支的内毒素工作标准品中除含有3-羟基十四烷酸外，还含有3-羟基十二烷酸，说明其含有非大肠杆菌的细菌。
There was 3-hydroxydodecanoic acid in 20 EU/tube working standard endotoxin, which indicated the presence of impurity of bacterium source.
本文以正十二硫醇和丙烯酸为原料，在强碱催化剂存在下合成了3-十二烷巯基丙酸。
The 3 dodecylthiopionic acid is synthesized from n laurylmercaptan and acrylic acid in the presence of an aqueous alkaline solution.
本文以正十二硫醇和丙烯酸为原料，在强碱催化剂存在下合成了3-十二烷巯基丙酸。
The 3 dodecylthiopionic acid is synthesized from n laurylmercaptan and acrylic acid in the presence of an aqueous alkaline solution.
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