77 一檢品同時含有鎂鹽(Mg +2)與鋁鹽(Al +3)時,以EDTA 滴定鎂離子,須加入下列何者將鋁離子隱蔽之?
(A) Ammonium thiocyanate
(B) Potassium cyanide
(C) Triethanolamine
(D) Sodium tartrate
答案:登入後查看
統計: A(100), B(44), C(296), D(32), E(0) #446754
統計: A(100), B(44), C(296), D(32), E(0) #446754