Table 1.

Results of TGA analysis.

	Onset 1 (°C)	Mass Loss 1 (%)	Onset 2 (°C)	Mass Loss 2 (%)	Onset 3 (°C)	Mass Loss 3 (%)	Residue (%)
GA	386.95	−98.92	-	-	-	-	1.97
NL	40	−5.26	262	−55.63	-	-	38.93
CN	159	−5.35	300	−57. 54	387	−17.85	17.42
CN-NL	114	−2.60	266	−69.25	406	−10.39	12.37
CN-NL/GA	127	−1.92	251	−68.53	472	−11.63	13.84

CN, CN-NL and CN-NL/GA represent the spray-dried samples containing 2% (w/w) of PEG.