中文别名:对二甲基氨基偶氮苯磺酸钠;橙黄Ⅲ;4-（4-二甲基氨基偶氮苯）-苯磺酸钠; 英文名称:Methyl orange; CAS号:547-58-0; 分子式:CHONSna; 分子量:327.33; 密度:0.987 g/mL at 25 °C; 熔点:300 ºC; 沸点:100°C; 闪点:37 °C; 水溶性:Soluble in ethanol. Partially soluble in hot water. Slightly soluble in cold water and pyrimidine. Insoluble in ether and alcohol.; :
