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娟儿0625

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娟儿

[求助] 离子交换树脂 IRC7481与 IRC50区别

请问离子交换树脂amberlite IRC7481 sodium form与amberlite IRC50 sodium有什么区别?
因为文献上写的是用amberlite IRC50 sodium分离化合物,而我现在只能买到amberlite IRC7481 sodium form,所以不知道能否用 IRC7481代替 IRC50去使用?
这个数字50与7481到底指的是什么?
请求详细解答

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