Supplier of Phosphatidylserine 50%,PS - Nutral Organic Ingredients Manufacturer
Phosphatidylserine (PS) is also called compound nervonic acid. Referred to as PS, it is extracted from the residue of natural soybean oil extraction. It is the active substance of cell membrane, especially in brain cells. Its function is mainly to improve the function of nerve cells, regulate the conduction of nerve impulses, and enhance the memory function of the brain.
| Item | Standard | Result | Test Method |
| Assay | |||
| L-α-Phosphatidyl-L-serine | ≥50.00% | 52.50% | HPLC |
| L-α-Phosphatidylcholine | ≤15.00% | 4.66% | HPLC |
| L-α-Phosphatidyl-L-serine | ≤15.00% | 3.60% | HPLC |
| L-α-Phosphatidyl-L-serine | ≤10.00% | 2.21% | HPLC |
| L-α-Phosphatidyl-L-serine | ≤15.00% | 11.70% | HPLC |
| Physical & Chemical | |||
| Appearance | Yellow Fine Powder | Complies | Visual |
| Taste & Odor | Characteristic | Complies | Organoleptic |
| Particle Size | 80mesh | 95% pass 80mesh | USP36<786> |
| Loss on Drying | ≤2.0% | 1.40% | USP36<731> |
| Solvents Residue(Ethanol) | 500ppm | 150ppm | USP36<476> |
| Peroxide Value | ≤10meq/kg | Complies | - |
| Heavy Metal | |||
| Total Heavy Metal | ≤10.0ppm | <10.0ppm | ICP-MS |
| As | ≤2.0ppm | <2.0ppm | ICP-MS |
| Pb | ≤2.0ppm | <2.0ppm | ICP-MS |
| Cd | ≤1.0ppm | <1.0ppm | ICP-MS |
| Hg | ≤1.0ppm | <1.0ppm | ICP-MS |
| Microbiological Test | |||
| Total Plate Count | ≤10,000cfu/g | Complies | AOAC |
| Mold & Yeast | ≤1,000cfu/g | Complies | AOAC |
| E.Coli | Negative | Negative | AOAC |
| Salmonella | Negative | Negative | AOAC |
| Conclusion | Conform with specification, Non-Irradiation, Non-GMO,Allergen Free, TSE/BSE Free. | ||
| Storage | Store in cool and dry places. Keep away from strong light. | ||
| Shelf Life | 24 months under the above condition | ||
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