acetylsalicylic acid powder的用法和样例：
- The yield of acetylsalicylic acid reached 90.44%.
- Affected patients should receive dose-adjusted acetylsalicylic acid.
- Acetylsalicylic acid was able to induce death of large quantities of model mice.
- The LD50 in such a case is one-fifth of that of acetylsalicylic acid reported by literature.
- Methods: The LD50 of acetylsalicylic acid with 2.4-Dinitrophenol on mice was determined by simplified probit method.