| 1. | Increasing allantoin yield by recycling mother solution
母液循环提高尿囊素收率
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| 2. | Synthesis of allantoin catalyzed by solid - superacid so42 - tio2 - sio
2催化合成尿囊素
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| 3. | Study of condensation of glyoxal for synthesizing allantoin
乙二醛合成尿囊素的研究
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| 4. | Study on the synthesis of aminosulfonic acid and allantoin
氨基磺酸和尿囊素的合成研究
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| 5. | Allantoin product introduction product name : allantoin
产品名称：尿囊素
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| 6. | Study on the oxidation of glyoxal for synthesizing allantoin
乙二醛合成尿囊素的氧化过程研究
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| 7. | The study of technology and application of synthesizing allantoin
化学合成尿囊素及应用的研究
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| 8. | Synthesis of allantoin without catalyst
非催化条件下合成尿囊素
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| 9. | Study on the synthesis of allantoin catalyzed by mixed acid h7pw12o42 h3po
4催化合成尿囊素的研究
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| 10. | Improvement of synthesizing allantoin
尿囊素化学合成的改进
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