With the determined parameters of synthesis, we can obtain CMS with high degree of substitution of 1.10 in one step carboxymethylation process.
在所确定的最佳反应条件下，能制备取代度为1．10的羧甲基淀粉醚。
2
Conclusion: Take Sodium carboxymethylation and liquid paraffin as disintegration preparation are more available and can im - prove the medicine quality.