Min. Order Reference FOB Price
1 kg US$14.00-25.00 / kg
Product Description
Product Description Vitamin D3, also known as cholecalciferol, is a kind of vitamin D. The 7-dehydrocholesterol generated after cholesterol dehydrogenation can be irradiated with ultraviolet rays to form cholecalciferol. Therefore, the original vitamin D of cholecalciferol is 7 - ...