【摘要】 在 2 5KHz超声波作用下 ,强酸 (碱 )型离子交换树脂很快达到交换平衡 ,处理 3 .5min测得的交换容量与国标法相比 ,其精密度、准确度没有显著性差异 ,方法简便、快速 ,工作效率提高数十倍 ,结果令人满意。更多还原

【Abstract】 Under the condition of 25 KHz ultrasound,the cation or amion exchange resin can soon reach exchange balance.The precision and accuracy of exchange capacity had no marked difference as compared with the national standard under the condition of 3.5min treatment.This method is convenient and rapid.更多还原