To provide an arthropod pest control composition having excellent properties. The arthropod pest control composition includes 2-(2,6-difluorophenyl)-4-[4-(1,1-dimethylethyl)-2-ethoxyphenyl]-4,5-dihydrooxazole and an inert carrier, wherein the volume median diameter of the 2-(2,6-difluorophenyl)-4-[4-(1,1-dimethylethyl)-2-ethoxyphenyl]-4,5-dihydrooxazole is 1.5-5.9 μm. The arthropod pest control composition has excellent performances.
우수한 성능을 가지는 유해 절족동물 방제 조성물을 제공하는 것. 2-(2,6-디플루오로페닐)-4-[4-(1,1-디메틸에틸)-2-에톡시페닐]-4,5-디히드로옥사졸과 불활성 담체를 함유하는 유해 절족동물 방제 조성물로서, 상기2-(2,6-디플루오로페닐)-4-[4-(1,1-디메틸에틸)-2-에톡시페닐]-4,5-디히드로옥사졸의 체적 중위 지름이 1.5~5.9μm인 조성물은 우수한 성능을 가진다.