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                        1. ZIBOQINGLANHUAGONGXIAOSHOUYOUXIANGONGSI

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                          乙酸乙酯 乙酸乙酯

                          乙酸乙酯

                          FABUSHIJIAN:2017-09-30

                          SUOSHUFENLEI:YISUANYIZHIXILIE

                          亿网棋牌SHENGCHANCHANGJIA:ZIBOQINGLANHUAGONGXIAOSHOUYOUXIANGONGSI

                          CHANPINJIAGE:LAIDIANZIXUN

                          产品详情产品询盘
                            乙酸乙酯是无色透明液体,低毒性,有甜味,浓度较高时有刺激性气味,易挥发,对空气敏感,能吸水分,使其缓慢水解而呈酸性反应。能与氯仿、乙醇、丙酮和乙醚混溶,溶于水(10%ml/ml)。能溶解某些金属盐类(如氯化锂、氯化钴、氯化锌、氯化铁等)反应。相对密度0.902。熔点-83℃。沸点77℃。折光率1.3719。闪点7.2℃(开杯)。易燃,蒸气能与空气形成爆炸性混合物。半数致死量(大鼠,经口)11.3ml/kg。
                            物理性质
                            外观:无色澄清粘稠状液体。
                            香气:有强烈的醚似的气味,清灵、微带果香的酒香,易扩散,不持久。
                            燃烧性:易燃
                            闪点(℃):-4(闭杯),7.2℃(开杯);
                            引燃温度(℃):426;
                            爆炸下限(%):2.0;
                            爆炸上限(%):11;
                            爆炸极限:2.2%—11.2%(体积);
                            最小点火能(mJ):0.46;
                            最大爆炸压力(MPa):0.850;
                            极性:4.30;
                            乙酸乙酯的粘度:0.45;
                            沸点:77.2;
                            吸收波长:260;
                            熔点:-83.6;
                            相对密度(空气=1):3.04;
                            相对密度(水=1):0.90;
                            临界温度:250.1;
                            熔点(℃):-83.6;
                            乙酸乙酯的折光率(20℃):1.3708—1.3730;
                            相对密度(水=1):0.894-—0.898;
                            相对蒸气密度(空气=1):3.04;
                            饱和蒸气压(kPa):13.33(27℃);
                            燃烧热(kJ/mol):2247.89;
                            临界温度(℃):250.1;
                            临界压力(MPa):3.83;
                            辛醇/水分配系数的对数值:0.73;
                            室温下的分子偶极矩:1.78D;
                            乙酸乙酯的溶解性:微溶于水,溶于醇、酮、醚、氯仿等多数有机溶剂。

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