摘要
以重晶石和食盐为原料，采用离子交换法制备ＢａＣｌ＿２和Ｎａ＿２Ｓ．本文深入地研究了Ｂａ￣（２＋）离子在强酸型离子交换树脂上的吸附和洗脱过程。
BaCl_2 and Na_2S are prepared from barite and salt by ion exchange method.The processes of absorption and elution of Ba￣(2+) on a strong-acid ion exchange resin are investigated.
