purpous???

To structural analysis of the extracted material which is microcrystalline cellulose.

in p-NMR you analysis hydrogen orientation in environment wrt carbon like atoms while c-nmr tells you about carbon skeleton.

for functional group IR is best method while mass fragment is another tool for identification ,quantification & characterisation.

you may try to prepared completely amorphous cellulose by regeneration

from the dimethyl sulfoxide-paraformaldehyde solvent system under anhydrous

conditions

Http://pubs.rsc.org/en/content/articlelanding/2005/cc/b417745b