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. Author manuscript; available in PMC: 2018 Dec 1.
Published in final edited form as: Pharm Res. 2017 Aug 14;34(12):2663–2674. doi: 10.1007/s11095-017-2237-9

Figure 4.

Figure 4

Figure 4

(A) Secondary derivative UV-vis spectra of commercial BSA, BSA mixed with PVP30 in spray solution and reconstituted BSA right after spray layering.

(B) Secondary derivative UV-vis spectra of BSA right after spray layering and after 38 days storage at 4 °C, 25 °C/60% RH and 40 °C/75% RH.