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大小:125.00 KB
页数:35页
时间:2018-10-30
《橡胶化工原材料检验作业指导书》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、word资料下载可编辑目录1.白碳黑检验作业指导书····································12.活性碳酸钙检验作业指导书································33.滑石粉检验作业指导书····································44.陶土检验作业指导书······································65.促进剂TMTD检验作业指导书··························
2、···76.对苯醌二肟检验作业指导书································87.促进剂DPTT检验作业指导书专业技术资料word资料下载可编辑······························98.促进剂M检验作业指导书·································109.促进剂DM检验作业指导书·······························1110.促进剂ETU检验作业指导书························
3、······1211.防老剂DNP检验作业指导书······························1312.防老剂MB检验作业指导书·······························1413.促进剂ZDC检验作业指导书······························1514.防老剂丁检验作业指导书································16专业技术资料word资料下载可编辑15.防老剂RD检验作业指导书··················
4、·············1716.硫化剂DCP检验作业指导书······························1817.氧化锌检验作业指导书··································1918.活性氧化镁检验作业指导书······························2019.TAC检验作业指导书····································2120.碳黑检验作业指导书····························
5、········2221.三氧化二锑检验作业指导书······························24专业技术资料word资料下载可编辑22.工业硬脂酸检验作业指导书······························2523.氢氧化铝检验作业指导书································2624.十溴二苯醚检验作业指导书······························2725.高岭土检验作业指导书·····················
6、·············2826.防老剂NBC检验作业指导书·····························2927.备注··················································30专业技术资料word资料下载可编辑白炭黑检验作业指导书1.PH值的测定1.1仪器与设备250ml烧杯、250ml容量瓶、电炉、石棉网、PH-2C型酸度计1.2试剂PH=7标准缓冲液PH=4标准缓冲液1.3技术指标PH为6.5-7.01.4作业流程取白炭黑5g于2
7、50ml烧杯中,加入100ml蒸馏水煮沸10分钟冷却至室温,移入250ml容量瓶中稀释至刻度静置分层,待溶液澄清过滤,用PH计测定其值。2水分的测定2.1仪器与设备烘箱、培养皿2.2作业流程取白炭黑约5g(精确称重W2至0.1mg)于培养皿(精确称重W1至0.1mg)105℃中烘干3小时,取出于干燥剂中冷却称重W3(精确与0.1mg)专业技术资料word资料下载可编辑2.3计算公式W2-w3水分=————×100﹪W2-w13.比表面积的测定3.1仪器与设备PH酸度计、磁力搅拌器、25ml滴定管
8、、400ml烧杯3.2试剂NaCL溶液、750gNaCL溶于3000ml蒸馏水中0.1mol/L氢氧化钠溶液0.1mol/L盐酸溶液3.3作业流程取白炭黑2.50g(精确称重至0.01g)于400ml烧杯中,加入250mlNaCL溶液,将PH计的电极插入烧杯中。开动磁力搅拌器,滴加稀盐酸或氢氧化钠溶液,调至悬浮液PH=4(调节时酸盐量不计数)在不断搅拌下用0.1mol/L氢氧化钠溶液以每秒2-3滴的速度滴定。滴定到悬浮液PH=9并能保持5分钟记下读数V,同时做空白读数V0。3.4计算公式S=13
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