Purchase Qty. Reference FOB Price
100,000-199,999 Piece US$0.18
200,000-499,999 Piece US$0.16
500,000+ Piece US$0.14
Product Description
Produt Deatails Cholecalciferol, also known as vitamin D3 or cholecalciferol, is a type of vitamin D. 7-dehydrocholesterol produced after dehydrogenation of cholesterol can form cholecalciferol when irradiated with ultraviolet rays, so that is to say cholecalciferol The original vitamin D is ...