| 1. | Attempts have failed to detect allantoicase .
试图检测尿囊素酶没有成功。 |
| 2. | Increasing allantoin yield by recycling mother solution
母液循环提高尿囊素收率 |
| 3. | Synthesis of allantoin catalyzed by solid - superacid so42 - tio2 - sio
2催化合成尿囊素 |
| 4. | Study of condensation of glyoxal for synthesizing allantoin
乙二醛合成尿囊素的研究 |
| 5. | Study on the synthesis of aminosulfonic acid and allantoin
氨基磺酸和尿囊素的合成研究 |
| 6. | Allantoin product introduction product name : allantoin
产品名称：尿囊素 |
| 7. | Methodological improvement on all antion synthesis
尿囊素合成方法的改进 |
| 8. | Study on the oxidation of glyoxal for synthesizing allantoin
乙二醛合成尿囊素的氧化过程研究 |
| 9. | The study of technology and application of synthesizing allantoin
化学合成尿囊素及应用的研究 |
| 10. | Synthesis of allantoin without catalyst
非催化条件下合成尿囊素 |
