Amyloid.
2 (C6H10O5)
Cellulose.
+
H2O
=
C12H22O11.
Amyloid.
The modification of cellulose, which occurs on the conversion of unsized paper into the so-called parchment paper, by exposure for a short time to the action of strong sulphuric acid, and subsequent washing and drying, consists doubtless in a superficial conversion of the cellulose into amyloid, or a body closely resembling it.