(1)向足量的NaHCO3溶液中逐渐滴入澄清石灰水
(2)向足量的澄清石灰水中逐渐滴入NaHCO3溶液
(3)向足量的NaHSO4溶液中逐渐滴入Ba(HCO3)2溶液
(4)向足量的Ba(HCO3)2溶液中逐渐滴入NaHSO4溶液
(5)向足量的Ca(HCO3)2溶液中逐渐滴入NaOH溶液
(6)向足量的NaOH溶液中逐渐滴入Ca(HCO3)2溶液
(7)向NaHSO4溶液中逐渐滴入Ba(OH)2溶液至沉淀完全
(8)向NaHSO4溶液中逐渐滴入Ba(OH)2溶液至中性
(9)向足量的NH4HCO3溶液中逐渐滴入NaOH溶液
(10)向NH4HCO3溶液中加入过量NaOH溶液并加热
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