指标                                         典型值                      

外观                          　　　       无色透明液体                    

NCO含量                                   ≥49.7％                        

纯度                                       ≥99.5％                        

可水解氯化物                              ≤0.03％                        

闪点                                      130℃

熔点：                           　        67℃

密度（20/4℃）：               　         1.05g/ml

折射率                                    n²⁵_D; 1.4501/ n²⁰_D: 1.4530         

沸点                      　　           120~125℃/1.33kPa