【Vit.D3 Crystal】

 

1.Technical Process
    Vitamin D3 Crystal medicine grade is obtained from the esterification,hydrolyzation and refining of High Potential Vitamin D3 Resin.


2.Main specifications

Items

Specifications

Description

White crystalline powder

Solubility

Corresponding

Identification

Positive

Melting Point

82 -87

Related substances

Corresponding

Light absorption

465-495

Specific optical rotation

+105-112

Assay

97.0-103.0%

38,800,000-41,200,000 IU/G

Conclusion

Confirm to USP24,Bp98.EPIV


3.Analysis method of Assay
HPLC.Mobile phase,acetonitrile:islpropanol:water=90:7:3.
Velocity,1.5-2.5ml/min.Wavelength,265nm.

4.Usage
a.In pharmaceutical formulations for Vitamin D remedy.
b.As additives for milk,dairy,foods and beverage as Vitamin D supplement to promote the absorption of calcium and phosphorus.

5.Packaging
Aluminum bags lined with food grade PE bags,then packaged into Aluminum Cans and in paper cartons.The package size can be made as per customers'requirement.

6.Stability and storage
Stored under dry,cool and dark condition and avoid moisture,water or heat.The shelf life is 12 months.

 

 
 
 
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