The first sulfuric acid in the world was prepared by destructive distillation of green vitriol[ferrous sulfate FeSO4.7H2O]in the second half of 15th century.
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- 世界上最早的硫酸,产生于15世纪后半叶,当时的原料为绿矾石[FeSO4.;7H2O],通过对其加热分解和吸收制出硫酸。