... fluoresent indicator ==> 荧光指示剂 fluorhydric acid ==> 氢氟酸 fluoric acid ==> 氟酸 ...
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Hydrosilico fluoric acid 氢硅氟酸
fluoric phosphoric acid 氟磷酸
fluoric-containing acid 含氟酸
sulfuric-fluoric mixed acid 硫
The sample is dissolved in nitric and fluoric-hydro acid adding sulfuric acid, and heating up to fuming, then the matrix element titanium is separated with sodium hydroxide.
试样用硝酸—氢氟酸溶解，硫酸冒烟后强碱分离钛、铁、镍离子，其余干扰离子用酒石酸钾钠掩蔽。
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