graphite oxide composition obtained by him
as follows:C:O:H=61.01:37.11:1.85 or in a molecular
presentation C2.19O1.00H0.80. Graphite oxide samples as-
synthesized using the modified Hummers method contained
50.10% carbon,44.81% oxygen and 2.69%hydrogen [9].
Summing this up yields less than 100%