DIPA had very obvious effect with take out general sulfur in dry gas,take out efficiency reached 99.47%,much better than MDEA etc.several desulfurizer.

• 同时，DIPA还对干气中总硫有非常明显的脱除效果，脱除率高达99．47%25，明显优于MDEA等其它几种脱硫溶剂。