A.蒸馏                                                  B.水洗后分液

C.用过量饱和碳酸钠溶液洗涤后分液           D.用过量NaOH溶液洗涤后分液

A.蒸馏                                                       B.水洗后分液

C.用过量饱和碳酸钠溶液洗涤后分液                D.用过量NaOH溶液洗涤后分液

A.蒸馏                            B.用过量饱和Na₂CO₃溶液洗涤后分液

C.用水洗后分液                D.用过量的NaOH溶液洗涤后分液

A.蒸馏?

B.水洗后分液?

C.用过量饱和碳酸钠溶液洗涤后分液?

D.用过量氢氧化钠溶液洗涤后分液