Complaint
| PRODUCT NAME | Vitamin B5 | |||
| Storage | Sealed and kept in a dry place | |||
| Items of analysis | Specification | Results | ||
| Description | White Crystalline powder | Complies | ||
| Identification | Infrared Absorption | Complies | ||
| A solution (1 in 20) responds to the tests for Calcium | Complies | |||
| PH | 6.8~8.0 | 7.1 | ||
| Alkalinity | No pink color is produced within 5minutes | Complies | ||
| Specific rotation | 25.0~27.5° | 26.3 | ||
| Heavy metals | ≤20ppm | <20 | ||
| Pb | ≤3ppm | <3 | ||
| Loss on drying | ≤5.0% | 3.1 | ||
| Assay | 98.0~101.0% | 99.1 | ||
| Assay(Ca) | 8.2~8.6% | 8.3 | ||
| Ordinary impurities | ≤1.0% | <1.0 | ||
| Total plate count | <1000CFU/g | Complies | ||
| Yeast and moulds | <100CFU/g | Complies | ||
| Conclusion | Conform with GB/T7299-2006standard | |||
Description:
Vitamin B5 is a white powder, no smelly odor, tastes a little bitter, with hydroscopic property. It's easy to dissolve in water, slightly solvable in ethanol, almost can not dissolve in or aether,the aqueous solution shows neutrality or slight alkaline.
Viatmin B5 functions as vitamins in feed, food and pharmaceutical industry. It is an essential part of coenzyme A.
