Brand:HONGDA
Quantity:5000
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Product description:Vitamin D3(Feed Grade) Cholecalciferol reduces calcium loss from bones and increases the production of normal healthy bone in patients with osteoporosis.
Characteristics: A light yellowish flowing powder, easily deteriorated when contact to light or air. Freely solve in ethanol, sulfuric ether, chloroform and acetone, and slightly solve in plant oil, but hardly solve in water.
specification of vitamin d3(feed grade):
appearance----------------light yellowish flowing powder
cas no-----------------------67-97-0
molecular weight---------384.64
chemical formula---------c27h44o
purity-----------------------99% min
assay(on dry materials)---500,000iu/g min
loss on drying-------------5.0% max
heavy metals(pb)---------10ppm max
particle size----------------100% pass through 40 mesh screen
