily absorbed and is stored in adipose tissue., Cholecalciferol acts as a hormone precursor since it requires two stages of metabolism: first to 25-hydroxycholecalciferol; then to 1α, 25-dihydroxycholecalciferol. One unit (U.S.P. or international) is defined as the activity of 0.025 μg of vitamin D3 contained in the USP vitamin D reference standard.
Sinónimos : (+)-Vitamin D3; 7-Dehydrocholesterol activated; Activated 7-dehydrocholesterol; Calciol
Fórmula molecula r: C27H44O
Armazenamento : 2-8C
Embalagem : 1X1G