性质

熔点                                             285 °C (dec.)(lit.)

密度                                  0.972

储存条件                                     Store at RT.

溶解度                              H₂O: clarity passes test

形态                                             Shiny Powder

酸度系数(pKa)                   7.69, 7.9, 1.3(at 25℃)

颜色                                             White

酸碱指示剂变色ph值范围   Yellow (6.8) to red (8.4)

水溶解性                                     soluble

用途                             用作酸碱指示剂