반응 후 BiMoFeP-x 산화물 촉매의 XRD 분석 결과, 주요 상은 반응 전 촉매의 상과 거의 일치하였다.
As a result of XRD analysis of the BiMoFeP-x oxide catalyst after the reaction, the key phase was almost identical to that of the catalyst prior to the reaction.