方法在酸碱缓冲溶液中由红霉素A（3 ）与盐酸羟胺缩合生成1。
Methods The target compound(1)was prepared from erythromycin A(3)and hydroxylamine hydrochloride in a novel acid base buffer.
在磷酸盐缓冲溶液中加热蒸馏三聚氰胺废水样品，逸出的氨被吸收后通过酸碱滴定测定其含量。
The melamine wastewater sample is distillated in the phosphate buffer solution, the emitted ammonia is absorbed, and its content is determined by acid-alkali titration.
不同的缓冲溶液可制得不同的酸碱值。
本文从缓冲微分方程式说明强酸、强碱溶液具有缓冲能力，并且比同总浓度的由共轭酸碱对组成的缓冲溶液的缓冲容量大。
In this paper the buffer capacity of strong acid and strong base solution is clarified in terms of buffer capacity differential equation.
本文从缓冲微分方程式说明强酸、强碱溶液具有缓冲能力，并且比同总浓度的由共轭酸碱对组成的缓冲溶液的缓冲容量大。
In this paper the buffer capacity of strong acid and strong base solution is clarified in terms of buffer capacity differential equation.
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