99%：
品级Grade                               分析纯  
                                        (AR)
外观Appearance                          透明液体
红外光谱鉴别Infrared spectrometry       和对照品匹配
纯度Purity                              ≥98.0% (GC)
比重Specific gravity (20/20°C)         1.0510-1.0540
折光率Refractive index n20/D            1.4510 - 1.4540
水分Water                               <0.1 %
糠醇furfuryl alcohol:                   < 0.5%
1,2-戊二醇 1,2-pentanediol:             < 1.5%



项目                                      化学纯  
                                           (CP)
沸程Boiling range,℃                      173.0～179.0
比重Specific gravity (20/20°C)           1.051～1.054  
折光率Refractive index n20/D              1.449～1.453        
水分water                                 ≤1.0%  
蒸发残渣Evaporation residue               ≤0.05%  


99%
外观Appearance                            colorless to faint yellow liquid
红外光谱Infrared spectrum                 Conforms to Structure
纯度Purity (GC)                           ≥99.0 %

联合国编号 
Risk：  R36- 
Safety :  S39 - 
Hazard :  Xi -

树脂和油类的溶剂。染料和橡胶的氧化。制造酯类。明胶溶液稳定剂。印染工业润湿剂。分散剂。某些药物的脱色除臭剂。