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同样地，氢氧化钠也能和三氧化铬、五氧化二磷、三氧化二砷、二氧化硫、二氧化硒等其它酸性氧化物反应，生成它们的盐：Paint stripping with caustic soda Sodium hydroxide is employed in the home for a variety of drain openers to unblock clogged drains, normally in the form of a dry crystal or for a thick