Eggshell and Bacterial Cellulose Composite Membrane as Absorbent Material in Active Packaging

Table 1

Elemental analysis of eggshell.

Element (wt%)	Ca	O	Mg	Al	S	Others
Eggshell	42.8	49.5	6.11	0.936	0.343	0.311
CaCO3 (commercial)	53.4	37.6	7.74	1.24	0.018	0.002