In basic media containing sodium hydroxide, potassium hydroxide, diethylamine and ethylenediamine, and in the presence of sulphide ion, there appears a sensitive adsorption wave.
在氢氧化钠、氢氧化钾、二乙胺和乙二胺碱性溶液中,在硫离子存在下套出现灵敏的吸附波。
The paper introduces the kinds of domestic aluminium hydroxide and the differences in their acid solubilities. It provides the conditions for raw material selection for basic aluminium chloride.
本文介绍了目前国内出售的氢氧化铝的类别及其酸溶性差异,提供选择碱式氯化铝原料的依据。
Respectively using barium hydroxide and a basic anion exchanger as a catalyst, 2, 2-bis (hydroxymethyl) butyraldehyde is prepared from the Aldol condensation of butyraldehyde with formaldehyde.
在碱性催化剂的存在下,甲醛和丁醛经羟醛缩合反应合成2,2—二羟甲基丁醛。
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