C24:1 Ganglioside GM1-d18 is intended for use as an internal standard for the quantification of C24:1 ganglioside GM1 (Item No. 42981) by GC- or LC-MS. Ganglioside GM1 is a monosialylated ganglioside and the prototypic ganglioside for those containing one sialic acid residue.1,2 C24:1 Ganglioside GM1 is a monosialylated ganglioside that contains nervonic acid (Item No. 13940). As this product is derived from a natural source, there may be variations in the sphingoid backbone. [Matreya, LLC. Catalog No. 1571]WARNING This product is not for human or veterinary use.