酸さん化か砒ひ素そMeaningsNoun1. arsenic trioxide; white arsenic (As2O3)2. arsenic pentoxide (As2O5)Other readings酸さん化かヒ素そKanji used酸acid化transformation砒arsenic素elementaryPitch accentさんかひそComposed of酸さん化かoxidation; oxidizationNoun砒ひ素そarsenic (As)Noun