Figure 2

Dispersion stability of h-BN-OH in PBS within the nanomaterial concentration range of 3.125–200 µg/ml (A) and photographs of h-BN and h-BN-OH dispersions in PBS with 200 µg/ml nanomaterial after 1 hour of sonication (B) and after 24 h (C) and 48 hours (D) of incubation.