Are you going to wholesale vitamin d2 from a professional vitamin d2 producer and supplier? it is one of the well-known vitamin d2 manufacturers in China, welcome to contact our factory.DescriptionVitamin D2, Vitamin D2), chemical name for 9, 10 - open loop ergot steroid - 5, 7, 10 (19), 22-4-3 beta - alcohol. Colorless needle crystal or white crystalline powder; Odourless, tasteless; With light or air are perishable. For the prevention and treatment of vitamin D deficiency, chronic hypocalcemia, low phosphorus, rickets and osteomalacia associated with chronic renal insufficiency, familial low phosphorus and low parathyroid function (postoperative parathyroid function), idiopathic or sham treatment, used in the treatment of acute and chronic and potential tetany disease and idiopathic tetany after surgery. Product nameVitamin D2AppearanceWhite crystals PowderPurity98% OdorCharacteristicTasteCharacteristicLoss on dryingNMT5.0%Sulphated AshNMT5.0%Heavy MetalsNMT 10ppmResidual SolventsEur.Pharm.Total Plate CountNMT 1000cfu/gYeast