VB5
1. as feed additive, food additive, pharmaceutical
2. USP28/BP2003
3. can accept samall order
4.fastly delivery
VB5
1.VB5 Properties: D-calcium pantothenate is a white powder, no smelly odor, tastes a little bitter, has hydroscopic property. Its aqueous solution shows neutrality or slightly alkaline, easy to dissolve in water, slightly solvable in ethanol, almost can not dissolve in chloroform or aether.
2. VB5 Usage:VB5 are widely used in feed additive, food additive, pharmaceutical
3.VB5(D-Calcium pantothenate) USP30 COA:
Items of analysis
Specification
Results
Appearance
White powder
Conform
Identification
A:Infrared Absorption 197k
B:A solution (1 in 20)responds to the tests for Calcium
Concordant with the reference spectrum
Conform to USP 30
Conform
Conform
Specific optical rotation
+25.0°+27.5°
+26.35°
Alkalinity
No pink color is produced within 5 seconds
Conform
Loss on drying
Not more than 5.0%
2.92%
Heavy metals
Not more than 0.002%
Conform
Ordinary impurities
Not more than 1.0%
Conform
Organic volatile impurities
Meet the requirements
Conform
Nitrogen content
5.7%6.0%
5.73%
Content of calcium
8.28.6%
8.43%
Conclusion
Conform to USP30
4. company introduction.
zhengzhou sigma chemical ltd welcome here, we will try our best to give you the best price at any time, donot hesitate, contact me if you are interested in our products.
5.our product photoes:
6. our questions.
In order to give you our very competitve price, please try to give us your enquiry details before our offer.
A. what YOU MAINLY USE FOR?
B. HOW MANY OF VB5 YOU WILL BUY IN YOUR FIRST ORDER?
C.WHEN YOU WILL ORDER?
D.FOR SMALL QUANTITY, OUR PAYMENT IS tt.