Fig. 4From: Preparation and Properties of Nanocellulose from Organosolv Straw PulpPhotographs of the nanocellulose vials prepared after hydrolysis of OSP by sulfuric acid of concentration 43% at 60 °C and 60 min: without ultrasound treatment (a) and after ultrasound treatment (b), and after 3 months of storage (c)Back to article page