Vitamin D3 properties

Melting point 83-86 ° C (lit.)

Specific rotation 105 º (c = 0.8, EtOH 25 ºC)

Flash point 14 ° C

Storage conditions 2-8 ° C

Water solubility <0.1 g / L (20 ºC)

Sensitive Air & Light Sensitive

 

Chemical properties of white columnar crystals or crystalline powder, odorless and tasteless. Melting point 84 ~ 88 ℃, specific rotation αD20 = +105 ~ +112 °. Easily soluble in chloroform, soluble in ethanol, ether, cyclohexane and acetone, slightly soluble in vegetable oil, insoluble in water. Heat resistance is good, but the light is not stable, easy to oxidize in the air. Rat oral LD1042mg / kg.

Use Vitamin D3 can maintain calcium and phosphorus metabolism is normal, can promote the body's absorption of calcium and phosphorus, lack of children prone to rickets. China used to strengthen the artificial cream, the use of 125 ~ 156μg / kg; in the strengthening of dairy products used in the amount of 63 ~ 125μg / kg; in infants and young children to strengthen the use of food for the 50 ~ 100μg / kg; Milk beverage used in the amount of 10 ~ 40μg / kg; in the strengthening of solid drinks and ice cream in the maximum use of 10 ~ 20μg / kg.

Use Vitamin D3 can keep calcium and phosphorus metabolism normal, promote the body's absorption of calcium and phosphorus. Pigs on the use of vitamin D2 and D3 is the same, but the utilization of vitamin D2 for birds is only D3 1 / 40-1 / 30. Vitamin D3 deficiency, the eggshell thinning, egg production rate decreased, rickets occur. The amount of 1000-1500IU / kg.

 

Henan Tianfu Chemical Co., Ltd is a high-tech enterprise, specializing in pharmaceutical intermediates, located in Zhengzhou High-tech Development Zone. We passed ISO 9001:2008 ub 2009, and won "High-tech Enterprise" by provincial government in 2013. Tianfu specializes in manufacuturing intermediates in areas such as Antitumor, Cardiocascular, central nervous system, diabetes, etc. Tianfu have established an efficient quality control system, owing standardization workshop. Also corportaes with Zhengzhou University, Henan University to establish an innovation practice base to omprove the innovatin ability.

 

Tianfu always adheres to the principle of "Live on High Quality" and puts the customer's interests first. Tianfu products have been exported to Europe and the United States, Japan, Korea, India and Latin America markets. Look forward to the future, Tianfu will keep improving the innovation ability to offer better products and service for more and more customers.