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Table III Crystallinity of Original Acetylsalicylic Acid and the Collected Acetylsalicylic Acid After the Solubility Test at Different Temperatures

From: Solubility Study of Acetylsalicylic Acid in Ethanol + Water Mixtures: Measurement, Mathematical Modeling, and Stability Discussion

Sample 25°C 37°C
Acetylsalicylic acid 44.3 44.3
100% water 32.3 23.1
100% ethanol 35.5 40.7
50:50 (water:ethanol) 33.6 42.8