节点文献
ICP-AES 法测定信阳毛尖茶叶、茶水及茶酒中的稀土元素
SIMULTANEOUS DETERMINATION OF RARE EARTH IN XINYANG MAOJIAN TEA-LEAVES,TEA AND TEA WINE BY ICP-AES
【摘要】 本文叙述用 ICP—AES 测定茶叶、茶水及茶酒中痕量稀土元素的方法。样品经处理制得的溶液,通过阳离子交换树脂对稀土元素进行分离和富集,选用1M 盐酸和2M 硝酸作基体元素淋洗液,7M 硝酸作稀土元素淋洗液。
【Abstract】 A method for the simultaneous determination of tarce level rsre earth elemen-ts in tea-leaves,tea and tea wine by ICP-AES is described.Separation and pre-concentration of rare earth elements from a sample digest are achieved by a cationexchanger.The method is characterized by high relative sensitivity and goodaccuracy.
- 【文献出处】 中国稀土学报 ,Journal of The Chinese Rare Earth Society , 编辑部邮箱 ,1988年03期
- 【被引频次】10
- 【下载频次】130