Fig. 8
From: Lignin nanoparticle-enhanced PVA foils for UVB/UVC protection

Protective properties of EKL-C1 (a) and SKL-C1 (b) across different regions of the UV spectrum.
From: Lignin nanoparticle-enhanced PVA foils for UVB/UVC protection

Protective properties of EKL-C1 (a) and SKL-C1 (b) across different regions of the UV spectrum.