

High Quality Vitamin D2 for sale
SHANGHAI CBAGRO CO.,LTD | Professional nature plant extracts manufacturer and supplier|
high Quality Vitamin D2 for sale
Appearance:odorless white crystals
Molecular Weight:396.65
Density:0.97 g/cm3
Boiling Point:504.2 oC at 760 mmHg
Melting Point:115-119℃
Flash Point:218.2 oC
Alpha:82 o (C=3, IN ACETONE 25 oC)
Storage Temperature:2-8°C
Refractive index:1.53
Solubility:H2O: 200 mg/mL, clear to hazy
Description:
Vitamin 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.
Functions :
As a kind of vitamin medicine, it takes part in the metaboly and the absorption of calcium and phosphorus, the acceleration of the calcification of bone matrix. Used for rachitis, osteomalacia and poor performance of parathyroid gland, specially for hypogenesis of children, calcium deficiency in duration of pregnancy, osteoporosis of old people. It can also work as nutrition additive in food industry and composite fodder additive in fodder industry.
Certificate of analysis:
Items | Standard | Analysis results |
Assay | 1,000,000IU/g | Complies |
Characters | White powder, soluble in water | Complies |
Differentiate | Positive reaction | Positive reaction |
Partical size | More than 95% through 3# mesh screen | Complies |
Loss on drying | ≤13% | 9.2% |
Arsenic | ≤0.0001% | Complies |
Heavy metal | ≤0.002% | Complies |
Content | 90.0%-110.0% of label C28H44O content | 101.5% |
Items | Standard | Analysis results |
Characters | White crystalline powder | Complies |
Melting range | 112.0~117.0℃ | 112.4~114.0℃ |
Specific optical rotation | +103.0~+107.0° | +103.5° |
Light absorption | 450~500 | 465 |
Solubility | Freely soluble in alcohol | Complies |
Reducing substances | ≤20PPM | Complies |
Ergosterol | Compiles | Complies |
Assay,%(By HPLC) 40 MIU/G | 97.0%~103.0% | 99.5% |
Identification | Compiles | Complies |