CAS number 9014-63-5
Xylan isolated from beechwood of high and reproducible quality.
Xylose content of 82%+ (determined by HPLC after chain degradation by acid hydrolysis).
Typical structure of xylan from beechwood (schematic).
Example 13C-NMR of xylan isolated from beech wood (acquired in in D2O).
Average weight molecular weight (Mw) of about 20,000 g/mol of low polydispersity.