Vitamin D2

Name: Vitamin D2
Availability: vitamin-d2-347916.html

Category:Active Pharmaceutical Ingredients > Vitamin
Product Name:Vitamin D2
CAS No.:50-14-6
Standard:ChP, USP, EP, In-house Standards
Price(USD):Negotiable
Company:Sichuan Province Yuxin Pharmaceutical Co.,Ltd.

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Basic Info

Grade: Pharmaceutical Grade

Factory Location: Sichuan

Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa
Sample Provided: yes

Payment Terms: T/T

Description	A white or slightly yellowish, crystalline powder or white or almost white crystals.
Solubility	Freely soluble in ethanol (96 per cent), in chloroform and in ether, practically insoluble in water. It is soluble in fixed oils. Solutions in volatile solvents are unstable and should be used immediately.
Identification	IR: Compare the spectrum with the reference spectrum.
Specific optical rotation	+103.0° to +107.0°
Reducing substances	Not more than 20 ppm.
Ergosterol(Impurity B)	Not more than 0.2%
Related substances
Impurity A (Trans-vitamin D2)		Not more than 0.5%
Impurity F		Not more than 0.5%
Impurity G(Vitamin D4)		Not more than 1.5%
Any unspecified impurity		Not more than 0.10%
Total impurities		Not more than 2.5%
Assay	96.5%-102.0% of C28H44O.
Store Condition	Store in airtight container,under nitrogen,protected from light,at a temperature between 2°C-8°C.

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