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Figure 4.

Comparison of surface heterogeneity profiles of coarse lactose and micronized lactose determined using (A) heptane, (B) dichloromethane and (C) ethyl acetate.
Comparison of surface heterogeneity profiles of coarse lactose and micronized lactose determined using (A) heptane, (B) dichloromethane and (C) ethyl acetate.