A solvent flotation-gas chromatography for the determination of sodium stearate in sodium aluminate solution in aluminium hydroxide production by the bayer process was studied.

研究了拜尔法生产氢氧化铝过程中，用溶剂浮选-气相色谱法测定结晶助剂有效成分硬脂酸钠的方法。

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The vaccine does not contain aluminium stearate, can keep high antibody producing capacity for a long time and solve the problem of animal stress caused by vaccine injection and vaccine residue.

该疫苗不含硬脂酸铝，能在较长时间内保持较高的抗体产生能力，并解决注射疫苗引起的动物的应激反应以及疫苗残留问题。

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