人工合成醋也称醋精,用可食用的冰醋酸稀释而成。其醋味很大,但无香味。冰醋酸对人体有一定的腐蚀作用,使用时应进行稀释,一般规定冰醋酸含量不能超过3%-4%。
对于大面积的污渍,你需要将衣服放在由3份醋1份冷水混合成的溶剂中浸泡一整晚,然后再清洗掉。
For large stains, you may want to soak the garment overnight in a solution of 3 parts vinegar to 1 part cold water before washing.
亲水特性传授给疏水基合成聚酯纤维等,通过孵化与醋中的衬底存在细菌培养基。
Hydrophilic characteristics are imparted to hydrophobic synthetic substrates, such as polyester fibers, by incubating a culture medium with Acetobacter bacterium in the presence of the substrate.
以硝酸-醋酐混合物为环己醇的硝化剂,利用正交试验设计描述了硝酸环己酯的优化合成。
The orthogonal design was used in the optimum synthesis of cyclohexyl nitrate with the mixture of nitric acid and acetic anhydride as the nitrating agent of cyclohexanol.
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