Item  | 
                              Standard  | 
                              Test method   | 
                            
                            
                              Appearance   | 
                              colorless transprent  liquid   | 
                              eyeballing   | 
                            
                            
                              Density (20℃)g/cm3  | 
                              0.800-0.850  | 
                              GB/T 1884-2000   | 
                            
                            
                              Distillation range   | 
                              Initial boiling point ℃   ≥   | 
                              220  | 
                              GB/T 6536-1997   | 
                            
                            
                              95% ℃   ≤   | 
                              255  | 
                            
                            
                              Flash point ℃  ≥   | 
                              85  | 
                              GB/T 261-1991   | 
                            
                            
                              Sulfur content   %  ≤   | 
                              0.0005  | 
                              SH/T 0253-1992   | 
                            
                            
                              Arene   %  ≤   | 
                              0.05  | 
                              SH/T 0409-1992   | 
                            
                            
                              Copper corrosion ≤(50℃  3 hrs. grade ) ≤   | 
                              1  | 
                              GB/T 5096-1985   | 
                            
                            
                              SBT color    ≥   | 
                              28  | 
                              GB/T 3555-1992   | 
                            
                            
                              Bromine index 8 Br/100g  ≤   | 
                              100  | 
                              SH/T 0630-2004   | 
                            
                            
                               Water-soluble acid/alkali   | 
                              None   | 
                              GB/T 259-1988  | 
                            
                            
                              Mechanical impurities  %(m/m)  | 
                              None   | 
                              GB/T 511-1988  | 
                            
                            
                              Moisture  %(m/m)  | 
                              None   | 
                              GB/T 260-1988  |