... .I.U/G 1. for animal pharmaceutical use2. feed grade ,500,000IU/G Specs: Vitamin D3 crystal pharma grade [Assay : 97.0%~103.0% (38,800 ... 000 IU/g)] Vitamin D3 oil food grade [content: 1,000,000IU/g min to 15,000,000IU/gmin] Vitamin D3 oil Feed grade[content: 1,000 ... ,000IU/g min to 15,000,000IU/gmin] Vitamin D3 feed garde [Content: 500,000IU/g min ...