High molecular weight naphthenic acid is a kind of rare natural petroleum resource.It can be produced from the solvent extracted distillates of Xinjiang naphthenic crude oil.

• 高分子环烷酸是一种稀少的天然石油资源，其来源于新疆环烷基原油经蒸馏切割溶剂萃取而获得，保持其天然属性。