Using a novel affinity adsorbing endotoxin-gel,DEZ gel,a newpyrogen removing method based on the principle affinity chromatography havebeen developed.

• 将对内毒素具有特异吸附能力的DEZ凝胶填充色谱柱,并发展成一种以亲和色谱原理为基础的新型去热原工艺。