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hydrate","铈(IV)硫酸盐水合物","123333-60-8","CeH2O9S2",[],{"unitPrice":71,"pack":21,"currency":72,"origin":21,"originFlag":21,"moq":21,"stock":73},3204,{"slug":169,"cid":170,"imgSvg":171,"name":172,"nameZh":172,"cas":173,"formula":174,"iupac":172,"mdl":21,"mw":175,"category":176,"categoryName":177,"categoryEnName":178,"industry":21,"tags":179,"synonyms":180,"properties":189,"ghs":248,"offers":252,"msds":253,"related":254,"__ts":289,"__lang":290,"__slug":170},"785876093994274816","J-12144-2","\u002Fimages\u002Fchem_structures_svg\u002F149\u002F95-47-6.svg","邻二甲苯","95-47-6","C8H10","106.165","solvents","溶剂","Solvents",[],[181,182,183,184,185,186,187,188],"1,2-二甲苯","1，2-二甲苯","甲醇中邻二甲苯标样","邻二甲苯, HPLC级, 96% 最低","邻二甲苯, 光谱级, 96% 最低","邻二甲苯, 超干溶剂, J&KSEAL瓶","邻间二甲苯","鄰二甲苯",[190,194,198,202,206,210,213,216,219,223,227,231,234,237,241,245],{"label":191,"labelZh":191,"value":192,"prop":193},"Melting Point","-25 ºC","meltingPoint",{"label":195,"labelZh":195,"value":196,"prop":197},"Boiling Point","144 ºC","boilingPoint",{"label":199,"labelZh":199,"value":200,"prop":201},"Density","0.879","density",{"label":203,"labelZh":203,"value":204,"prop":205},"Flash Point","31 ºC","flashPoint",{"label":207,"labelZh":208,"value":209},"Exact Mass","精确质量","106.078247",{"label":211,"labelZh":211,"value":212},"LogP","3.14",{"label":214,"labelZh":214,"value":215},"外观性状","无色液体",{"label":217,"labelZh":217,"value":218},"蒸汽密度","3.7 (vs air)",{"label":220,"labelZh":221,"value":222},"Vapor Pressure","蒸汽压","6.0±0.1 mmHg at 25°C",{"label":224,"labelZh":225,"value":226},"Refractive Index","折射率","1.500",{"label":228,"labelZh":229,"value":230},"Storage Conditions","储存条件","储存注意事项储存于阴凉、通风的库房。远离火种、热源。库温不宜超过37℃。保持容器密封。应与氧化剂分开存放，切忌混储。采用防爆型照明、通风设施。禁止使用易产生火花的机械设备和工具。储区应备有泄漏应急处理设备和合适的收容材料。",{"label":232,"labelZh":232,"value":233},"稳定性","1.稀硝酸氧化生成邻甲苯甲酸。高锰酸钾氧化得到邻苯二甲酸和邻甲基苯甲酸。以五氧化二钒为催化剂，480℃气相氧化生成邻苯二甲酸酐。将二甲苯在光催化下煮沸并通入氯气，生成氯代二甲苯(CH3C6H4CH2Cl)；继续通氯时，两侧链上的氢可依次被氯取代。\n2.稳定性 稳定\n3.禁配物 强氧化剂、卤素\n4.聚合危害 不聚合",{"label":235,"labelZh":235,"value":236},"水溶解性","水溶性：不溶；水溶解度：178 mg\u002Fl   25 °C；混溶：丙酮,乙醚,醇",{"label":238,"labelZh":239,"value":240},"Molecular Structure","分子结构","1、摩尔折射率：35.90\n2、摩尔体积（cm\n3\n\u002Fmol）：121.9\n3、等张比容（90.2K）：282.5\n4、表面张力（dyne\u002Fcm）：28.7\n5、极化率（10-24cm3）：14.23",{"label":242,"labelZh":243,"value":244},"Computational Chemistry","计算化学","1.疏水参数计算参考值（XlogP）:无\n2.氢键供体数量:0\n3.氢键受体数量:0\n4.可旋转化学键数量:0\n5.互变异构体数量:无\n6.拓扑分子极性表面积0\n7.重原子数量:8\n8.表面电荷:0\n9.复杂度:56.4\n10.同位素原子数量:0\n11.确定原子立构中心数量:0\n12.不确定原子立构中心数量:0\n13.确定化学键立构中心数量:0\n14.不确定化学键立构中心数量:0\n15.共价键单元数量:1",{"label":246,"labelZh":246,"value":247},"更多","1.性状：无色透明液体，有类似甲苯的气味。\n2.熔点（℃）：-25\n3.沸点（℃）：144.4\n4.相对密度（水=1）：0.88\n5.相对蒸气密度（空气=1）：3.66\n6.饱和蒸气压（kPa）：1.33（32℃）\n7.燃烧热（kJ\u002Fmol）：-4845.3\n8.临界温度（℃）：359\n9.临界压力（MPa）：3.7\n10.辛醇\u002F水分配系数：3.12\n11.闪点（℃）：16（CC）\n12.引燃温度（℃）：463\n13.爆炸上限（%）：7\n14.爆炸下限（%）：0.9\n15.溶解性：不溶于水,可混溶于乙醇、乙醚、氯仿等多数有机溶剂。\n16.黏度（mPa·s,25ºC）：0.754\n17.燃点（ºC）：495.5\n18.蒸发热（KJ\u002Fmol,101.3kPa）：36.84\n19.蒸发热（KJ\u002Fmol,0.889kPa）：43.463\n20.熔化热（KJ\u002Fmol,101.3kPa）：13.607\n21.生成热（KJ\u002Fmol,25ºC,气体）：19.008\n22.生成热（KJ\u002Fmol,25ºC,液体）：-24.455\n23.燃烧热（KJ\u002Fmol,25ºC, 气体）：4599.36\n24.燃烧热（KJ\u002Fmol,25ºC, 液体）：4555.90\n25.比热容（KJ\u002F(kg·K),25ºC,定压）：1.26\n26.热导率（×10\n-4\nW\u002F(m·K),16\u003Ct\u003C91ºC）：(0.1320~1.6979)×10\n-4\nt\n27.相对密度（20℃，4℃）：0.8801\n28.常温折射率（n\n20\n）：1.5055\n29.临界密度（g·cm\n-3\n）：0.287\n30.临界体积（cm\n3\n·mol\n-1\n）：370\n31.临界压缩因子：0.263\n32.偏心因子：0.303\n33.Lennard-Jones参数（A）：15.06\n34.Lennard-Jones参数（K）：169.9\n35.溶度参数(J·cm\n-3\n)\n0.5\n：18.453\n36.van der Waals面积（cm\n2\n·mol\n-1\n）：8.840×10\n9\n37.van der Waals体积（cm\n3\n·mol\n-1\n）：70.660\n38.气相标准燃烧热(焓)(kJ·mol\n-1\n)：-4596.29\n39.气相标准声称热(焓)( kJ·mol\n-1\n) ：19.08\n40.气相标准熵(J·mol\n-1\n·K\n-1\n) ：353.94\n41.气相标准生成自由能( kJ·mol\n-1\n)：122.1\n42.气相标准热熔(J·mol\n-1\n·K\n-1\n)：132.31\n43.液相标准燃烧热(焓)(kJ·mol\n-1\n)：-4552.86\n44.液相标准声称热(焓)( kJ·mol\n-1\n)：-24.35\n45.液相标准熵(J·mol\n-1\n·K\n-1\n) ：246.61\n46.液相标准生成自由能( kJ·mol\n-1\n)：110.46\n47.液相标准热熔(J·mol\n-1\n·K\n-1\n)：187.65",{"pictogram":249,"signal":250,"hazards":251},"Flammable \u002F Irritant \u002F Health Hazard","Danger",[],[],"\u003Ctd>\n\u003Cdiv class=\"\" id=\"MSDSTbl\">\n\u003Ctable class=\"_table_all\">\n\u003Ctbody>\n\u003Ctr class=\"_tr_1\">\n\u003Ctd class=\"_td_header_1\">\u003Cstrong> 国标编号: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_1\"> 33535 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_2\">\n\u003Ctd class=\"_td_header_2\">\u003Cstrong> ＣＡＳ: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_2\"> 95-47-6 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_3\">\n\u003Ctd class=\"_td_header_3\">\u003Cstrong> 中文名称: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_3\"> 1，2-二甲苯 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_4\">\n\u003Ctd class=\"_td_header_4\">\u003Cstrong> 英文名称: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_4\"> 1，2-xylene；o-xylene \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_5\">\n\u003Ctd class=\"_td_header_5\">\u003Cstrong> 别 名: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_5\"> 邻二甲苯 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_6\">\n\u003Ctd class=\"_td_header_6\">\u003Cstrong> 分子式: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_6\"> C\u003Csub>8\u003C\u002Fsub>H\u003Csub>10\u003C\u002Fsub>；C\u003Csub>6\u003C\u002Fsub>H\u003Csub>4\u003C\u002Fsub>(CH\u003Csub>3\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub> \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_7\">\n\u003Ctd class=\"_td_header_7\">\u003Cstrong> 分子量: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_7\"> 106.17 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_8\">\n\u003Ctd class=\"_td_header_8\">\u003Cstrong> 熔 点: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_8\"> -25.5℃ 沸点：144.4? \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_9\">\n\u003Ctd class=\"_td_header_9\">\u003Cstrong> 密 度: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_9\"> 相对密度(水=1)0.88； \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_10\">\n\u003Ctd class=\"_td_header_10\">\u003Cstrong> 蒸汽压: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_10\"> 30℃ \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_11\">\n\u003Ctd class=\"_td_header_11\">\u003Cstrong> 溶解性: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_11\"> 不溶于水，可混溶于乙醇、乙醚、氯仿等多数有机溶剂 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_12\">\n\u003Ctd class=\"_td_header_12\">\u003Cstrong> 稳定性: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_12\"> 稳定 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_13\">\n\u003Ctd class=\"_td_header_13\">\u003Cstrong> 外观与性状: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_13\"> 无色透明液体，有类似甲苯的气味 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_14\">\n\u003Ctd class=\"_td_header_14\">\u003Cstrong> 危险标记: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_14\"> 7(易燃液体) \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_15\">\n\u003Ctd class=\"_td_header_15\">\u003Cstrong> 用 途: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_15\"> 主要用作溶剂和用于合成涂料 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003C\u002Ftbody>\n\u003C\u002Ftable>\n\u003Cbr\u002F>\n\u003Cb class=\"msds_title\"> 2.对环境的影响: \u003C\u002Fb>\n\u003Cp>一、健康危害\u003C\u002Fp>\n\u003Cp>侵入途径：吸入、食入、经皮吸收。健康危害：二甲苯对眼及上呼吸道有刺激作用，高浓度时对中枢神经系统有麻醉作用。 急性中毒：短期内吸入较高浓度核武器中可出现眼及上呼吸道明显的刺激症状、眼结膜及咽充血、头晕、恶心、呕吐、胸闷、四肢无力、意识模糊、步态蹒跚。重者可有躁动、抽搐或昏迷，有的有癔病样发作。 慢性影响：长期接触有神经衰弱综合征，女工有月经异常，工人常发生皮肤干燥、皲裂、皮炎。\u003C\u002Fp>\n\u003Cp>二、毒理学资料及环境行为\u003C\u002Fp>\n\u003Cp>毒性：属低毒类。 急性毒性：LD501364mg\u002Fkg(小鼠静脉)生殖毒性：大鼠吸入最低中毒浓度(TDL0)：1500mg\u002Fm3，24小时(孕7～14天用药)，有胚胎毒性。\u003C\u002Fp>\n\u003Cp>污染来源：二甲苯是重要的化工原料，有机合成、合成橡胶、油漆和染料、合成纤维、石油加工、制药、纤维素等生产工厂的废水废气，以及生产设备不密封和车间通风换气，是环境中二甲苯的主要来源。运输、贮存过程中的翻车、泄漏，火灾也会造成意外污染事故。代谢和降解：在人和动物体内，吸入的二甲苯除3%～6%被直接呼出外，二甲苯的三种异构体都有代谢为相应的苯甲酸(60%的邻-二甲苯、80%～90%的间、对-二甲苯)，然后这些酸与葡萄糖醛酸和甘氨酸起反应。在这个过程中，大量邻-苯甲酸与葡萄粮醛酸结合，而对-苯甲酸必乎完全与甘氨酸结合生成相应的甲基马尿酸而排出体外。与此同时，可能少量形成相应的二甲苯酚(酚类)与氢化2-甲基-3-羟基苯甲酸(2%以下)。残留与蓄积：在职业性接触中，二甲苯主要经呼吸道进入身体。对全部二甲苯的异构体而言，由肺吸收其蒸气的情况相同，总量达60%～70%，在整个的接触时期中，这个吸收量比较恒定。二甲苯溶液可经完整皮肤以平均吸收率为2.25µg\u002F(cm3·min)(范围0.7～4.3µg\u002F(cm3·min))被吸收，二甲苯蒸气的经皮吸收与直接接触液体相比是微不足道的。二甲苯的残留和蓄积并不严重，上面我们已经说过进入人体的二甲苯，可以在人体的NADP(转酶II)和NAD(转酶I)存在下生成甲基苯甲酸，然后与甘氨酸结合形成甲基马尿酸在18小时内几乎全部排出体外。即使是吸入后残留在肺部的3%-6%的二甲苯，也在接触后的3小时内(半衰期为0.5～1小时)全部被呼出体外。评价接触二甲苯的残留试验，主要是测定尿内甲基马尿酸的含量，也有人建议测定咱出气体中或血液中二甲苯的含量，但后者的结果往往并不准确。由于甲基马尿酸并不天然存在于尿中，又由于它几乎是全部滞留的二甲苯代谢物，因而测定它的存在是最好的二甲苯接触试验的确证。二甲苯能相当持久地存在于饮水中。自来水中二甲苯的浓度为5mg\u002FL时，其气味强度相当于5级，二甲苯的特有气味则要过7至8天才能消失；气味强度为3级时则需4至5天。河水中二甲苯的气味保持的时间较短，这与起始浓度的高低有关，一般可保留3至5天。迁移转化：二甲苯主要由原油在石油化工过程中制造，它广泛用于颜料、油漆等的稀释剂，印刷、橡胶、皮革工业的溶剂。作为清洁剂和去油污剂，航空燃料的一种成分，化学工厂和合成纤维工业的原材料和中间物质，以及织物的纸张的涂料和浸渍料。二甲苯可通过机械排风和通风设备排入大气而造成污染。一座精炼油厂排放入大气的二甲苯高达13.18～1145g\u002Fh，二甲苯可随其生产和使用单位所排入的废水进入水体，生产1吨二甲苯，一般排出含二甲苯300～1000mg\u002FL的废水2立方米。由于二甲苯在水溶液中挥发的趋势较强，因此可以认为其在地表水中不是持久性的污染物。二甲苯在环境中也可以生物降解，但这种过程的速度比挥发过程的速率低得多。挥发到空中的二甲苯也可能被光解，这是它的主要迁移转化过程。二甲苯由呼气和代谢物从人体排出的速度很快，在接触停止18小时内几乎全部排出体外，二甲苯能相当持久的存在于饮水中。由于二甲苯在水溶液中挥发性较强，因此，可以认为其在地表水中不是持久性污染物。二甲苯在环境中也可以生物降解和化学降解，但其速度比挥发低得多，挥发到空气中的二甲苯可被光解。可与氧化剂反应，高浓度气体与空气混合发生爆炸。二甲苯有中等程度的燃烧危险。由于其蒸气比空气重，燃烧时火焰沿地面扩散。二甲苯易挥发，发生事故现场会弥漫着二甲苯的特殊芳香味，倾泄入水中的二甲苯可漂浮在水面上，或呈油状物分布在水面，可造成鱼类和水生生物的死亡。危险特性：易燃，其蒸气与空气可形成爆炸性混合物。遇明火、高热能引起燃烧爆炸。与氧化剂能发生强烈反应。流速过快，容易产生和积聚静电。其蒸气比空气重，能在较低处扩散至相当远的地方，遇明火会引着回燃。 燃烧(分解)产物：一氧化碳、二氧化碳。\u003C\u002Fp>\n\u003Chr class=\"msds_hr\"\u002F>\n\u003Cb class=\"_b_title_2\">3.现场应急监测方法: \u003C\u002Fb>\n\u003Cp>气体检测管法；便携式气相色谱法；水质检测管法快速检测管法《突发性环境污染事故应急监测与处理处置技术》万本太主编气体速测管（北京劳保所产品、德国德尔格公司产品）\u003C\u002Fp>\n\u003Chr class=\"_hr_split_2\">\n\u003Cb class=\"_b_title_3\">4.实验室监测方法: \u003C\u002Fb>\n\u003Ctable>\n\u003Ctbody>\n\u003Ctr class=\"_tr_16\">\n\u003Ctd class=\"_td_header_16\">监测方法\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_16\">来源\u003C\u002Ftd>\n\u003Ctd>类别\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_17\">\n\u003Ctd class=\"_td_header_17\">气相色谱法\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_17\">GB11890-89\u003C\u002Ftd>\n\u003Ctd>水质\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_18\">\n\u003Ctd class=\"_td_header_18\">气相色谱法\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_18\">GB\u002FT14677-93\u003C\u002Ftd>\n\u003Ctd>空气\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_19\">\n\u003Ctd class=\"_td_header_19\">无泵型采样气相色谱法\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_19\">WS\u002FT153-1999\u003C\u002Ftd>\n\u003Ctd>作业场所空气\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_20\">\n\u003Ctd class=\"_td_header_20\">气相色谱法\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_20\">《固体废弃物试验与分析评价手册》中国环境监测总站等译\u003C\u002Ftd>\n\u003Ctd>固体废弃物\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_21\">\n\u003Ctd class=\"_td_header_21\">色谱\u002F质谱法\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_21\">美国EPA524.2方法 \u003C\u002Ftd>\n\u003Ctd>水质\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003C\u002Ftbody>\n\u003C\u002Ftable>\n\u003Chr class=\"_hr_split_3\"\u002F>\n\u003Cb class=\"_b_title_4\">5.环境标准: \u003C\u002Fb>\n\u003Ctable height=\"373\">\n\u003Ctbody>\n\u003Ctr class=\"_tr_22\">\n\u003Ctd class=\"_td_header_22\" height=\"32\">中国(TJ36-79)\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_22\" height=\"32\">车间空气中有害物质的最高容许浓度 \u003C\u002Ftd>\n\u003Ctd height=\"32\">100mg\u002Fm\u003Csup>3\u003C\u002Fsup>(二甲苯)\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_23\">\n\u003Ctd class=\"_td_header_23\" height=\"35\">中国(TJ36-79)\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_23\" height=\"35\">居住区大气中有害物质的最高容许浓度\u003C\u002Ftd>\n\u003Ctd height=\"35\">0.30mg\u002Fm\u003Csup>3\u003C\u002Fsup>(一次值、二甲苯)\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_24\">\n\u003Ctd class=\"_td_header_24\" height=\"119\">中国(GB16297-1996)\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_24\" height=\"119\">大气污染物综合排放标准(二甲苯)\u003C\u002Ftd>\n\u003Ctd height=\"119\">①最高允许排放浓度(mg\u002Fm\u003Csup>3\u003C\u002Fsup>)：\u003Cbr\u002F>70(表2)；90(表1)\u003Cbr\u002F>②最高允许排放速率(kg\u002Fh)：\u003Cbr\u002F>二级1.0～10(表2)；1.2～12(表1)\u003Cbr\u002F>三级1.5～15(表2)；1.8～18(表1)\u003Cbr\u002F>\u003Cdiv id=\"msdsControl\">③无组织排放监控浓度限值：\u003Cbr\u002F>1.2mg\u002Fm\u003Csup>3\u003C\u002Fsup>(表2)；1.5mg\u002Fm\u003Csup>3\u003C\u002Fsup>(表1)\u003C\u002Fdiv>\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_25\">\n\u003Ctd class=\"_td_header_25\" height=\"32\">中国(待颁布)\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_25\" height=\"32\">饮用水源中有害物质的最高容许浓度\u003C\u002Ftd>\n\u003Ctd height=\"32\">0.5mg\u002FL(二甲苯)\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_26\">\n\u003Ctd class=\"_td_header_26\" height=\"49\">中国(GHZB1-1999)\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_26\" height=\"49\">地表水环境质量标准(I、II、III类水域特定值)\u003C\u002Ftd>\n\u003Ctd height=\"49\">0.5mg\u002FL(二甲苯)\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_27\">\n\u003Ctd class=\"_td_header_27\" height=\"48\">中国(GB8978-1996)\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_27\" height=\"48\">污水综合排放标准\u003C\u002Ftd>\n\u003Ctd height=\"48\">一级：0.4mg\u002FL\u003Cbr\u002F>二级：0.6mg\u002FL\u003Cbr\u002F>三级：1.0mg\u002FL\u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003C\u002Ftbody>\n\u003C\u002Ftable>\n\u003Cblockquote>\n\u003C\u002Fblockquote>\n\u003Cbr\u002F>\n\u003Chr class=\"_hr_split_4\"\u002F>\n\u003Cb class=\"_b_title_5\">6.应急处理处置方法: \u003C\u002Fb>\n\u003Cp>一、泄漏应急处理\u003C\u002Fp>\n\u003Cp>迅速撤离泄漏污染区人员至安全区，并进行隔离，严格限制出入。切断火源。建议应急处理人员戴自给正压式呼吸器，穿消防防护服。尽可能切断泄漏源，防止进入下水道、排洪沟等限制性空间。小量泄漏：用活性炭或其它惰性材料吸收。也可以用不燃性分散剂制成的乳液刷洗，洗液稀释后放入废水系统。大量泄漏：构筑围堤或挖坑收容；用泡沫覆盖，抑制蒸发。用防爆泵转移至槽车或专用收集器内，回收或运至废物处理场所处置。迅速将被二甲苯污染的土壤收集起来，转移到安全地带。对污染地带沿地面加强通风，蒸发残液，排除蒸气。迅速筑坝，切断受污染水体的流动，并用围栏等限制水面二甲苯的扩散。\u003C\u002Fp>\n\u003Cp>二、防护措施\u003C\u002Fp>\n\u003Cp>呼吸系统防护：空气中浓度较高时，佩戴过滤式防毒面具(半面罩)。紧急事态抢救或撤离时，建议佩戴空气呼吸器。眼睛防护：戴化学安全防护眼镜。身体防护：穿防毒物渗透工作服。手防护：戴橡胶手套。 其它：工作现场禁止吸烟、进食和饮水。工作毕，淋浴更衣。注意个人清洁卫生。\u003C\u002Fp>\n\u003Cp>三、急救措施\u003C\u002Fp>\n\u003Cp>皮肤接触：脱去被污染的衣着，用肥皂水和清水彻底冲洗皮肤。 眼睛接触：提起眼睑，用流动清水或生理盐水冲洗。就医。 吸入：迅速脱离现场至空气新鲜处。保持呼吸道通畅。如呼吸困难，给输氧。如呼吸停止，立即进行人工呼吸。就医。 食入：饮足量水，催吐。就医。\u003C\u002Fp>\n\u003Cp>灭火方法：喷水冷却容器，可能的话将容器从火场移至空旷处。。灭火剂：泡沫、二氧化碳、干粉、砂土。\u003C\u002Fp>\u003C\u002Fhr>\u003C\u002Fdiv>\n\u003C\u002Ftd>",[255,261,265,271,277,283],{"slug":256,"cid":257,"name":258,"nameZh":259,"cas":260},"785876836004401152","J-14853-1","Lithium acetylacetonate","乙酰丙酮锂","18115-70-3",{"slug":262,"cid":263,"name":258,"nameZh":259,"cas":264},"785898548444008448","J-1314521-7","19185-99-0",{"slug":266,"cid":267,"name":268,"nameZh":269,"cas":270},"785883181285904384","J-7379-6","1,1-Dimethoxypropane","丙醛缩二甲醇","4744-10-9",{"slug":272,"cid":273,"name":274,"nameZh":275,"cas":276},"785895899992690688","J-1981464-3","1-Aminopropan-2-one hydrochloride","氨基丙酮盐酸盐","7737-17-9",{"slug":278,"cid":279,"name":280,"nameZh":281,"cas":282},"785881483586834432","J-1092250-9","β-Hydroxypyruvic acid lithium salt hydrate","β-羟基丙酮酸锂水合物","3369-79-7",{"slug":284,"cid":285,"name":286,"nameZh":287,"cas":288},"847790479121584128","J-1134083-0","2-(methylamino)ethanol,hydrochloride","2-甲胺乙醇盐酸盐","62640-03-3",1790075953067,"zh-CN",[]]