By studying the absorption spectra, we have verified the existence of various tautomers of sodium fluorescein in ethanol solution.
通过对其吸收光谱的研究，证明荧光素钠在乙醇溶液中存在多种互变异构体。
Conclusion Yunnan Baiyao ethanol cream has excellent protection against doxorubicin vascular leakage. Sodium bicarbonate is not as good as Yunnan Baiyao but better than magnesium sulfate.
结论云南白药乙醇对多柔比星血管外渗具有良好防护作用，碳酸氢钠次之，硫酸镁效果较差。
The influences of the factors, such as ethanol solution, sodium hydroxide, propylene oxide, reaction temperature, reaction time on apparent viscosity and water insoluble substance of HPG are studied.
研究了合成过程中乙醇溶液、氢氧化钠、环氧丙烷、反应温度、反应时间等因素对产品表观黏度和水不溶物含量的影响。
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