火焰原子吸收光谱法同时测定石油焦中铁镍钠钙
Shandong Industrial Technology（2015）
Abstract
石油焦试样在700℃下灰化,灰分用盐酸溶解,氢氟酸挥发硅,高氯酸冒烟除去碳和氢氟酸,用稀盐酸溶解可溶性盐类,然后用火焰原子吸收光谱法测定测试样品中铁、镍、钠、钙的含量.
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