abstract |
The invention relates to a preservative containing a glycolipid of the formula (I): in which R 1 is H or COCH 3 and R 2 is the same or different and H or where n is 1, 2 or 3 and R 3 is the same or different and is H or OH and R 4 is OH or OCH 3 or a salt of the glycolipid. |