Figure 1From: Toxicity assessment of zinc oxide nanoparticles using sub-acute and sub-chronic murine inhalation modelsCharacterization of the phase and size of ZnO nanoparticles. A. XRD spectrum pattern of the nanoparticles (black) compared to XRD spectrum of reference material, zincite (red lines). B. TEM image of ZnO nanoparticles deposited onto a TEM grid from a methanol solution. C. Particle size distribution determined from TEM.Back to article page