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常用可燃气体爆炸极限数据表序号名称化学式在空气中的爆炸限(V%)毒性下限LEL上限UEL1乙烷C2H63.015.52乙醇C2H5OH3.3193乙烯C2H43.1324氢H24.0755硫化氢H2S4.345神经6煤油0.757甲烷CH4515——8甲醇CH3OH5.5449丙醇C3H7OH2.513.510丙烷C3H82.29.511丙烯C3H62.410.312甲苯C6H5CH31.2713二甲苯C6H4（CH3）21.07.614二氯乙烷C2H4Cl25.616高毒15二氯乙烯C2H2Cl26.51516二氯丙烷C3H6Cl23.414.517乙醚C2H5OC2H51.73618二甲醚CH3OCH33.027.019乙醛CH3COH45720乙酸CH3COOH417低毒21丙酮CH3COCH32.151322乙酰丙酮(CH3CO)2CH21.723乙酰氯CH3COCl5.01924乙炔C2H21.510025丙烯腈CH2CHCN2.828高毒26烯丙基氯CH2CHCH2Cl3.211.227甲基乙炔CH3CCH1.728氨NH31530.2低毒29乙酸戊酯CH3CO2C5H111.07.530苯胺C6H5NH21.211高毒31苯C6H61.2832苯甲酸C6H5CHO1.433苄基氯C6H5CH2Cl1.134溴丁烷C3H7CH2Br2.535溴乙烷CH3CH2Br6.711.336丁二烯CH2CHCHCH22.011.5低毒37丁烷C4H101.98.538丁醇C4H9OH1.411.339丁烯C4H81.69.340丁醛C3H3CHO1.412.541丁酸丁酯CH3COOC4H91.28.042丁基甲基酮C4H9COCH31.2843二硫化碳CS21.06044一氧化碳CO12.574.2剧毒45氯苯C6H5Cl1.31146氯丁烷C3H7CH2Cl1.810.147氯乙烷CH3CH2Cl3.815.448氯乙醇CH2ClCH2OH51649氯乙烯CH2CHCl3.83150氯代甲烷CH3Cl8.117.4512-氯丙烷CH3CHClCH32.611.152甲（苯）酚C6H5OH1.27.1低毒53环丁烷CH2CH2CH2CH21.854环己烷CH2(CH2)4CH21.28.355环己醇CH2(CH2)3CHOHCH21.256环己酮CH2(CH2)3COCH21.39.457环丙烷CH2CH2CH22.410.458萘烷C10H180.74.959环己烯CH2(CH2)2CHCHCH21.260双丙酮醇(CH3)2COHCH2COCH31.86.961二丁醚C4H9OC4H90.98.562二氯（代）苯C6H4Cl22.29.263二乙基胺(C2H5)2NH1.710.164二甲胺(CH3)2NH2.814.4中等65二甲苯胺(CH3)2C6H3NH21.2766二氧杂环己烷(CH2)4O21.922.567环氧丙烷OCH2CH2CH21.93768乙氧基乙醇C2H5OCH2CH2OH1.815.769乙酸乙酯CH3COOC2H52.111.570丙烯酸乙酯CH2CHCO2C2H51.71371苯乙烷C6H5C2H51.07.872环氧乙烷CH2CH2O2.6100中等73乙硫醇C2H6S2.81874乙基甲基醚C2H5OCH32.010.175乙基甲基酮C2H5COCH31.811.576甲醛HCHO77377轻油0.9678硝基苯C6H5NO21.879硝基甲烷CH3NO27.16380苯酚C6H5OH1.39.581苯乙烯C6H5CHCH21.18.082乙苯C6H5C2H51.07.883甲酸乙酯HCOOC2H52.716.584对二恶烷C4H8O22.02285异丁烷C4H101.88.486萘C10H80.95.987壬烷CH3(CH2)7CH30.75.688壬醇CH3(CH2)7CH2OH0.86.189仲醛(C2H4O)31.390戊烷C5H121.18.091戊醇C5H11OH1.210.592丙胺C3H7NH22.010.493丙基甲基酮C3H7COCH31.58.294吡啶C5H5N1.712.095四氢呋喃C4H6O2.012.496四氢糠醇C4H7OCH2OH1.59.797三乙胺(C2H5)3N1.2898三甲胺(CH3)3N2.011.699三氧杂环己烷(CH2O)33.029100松节油0.8101己烷C6H141.27.4102己醇C5H11CH2OH1.2103庚烷CH3(CH2)5CH31.16.7104异丙基硝酸酯(CH3)2CHONO22100105甲氧乙醇CH3OC2H4OH2.514106乙酸甲酯CH3CO2CH33.116107丙烯酸甲酯CH2CHCO2CH32.425108甲胺CH3NH24.920.7中等109甲基环己烷CH3C6H111.156.7110甲酸甲酯HCO2CH3523111乙胺(气)C2H7N3.514.0中等112乙腈C2H3N4.416.0113乙酸酐C4H6O32.910.3114（正）癸烷C10H220.85.4115丙醛C3H6O2.917116丙烯醛C3H4O2.831117甲醚C2H6O3.418118甲乙醚C3H8O210.1119甲硫醇CH4S3.921.8120甲基亚砜C2H6O22.628.5121异丙醇C3H8O2.312.7122异丁醇C4H10O1.7(212ºF)10.9(212ºF)123异丙醚C4H14O1.421124异丙胺C3H9N2.010.4125(正)辛烷C8H181.04.66126肼N2H44.7100127硫化羰COS1229128氯丙烷C3H7Cl2.611.11293-氯丙烯C3H5Cl3.311.1130溴甲烷CH3Br1016131臭氧O3刺激132二氧化硫SO2中等133氯气CL2刺激134氰化氢(氢氰酸)HCN5.640剧毒