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无色透明液体。有轻微醚气味。有毒。燃烧时发光火焰。能与水、乙醚、甲醇、丙酮、氯仿、四氯化碳、氯化乙烯、乙酸甲酯、乙酸乙酯、乙酰胺溶液和许多不饱和烃混溶，不能与饱和烃混溶。能溶解一些无机盐类，如硝酸银、硝酸锂和溴化镁等。能与水形成共沸混合物(含水16%)，共沸点76℃。
密度: 0.781  
熔点: -46 °C
沸点: 81-82 °C  
折光率: 1.343-1.345  
闪点: 2 °C  

项目                                  分析纯  
                                       (AR)
pH（1：2，25℃）                      4.0～8.0  
沸点boiling point/℃                  81.0～82.0  
含量Assay                             ≥99.0%  
还原高锰酸钾物质                       合格
permanganate-reducing substances  
氰化氢hydrocyanic acid(3)             合格  
水溶解试验solubility in water         合格  
蒸发残渣evaporation residue           ≤0.01%  



项目Item                             优级纯　　　　　
　　　　　　　　　　　　　　　　　    (GR)
含量Assay                            ≥99.5%  
碱度alkalinity(以OH-计)/（mmol/100g）≤0.058  
水分Water                            ≤0.3%  
酸度Acidity(以H+计)/（mmol/100g）    ≤0.083  
蒸发残渣evaporation residue          ≤0.001%  


项目                                 色谱纯
                                 （for HPLC, ≥99.9%）  
纯度Purity                           ≥99.9%
λ H2O reference
紫外吸收UV absorption
  λ: 195 nm                         ≤0.100
  λ: 200 nm                         ≤0.020
  λ: 228 nm                         ≤0.005
透光度transmittance
  195 nm,                            ≥80%
  200 nm,                            ≥95%
  228 nm,                            ≥99%
游离碱free alkali (as NH3)           ≤0.0001%
非挥发性物质non-volatile matter      ≤0.0002%  
游离酸free acid (as CH3COOH)         ≤0.001%
水water (Karl Fischer)               ≤0.01%
基线漂移baseline drift, (210 nm)     ≤12 mAU
荧光奎宁fluorescence (quinine) at 254 nm   ≤0.5 ppb
荧光奎宁fluorescence (quinine) at 365 nm   ≤0.5 ppb
卤化残留halogenated residue  10 ng/L (as heptachlor epoxide)
UV absorption
  HPLC-gradient/210 nm               ≤1 mAU
  HPLC-gradient/254 nm               ≤0.2 mAU



项目                                    农残级    
                                     (for residue analysis)
外观Appearance                          无色液体
纯度Purity                              >99.9% (GC)
色度Color scale                        
<10 APHA >水分Water                              
<0.1 % (Coulometric) >酸度Acidity (CH₃COOH)                  
<0.002 % >蒸发残渣Residue after evaporation      
<0.0005 % >GC/ECD (as lindane):                    ≤5 ng/L （以杀虫剂林丹计）



品级Grade                               光谱纯  
                                  (for spectroscopy)
含量assay                               ≥99.8%  
水分water                              
<0.03% >蒸发残渣evaporation residue             ≤ 0.0005 %
λ H2O reference
UV absorption
  λ: 193 nm A:                          ≤1.0
  λ: 210 nm A:                          ≤0.30
  λ: 220 nm A:                          ≤0.10
  λ: 235 nm A:                          ≤0.02
  λ: 250 nm A:                          ≤0.01
  λ: 400 nm A:                          ≤0.01
水分Water                               ≤ 0.01 %
色度Colour                              ≤ 10 Hazen
酸度Acidity                             ≤ 0.0005 meq/g
碱度Alkalinity                          ≤ 0.0002 meq/g
Fluorescence
- as quinine at 254 nm                  ≤ 1.0 ppb
- as quinine at 365 nm                  ≤ 1.0 ppb



品级Grade                               DNA合成级  
                                (for DNA synthesis, ≥99.9% (GC))
纯度Purity (GC)                         ≥ 99.9 %
红外光谱鉴别Infrared spectrometry       Conforms to Structure
酸度Acidity                             ≤ 0.001 meq/g
碱度Alkalinity                          ≤ 0.0002 meq/g
蒸发残渣residue on evaporation          ≤ 1 mg/l
水分water                               ≤0.001%  (Karl Fischer)