廃酸沈殿タンクはなぜ窒素で封圧するのか
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簡単だってわかってる。でも、私はまだ始めたばかりです。わからないので、みなさんに聞きたいです！ありがとう
濃硫酸には吸湿性があるため、空気中の水分によって開放された濃硫酸も薄まり、炭素鋼への腐食性が高まるからです。
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