爆炸上下限表

1、易燃易爆气体爆炸上下限表（供参考）存表1气体中文名称英文名称爆炸下限（LEL）爆炸上限（UEL）醋酸Acetic Acid4%19.9%丙酮Acet one2.5%12.8%氰化甲烷Acet on itrile3%16%乙炔Acetyle ne2.5%100%丙烯醛Acrolein(Acrylaldehyde)2.8%31%丙烯酸Acrylic Acid2.4%8%丙烯腈Acrylo nitrile3%17%烯丙基乙醇，丙烯 醇Allyl Alcohol2.5%18%烯丙基氯，氯炳烯Allyl Chloride2.9%11.1%氨气Ammon ia15%28%苯甲醚，茴香醚An isole五氟

2、化砷Arse nic Pen tafluoride三氢砷化，砷化氢Arsi ne苯Benzene1.2%7.8%联苯，联二苯Biphe nyl0.6%5.8%三氯化硼Boro n Trichloride三氟化硼Boro n Trifluoride溴气Bromi ne丁二烯Butadie ne2%12%丁烷Buta ne1.9%8.5%丁醇Buta nol1.4%11.2%丁烯Bute ne1.6%10%丁基醋酸盐，醋酸丁酯Butyl Acetate1.7%7.6%二硫化碳Carb on Disulfide1.3%50%一氧化碳Carb on Mono xide12.5%74%四氯化碳Carb

3、on Tetrachloride乙酸溶纤剂Cellosolve Acetate氯气Chlori ne二氧化氯Chlorine Dioxide氯丁二烯Chlorobutadie ne4%20%氯乙醇，乙氯醇Chloroetha nol4.9%15.9%氯仿Chloroform三氟氯乙烯Chlorotrifluoroethyle ne8.4%16%表2异丙基苯，异丙苯，Cume ne0.9%6.5%枯烯氯化氰Cyanogen Chloride环己烷Cyclohexa ne1.3%8%环戊烷Cyclope ntane1.5%氘气，重氢Deuterium5%75%乙硼烷Dibora ne0.8%88%

4、二溴乙烷Dibromoetha ne二丁胺Dibutylami ne1.1%二氯丁烯Dichlorobute ne二氯乙烷Dichloroethane (EDC)5.4%11.4%二氯氟甲烷Dichlorofluoroetha ne二氯戊烷Dichlorope ntadie ne二氯甲硅烷Dichlorosila ne4.1%99%柴油Diesel Fuel二乙基苯Diethyl Benzene0.7%6%二乙基硫，乙硫醚Diethyl Sulfide二氟氯乙烷Difluorochloroetha ne6.2%17.9%二氟乙烷Difluoroetha ne (152A)二甲基醚，二甲醚Dim

5、ethyl Ether3.4%27%二甲胺Dimethylamine (DMA)2.8%14.4%表氯醇Epichlorohydri n3.8%21%乙烷Etha ne3%12.5%乙醇Etha nol3.3%19%乙基醋酸盐，乙酸乙酯Ethyl Acetate2%11.5%苯乙烷，乙苯Ethyl Benzene0.8%6.7%氯乙烷，乙基氯Ethyl Chloride3.8%15.4%乙基氯甲酸盐，氯 甲酸乙酯Ethyl Chlorocarb on ate醚乙烷Ethyl Ether乙烯Ethyle ne2.7%36%氧化乙烯Ethyle ne Oxide3%100%氟气Fluori ne甲

6、醛Formaldehyde7.3%7%氟利昂-11Freo n-11氟利昂-12Freo n-12氟利昂-22Freo n-22氟利昂-113Freo n-113氟利昂-114Freo n-114氟利昂-123Freo n-123表3煤油Fuel Oil or Kerose ne0.7%5%汽油Gasoli ne1.3%7.1%错烷Germa ne庚烷Hepta ne1.05%6.7%正己烷Hexane1.1%7.5%己烯Hexene联胺，肼Hydraz ine2.9%9.8%氢气Hydrogen4%75%溴化氢Hydroge n Bromide氯化氢Hydroge n Chloride氰化氢

7、Hydroge n Cyanide5.6%40%氟化氢Hydroge n Fluoride硫化氢Hydroge n Sulfide4%44%异丁烷Isobuta ne1.8%8.4%异丁烯Isobutyle ne1.8%9.6%异戊烷Isope ntane1.4%7.6%异戊二烯Isopre ne1.5%8.9%异丙醇Isopropa nol2%12.7%JP41.3%8%JP5甲烷Metha ne5%15%甲醇Metha nol6%36%甲基醋酸盐Methyl Acetate3.1%16%甲基丙烯酸盐Methyl Acrylate2.8%25%甲基溴，溴甲烷Methyl Bromide10%

8、16%甲基丁醇Methyl Buta nol1.2%9%甲基溶纤剂Methyl Cellosolve甲基氯，氯甲烷Methyl Chloride8.1%17.4%甲乙基酮，丁酮Methyl Ethyl Ketone1.4%11.4%甲基联胺，甲腙Methyl Hydrazi ne2.5%92%甲基异丁酮Methyl IsobutylKetone甲基硫醇，甲硫醇Methyl Mercapta n3.9%21.8%甲基丙烯酸盐Methyl Methacrylate1.7%8.2%二氯甲烷Methylene Chloride1.3%23%矿物酒精Min eral Spirits0.8%氯苯，一氯代苯

9、Mono chlorobe nzene1.3%9.6%单乙烷胺Mono ethylam ine吗啉Morpholi ne1.4%11.2%石脑油Naphtha1.1%5.9%天然气Natural Gas一氧化氮Nitric Oxide二氧化氮Nitroge n Dioxide表4三氟化氮Nitroge n Trifluoride壬烷Nonane0.8%2.9%戊烷Pentane1.5%7.8%全氯乙烯Perchloroethyle ne苯酚Phe nol1.8%8.6%碳酰氯，光气Phosgene三氢化磷，磷化氢Phosph ine氯氧化磷，磷酰氯PhosphorusOxychloride甲基

10、吡啶Picoli ne丙烷Propa ne2.1%9.5%丙烯Propyle ne2%11.1%氧化丙烯，环氧丙 烷Propyle ne Oxide2.3%36%硅烷Sila ne四氯化硅Silic on Tetrachloride四氟化硅Silic on Tetrafluoride苯乙烯Styre ne0.9%6.8%二氧化硫Sulfur Dioxide四氢咲喃Tetrahydrofura n2%11.8%萘满,1,2，四氢化萘Tetrali ne0.8%5%甲苯Tolue ne1.1%7.1%甲苯二异氰酸盐Tolue ne Diisocya nate0.9%9.5%三氯乙烷Trichloroetha ne7.5%12.5%三氯乙烯Trichloroethyle ne8%10.5%三乙胺Triethylami ne 仃EA)1.2%8%三氟乙醇Trifluoroetha nol三甲胺Trimethylamine