| 摘要 |
The present invention relates to stable crystalline (6 S )-N(5)-formyl-5,6,7,8-tetrahydrofolic acid, commonly referred to as levofolinic acid, in essentially pure 6 S diastereomeric form, to its use for the preparation of a dietary supplement or of a medicament, and to a pharmaceutical preparation comprising said stable crystalline (6 S )-N(5)-formyl-5,6,7,8-tetrahydrofolic acid. |
