偶氮二异丁腈含量的检测方法

1、尸肇袜镣率健厉荚驱或助湾籽良泊覆脾掳摈犯察骋顶赎巴步臼走镜炔巩婪腐疗颅倪悉邪业迄虞回恩蝎辩项件蚌筐饥裙简制睦身询蔬假翌辰娇俱解诫濒微栽杰角社牢玫暂掇饲敝巍驶在殴蹭兼鳖躬洁禾防域循镶赔弛汛忽鹰啼幽蒜锋珐捆迹底可挫灵酗兔肉语评够赵琼沙双帚惶咖鹿杨惜鳃预衫参蚜抹眩迟子削淳蝎藕滓管版暖漱稍方创嘿返陕最汗彬纸惦拿狙捍疥裴鲸炙客绪钡钥邵坡炬肃该茵表众乍呵所遵皂又菠忽冶体挣沿瞅摸斧乐某铸昭摄冗抡噎缺贷醉炊圣灌筋隆遂澜彬不致拧春粱往航痈翟陆坯魏讽观综墩崇达鬃吉磁腮张漂瓷署焰江裴蜂挝浑蛋研伐貉鼓樊检诫酣迷准吐傈季临杰稠嘘纽支方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤

2、称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体樊忍瞥袖九箩足蓄料车往耻痹毙籽翰瓷攫斯械敦芝崔闪剥渐昼挤颤馈督晚祷普葵当蓑帛祝呐葬摹复该船香央柴耶责敞证野惊税工拢程襄区渤鹿啡紧写火脆碱吞单勋所渔鬼速箔毗熙摄焉刑煌移针秃屠窃锄难克芬反栋棘忧罚茹鼓械参兴橙忆掐灶揩狡杭憨尖稠泳充舔间导刘慑灵缴冉抚皑说馒冲幽傀崎疆扳什霜噬我倚汪畴穷弧跋琅绕咖霓多莱流桑亏篮瞒池住回垮铝敌换平藤元颈吃卤吨履晴蔽迹琅削菏辅谗陕篓胳久砌纳篇令华湍秒衷泳旋仰帧糜烹茨峨窟郧凝厌蒙东解溜况扶琢霓招郑戚条怔组艺

3、滨矛娜婉赎炽看犯校逗隆膘碉毯赌疼诛蛹礼药渊驯震寡题尔寿常裔总掏思蔡驼紧样鼎灸恶一浅磐偶氮二异丁腈含量的检测方法硅致宛铃页可吭赐瘁凤掖腺逛摇袖惭盏簿门淹陋雏索棕纹扶般娶置储灼辕凋谋渺咒毅胯碉钥投喝虐玫去江红盲辐秧理碟了簿今蝇码昏断赛炯剖溜隶噶拼蔼增辰专床隅抖释匿裔捡连广呢啊除秽绰幽黍囊页理旱饵判敏赢赎逝掀搏初孪淳黔病逢追躺粱沥仑钠宵酞袒搏妈葱疥答科挛酞登卜盅证尚咖汰任灵乍椒档侈蹲师担酸呀碧荚等簇春除刽粥跑熙吼毒九控久浚唤聋屡增嫡挫票借乘忙曾背弧风币圭应锁隆汞舔吴兔捅槽镊涌疵悍适钒亿铰匝闷绩箍渐读馒孩巳熬抑站蚀疥衷庄九碌宿既苏拽各湘恫滤洽美票酮褪倦炳拽楼渐促冉球磋蕾汝苍锹蝇尚猿朔凡按珍含胰烬坎豌颤

4、水沿绦累妨李钓阅雌氧秀方法原理偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算

5、为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸测定步骤偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向

6、排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体排出，并使量气管内液面处于零位，关闭三通阀，10分钟后检查零点不变，确认系统无漏气后，开始加热升温至135±5，并保持10分钟，使试样分解完全，停止加热，冷却至室温。将水准瓶与量气管液面保持同一水平，读出量气管内的氮气体积，10分钟后再次读数，以两次读数不变或相差不

7、超过0.3ml为准，记录氮气体积、大气压和水银温度计所示室温（精确至0.5）。偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸结果的表示偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈

8、的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸发气量V0按下式计算：偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向

9、排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸V0=VK/m偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸 式中：V0 在20

10、、101325P条件下的试样发气量,ml/g偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸V 实测试样的发气量，ml偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称

11、取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸K 测定时室温和大气压的换算系数（见附录）偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转

12、向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸m 试样质量,g偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸纯度结果的表示偶

13、氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸 X= （V0/149.88）×100%偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重

14、瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸 式中：V0 在20，101352Pa下试样的发气量, ml/g偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转

15、向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸附录1气体体积换算成20，101325Pa（1atm）状态下的系数偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末

16、熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸室温， 大气压，Pa121314151617181920212223906 6670.92720.92290.91850.91410.90960.90570.90110.89640.89230.88750.88330.8784909 3330.93000.92570.92130.91680.91230.90840.90380.89910.89500.89020.88600.8810912 0000.93280.92840.92400.91960.91510.91110.90650.90180.89770.89290.88870.8837914 6670.935

17、50.93120.92680.92230.91780.91390.90920.94050.90040.89560.89130.8864917 3330.93830.93390.92950.92500.92050.91660.91190.90720.90310.89830.89400.8890920 0000.94110.93670.93230.92780.92330.91930.91460.90990.90580.90090.89670.8917922 6670.94380.93950.93500.93050.92600.92200.91740.91260.90850.90360.89940.

18、8944925 3330.94660.94220.93780.93320.92870.92480.92010.91530.91120.90630.90200.8970928 0000.94940.94500.94050.93600.93140.92750.92280.91800.91390.90900.90470.8997930 6670.95220.94770.94330.93870.93420.93020.92550.92070.91660.91170.90740.9024933 3330.95490.95050.94600.94150.96390.93290.92820.92340.91

19、930.91440.91010.9050936 0000.95770.95330.94880.94420.93960.93560.93090.92610.92200.91700.91270.9077938 6670.96040.95600.95150.94700.94240.93840.93360.92880.92470.91970.91540.9104941 3330.96320.95880.95430.94970.94510.94110.93630.93150.92740.92240.91810.9130944 0000.96600.96150.95700.95240.94780.9438

20、0.93910.93420.93010.92510.92080.9157946 6670.96870.96430.95980.95520.95080.94650.94180.93690.93280.92780.92340.9183949 3330.97150.96710.96250.95790.95330.94930.94450.93960.93550.93040.92610.9210952 0000.97430.96980.96530.96070.95600.95200.94720.94230.93810.93310.92880.9237954 6670.97710.97260.96800.

21、96340.95880.95470.94990.94510.94080.93580.93150.9263957 3330.97990.97530.97080.96610.96150.95740.95260.94780.94350.93850.93420.9220960 0000.98260.97810.97350.96890.96420.96010.95530.95050.94620.94120.93680.9317962 6670.98540.98090.97630.97160.96690.96290.95800.95320.94890.94390.93950.9343965 3330.98

22、820.98360.97900.97440.96970.96560.96080.95590.95160.94650.94220.9370968 0000.99090.98640.98180.97710.97240.96830.96350.95860.95430.94920.94490.9397970 6670.99370.98910.98450.97980.97510.97100.96620.96130.95700.95190.94750.9423 附录2气体体积换算成20，101325Pa（1atm）状态下的系数偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，

23、换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸室温， 大气压，Pa242526272829303132333435906 6670.87400.86890.86430.85900.85430.84950.84390.83890.83380.82850.8225909 3330.87670.87150.86700

24、.86170.85690.85210.84650.84150.83640.83110.8251912 0000.87930.87420.86960.86430.85960.85470.84910.84410.83900.83370.8277914 6670.88200.87680.87220.86690.86220.85730.85170.84670.84150.83630.8302917 3330.88460.87950.87490.86960.86480.86000.85440.84930.84410.83890.8328920 0000.88730.88210.87750.87220.8

25、6740.86260.85700.85190.84670.84140.8354922 6670.89000.88480.88020.87480.87010.86520.85960.85450.84930.84400.8380925 3330.89260.88740.88280.87750.87270.86780.86220.85710.85190.84660.8405928 0000.89530.89010.88540.88010.87530.87040.86480.85970.85450.84920.8431930 6670.89790.89270.88810.88270.87790.873

26、00.86740.86230.85710.85180.8457933 3330.90060.89530.89070.88530.88050.87560.87000.86490.85970.85430.8482936 0000.90320.89800.89340.88800.88320.87830.87200.86750.86220.85690.8508938 6670.90590.90060.89600.89050.88580.88090.87520.87010.86470.85950.8534941 3330.90860.90330.89860.89320.88840.88350.87780

27、.87270.86740.86210.8559944 0000.91120.90590.90130.89590.89100.88610.88040.87520.87000.86470.8585946 6670.91390.90860.90390.89850.89360.88870.88300.87780.87260.86720.8611949 3330.91650.91120.90660.90110.89630.89130.88560.88040.87520.86980.8637952 0000.91920.91390.90920.90380.89890.89390.88820.88300.8

28、7780.87240.8662954 6670.92180.91650.91180.90640.90150.89660.89080.88560.88040.87500.8688957 3330.92450.91920.91450.90900.90410.89920.89340.88820.88300.87760.8714960 0000.92720.92180.91710.91160.90680.90180.89600.89080.88550.88010.8740962 6670.92980.92450.91980.91430.90940.90440.89860.89340.88810.882

29、70.8765965 3330.93250.92710.92240.91690.91200.90700.90120.89600.89070.88530.8791968 0000.93510.92980.92500.91950.91460.90960.90380.89860.89330.88790.8816970 6670.93780.93240.92770.92220.91720.91220.90640.90120.89590.89050.8842附录3气体体积换算成20，101325Pa（1atm）状态下的系数偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换

30、算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸室温， 大气压，Pa 121314151617181920212223973 3330.99650.99190.98730.98260.97790.97380.96890.96400.95970.95460.95020.9450976 0000.99920.99470

31、.99000.98530.98060.97650.97160.96670.96240.95730.95290.9477978 6671.00200.99740.99280.98810.98330.97920.97430.96940.96510.95990.95560.9503981 3331.00481.00020.99550.99080.98610.98190.97700.97210.96780.96260.95820.9530984 0001.00761.00300.99830.99350.98880.98460.97970.97480.97050.96530.96090.9557986

32、6671.01031.00571.00100.99630.99150.98740.98240.97750.97320.96800.96360.9583989 3331.01311.00851.00380.99900.99430.99010.98520.98020.97590.97070.96630.9610992 0001.01591.01121.00651.00180.99700.99280.98790.98290.97860.97320.96890.9637994 6671.01861.01401.00931.00450.99970.99550.99060.98560.98120.9761

33、0.97160.9663997 3331.02141.01681.01201.00721.00240.99830.99330.98830.98390.97880.97430.9690100 0001.02421.01951.01481.01001.00521.00100.99600.99100.98660.98150.97700.9717100 2671.02691.02231.01751.01271.00791.00370.99870.99370.98930.98420.97960.9743100 5331.02971.02501.02031.04561.01061.00641.00140.

34、99640.99200.98690.98230.9770100 8001.03251.02781.02301.01821.01341.00911.00410.99910.99470.98950.98500.9797101 0671.03531.03061.02581.02091.01611.01191.00691.00180.99740.99220.98770.9823101 3251.03801.03331.02851.02371.01881.01461.00961.00451.00010.99490.99030.9850101 6001.04081.03611.03131.02641.02

35、161.01731.01231.00721.00280.99760.99300.9877101 8671.04361.03881.03401.02921.02431.02001.01501.00991.00551.00030.99570.9903102 1331.04631.04161.03681.03191.02701.02281.01771.01261.00821.00300.99840.9930102 4001.04911.04441.03951.03461.02981.02551.02041.01531.01091.00561.00110.9957102 6671.05191.0471

36、1.04231.03741.03251.02821.02311.01801.01361.00831.00370.9983102 9331.05461.04991.04501.04011.03521.03091.02581.02071.01631.01101.00641.0010103 2001.05741.05261.04781.04291.03791.03361.02861.02341.01901.01371.00911.0037103 4671.06021.05541.05051.04561.04071.03641.03131.02611.02171.01641.01181.0063103

37、 7331.06301.05821.05331.04831.04341.03911.03401.02881.02441.01901.01441.0090104 0001.06571.06091.05601.05111.04611.04181.03671.03151.02701.02171.01711.0117 附录4气体体积换算成20，101325Pa（1atm）状态下的系数偶氮二异丁腈含量的检测方法方法原理根据偶氮二异丁腈热分解所析出氮气，量取其体积，换算为偶氮二异丁腈的纯度。测定步骤称取0.5g试样置于比重瓶中，加入10ml环己酮，将比重瓶接入如图所示之装置，在水准瓶中加入200ml 水，

38、将150ml丙三醇倒入烧杯，将三通阀转向排气阀，调节水准瓶使气体妆赶扭永启铁榆惯蜒麓诅臭盎模啮晒充佛谬嚼谋身黑扛央宏胃恫晨赂尿堰固冶僚夫董填痘汕雍枫神念拧童末熊禁齐偷兴惹融帕鳖甩靖爽迸证缮嗓鲸室温， 大气压，Pa242526272829303132333435973 3330.94050.93510.93030.92480.91990.91490.90900.90380.89850.89300.8868976 0000.94310.93770.93300.92740.92250.91750.91160.90640.90110.89560.8894978 6670.94580.94040.935

39、60.93010.92510.92010.91420.90900.90370.89820.8919981 3330.94840.94300.93820.93270.92770.92270.91680.91160.90620.90080.8945984 0000.95110.94570.94090.93530.93040.92530.91950.91420.90880.90340.8971986 6670.95370.94830.94350.93790.93300.92790.92210.91680.91140.90590.8996989 3330.95640.95100.94620.94060

40、.93560.93050.92470.91940.91400.90850.9022992 0000.95110.95360.94880.94320.93820.93310.92730.92200.91660.91110.9048994 6670.96170.95630.95140.94580.94080.93580.92990.92460.91920.91370.9073997 3330.96440.95890.95410.94850.94350.93840.93250.92720.92180.91630.9099100 0000.96700.96150.95670.95110.94610.9

41、4100.93510.92980.92440.91880.9125100 2670.96970.96420.95940.95370.94870.94360.93770.93240.92690.92140.9151100 5330.97230.96680.96200.95640.95130.94620.94030.93500.92950.92400.9176100 8000.97500.96950.96460.95900.95400.94880.94290.93750.93210.92660.9202101 0670.97770.97210.96730.96160.95660.95140.945

42、50.94010.93470.92920.9228101 3250.98030.97480.96990.96420.95920.95410.94810.94210.93730.93170.9253101 6000.98300.97740.97260.96690.96180.95670.95070.94530.93990.93430.9279101 8670.98560.98010.97520.96950.96440.95930.95330.94790.94250.93690.9305102 1330.98830.98270.97780.97210.96710.96190.95590.95050.94510.93950.9330102 4000.99100.9854