This invention first time uses ionic liquid as catalyst to compose metaformaldehyde of formaldehyde. Catalyst can be supplied for circular use for continuous sample introduction.
本发明首次使用离子液体作催化剂由甲醛合成三聚甲醛，催化剂可供连续进样循环使用。
This invention first time uses ionic liquid as catalyst to compose metaformaldehyde of formaldehyde. Catalyst can be supplied for circular use for continuous sample introduction.
本发明首次使用离子液体作催化剂由甲醛合成三聚甲醛，催化剂可供连续进样循环使用。
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