Notes: Acetylated Carbohydrate Mixture 1 contains four pentaacetate alditols. It is intended for use as a reference standard for the detection of plant cell wall polysaccharides, among others, in various sample types by GC-MS. This mixture is supplied in an amber ampule in which the headspace has been purged with nitrogen/argon to prevent lipid oxidation. [Matreya, LLC. Catalog No. 1124]