项目Item                                                                             分析纯         化学纯
                                                                                             (AR)           (CP)
含量(C6H6)Assay,%                                                    　≥ 99.5           99.0
色度,黑曾单位Color,APHA                                            　≤ 10             20
结晶点Freezing point,℃                                              　≤ 5.2            4.5
蒸发残渣Evaporation residue,%             　                  ≤ 0.001          0.002
酸度(以H+计)Acidity,mmol/100g             　                  ≤ 0.01           0.01
碱度(以OH-计)Alkalinity,mmol/100g                          　≤ 0.01           0.01
易炭化物质Readily carbonizable substances      　合格           合格
硫化合物(以SO4计)Sulfur compounds,%              　≤ 0.0015         0.003
噻吩(C4H4S)Thiophene,%                    　                  ≤ 0.0002         0.0002
水分(H2O)Water,%                          　                          ≤ 0.03           0.05

项目名称　                                                        优级纯
                                                                              (GR)
含量Assay                                                         ≥99.0%
色度Color(APHA)                                                 ≤10
蒸发残渣Residue after evaporation              ≤0.001%
硫化物（以S计）Sulfide                                0.005%
水Water(H2O)                                                    ≤0.05%

ACS级
项目名称　                                    ACS Grade
含量Assay                                      ≥99.0%
色度Color(APHA)                                ≤10
蒸发残渣Residue after evaporation              ≤0.001%
噻吩(极限为1ppm)Thiophene(limit about 1ppm)    Passes test
硫酸变黑物Substances darkened by sulfuric acid Passes test
硫化物（以S计）Sulfide                         0.005%
水Water(H2O)                                   ≤0.05%

品级Grade                               色谱纯
                                    （for HPLC, ≥99.5%）
外观Appearance                          无色液体
红外光谱鉴别Infrared spectrometry       和对照匹配
纯度Purity                              ≥99.5% (GC)
λ H2O reference 
UV Absorbance 400nm                     ≤0.01
UV Absorbance 350nm                     ≤0.01
UV Absorbance 330nm                     ≤0.02
UV Absorbance 300nm                     ≤0.06
UV Absorbance 290nm                     ≤0.15
UV Absorbance 280nm                     ≤1.0
水分water                               ≤0.02 %(K.F)
蒸发残渣Residue on Evaporation          ≤0.001 %

品级Grade                                农残级
                                   
外观Appearance                          Colorless liquid
红外光谱鉴别Infrared spectrum           Conforms to strucure
纯度Purity(GC)                          ≥99.5% 
λ H2O reference 
UV Absorbance 400nm                     ≤0.01
UV Absorbance 350nm                     ≤0.01
UV Absorbance 330nm                     ≤0.02
UV Absorbance 300nm                     ≤0.06
UV Absorbance 290nm                     ≤0.15
UV Absorbance 280nm                     ≤1.0
水分water                               ≤0.02 %(K.F)
蒸发残渣Residue on Evaporation          ≤0.001 %

品级Grade                               光谱纯
                             （for spectroscopy, ≥99.7%）
外观Appearance                          无色液体
红外光谱鉴别Infrared spectrometry       和对照匹配
纯度Purity                              ≥99.5% (GC)
λ H2O reference
UV Absorbance 400nm                     ≤0.01
UV Absorbance 380nm                     ≤0.01
UV Absorbance 350nm                     ≤0.02
UV Absorbance 330nm                     ≤0.04
UV Absorbance 300nm                     ≤0.10
UV Absorbance 290nm                     ≤0.30
UV Absorbance 280nm                     ≤1.00
水分Water                               ≤0.05 %(by Karl Fischer) 
蒸发残渣Residue on Evaporation          ≤0.001 %
色度Color Test                          ≤10 APHA
Substances Darkened (by H2SO4)          Pass
Sulfur compounds                        ≤0.005 % （as S）
Thiophene                               Pass

品级Grade                               无水级，99.8%  
                                  (anhydrous, 99.8%)
外观Appearance                         Colorless Liquid
红外光谱Infrared spectrum              Conforms to Structure
纯度Purity (GC)                        ≥99.75 %
水分Water (by Karl Fischer)            ≤0.001 %
蒸发残渣Residue on Evaporation         ≤0.0005 %

类别 易燃液体
毒性分级 中毒
危险品标志  F,T
危险类别码  45-46-11-36/38-48/23/24/25-65-39/23/24/25-23/24/25
安全说明  53-45-36/37
危险品运输编号  UN 1114 3/PG 2
 急性毒性 口服-大鼠 LD50: 930 毫克/公斤; 口服-小鼠 LD50: 4700 毫克/公斤 (溶剂苯)
刺激数据 皮肤-兔子 15 毫克/24小时 轻度; 眼睛-兔子 88 毫克 中度 (溶剂苯)
爆炸物危险特性 与空气混合可爆
可燃性危险特性 遇热, 明火, 强氧化剂燃烧; 热分解辛辣刺激烟雾
储运特性 库房通风低温干燥; 与氧化剂分开存放; 灌装时流速不超过3 米/ 秒
灭火剂 干粉、干砂、二氧化碳、泡沫、1211灭火剂
职业标准 TWA 16 毫克/立方米; STEL 20 毫克/立方米

用途  用作溶剂、合成染料、塑料、橡胶、纤维、农药的原料
用途  是生产合成树脂、合成橡胶、合成纤维、染料、洗涤剂、医药、农药和特种助剂的重要原料，也是主要的溶剂

用途  最重要的基本有机化工原料之一。苯通过取代反应、加成反应和苯环破裂反应，可衍生出很多重要的化学中间体，是生产合成树脂、塑料、合成纤维、橡胶、洗涤剂、染料、医药、农药、炸药等的重要基础原料。苯也广泛用作溶剂，在炼油工业中用作提高汽油辛烷值的掺和剂。