Not Less Than - 95%
8-(Pyrimidin-2-yl)-8-aza-5-azoniaspiro[4.5]decane Bromide; 8-(Pyrimidin-2-yl)-5,8-diazaspiro[4.5]decan-5-ium Bromide; Buspirone Spiroammonium Salt Impurity (USP); 8-(2-Pyrimidinyl)-8-aza-5-azoniaspiro[4.5]decane Bromide