Table 1.

d-spacings of native cellulose calculated from synchrotron-based X-ray diffraction studies (Wada et al., 1997).

	d1, nm [composite of triclinic (100) and monoclinic ($\mathrm{1}\overline{\mathrm{1}}\mathrm{0}$) reflections]	d2, nm [composite of triclinic (010) and monoclinic (110) reflections]	d3, nm [composite of triclinic (110) and monoclinic (200) reflections]
Valonia	0.610	0.531	0.392
Cladophora	0.611	0.531	0.392
Chaetomorpha	0.608	0.530	0.391
Bacterial cellulose	0.614	0.530	0.394
Halocynthia	0.601	0.535	0.390
Cotton	0.601	0.536	0.393
Ramie	0.597	0.534	0.394
Kouzo	0.596	0.534	0.393