The essence of deacetylation reaction of chitin was the hydrolysis of N-alkyl ethanamide.

摘质脱化反应其本质N-烷基胺的水解。

Alkalimetry is standard method of determining degree of deacetylation of chitosan generally applied in aquaculture and other industry.

摘碱量法水产行业测定聚糖脱度的标准方法，应用广泛。

The acetylation and deacetylation of histone is charged by a pair of protea se with antistatic function on each other,which are histone transacetylase and histone deacetylase.

组蛋化和去化由一对功能相互拮抗的蛋酶——组蛋基转移酶和组蛋去化酶负责。