潍坊玻璃(li)(li)仪(yi)器讲述使用(yong)(yong)标准接(jie)(jie)(jie)口(kou)(kou)玻璃(li)(li)仪(yi)器的(de)要点首先、使用(yong)(yong)前(qian)(qian)在磨(mo)(mo)砂(sha)(sha)口(kou)(kou)塞表面涂以(yi)少量凡士林或真空(kong)油脂，以(yi)增(zeng)强磨(mo)(mo)砂(sha)(sha)口(kou)(kou)的(de)密(mi)合性，避免磨(mo)(mo)面的(de)相互磨(mo)(mo)损，同时也便(bian)于接(jie)(jie)(jie)口(kou)(kou)的(de)装(zhuang)拆。第(di)二、磨(mo)(mo)口(kou)(kou)塞应(ying)经常(chang)保(bao)持清洁，使用(yong)(yong)前(qian)(qian)宜用(yong)(yong)软(ruan)布揩拭干(gan)净，但不(bu)能附上(shang)棉絮(xu)。第(di)三、用(yong)(yong)后应(ying)立即(ji)拆卸洗净。否则，对(dui)接(jie)(jie)(jie)处常(chang)会粘牢，以(yi)致拆卸困难。第(di)四、装(zhuang)配时，把磨(mo)(mo)口(kou)(kou)和磨(mo)(mo)塞轻(qing)轻(qing)地对(dui)旋连接(jie)(jie)(jie)，不(bu)宜用(yong)(yong)力(li)过猛。但不(bu)能装(zhuang)得太紧，只要达(da)到(dao)润滑密(mi)闭要求即(ji)可。第(di)五、装(zhuang)拆时应(ying)注意相对(dui)的(de)角度(du)，不(bu)能在角度(du)偏(pian)差(cha)时进行(xing)硬性装(zhuang)拆，否则易造成破(po)损。表面皿可以(yi)作(zuo)承(cheng)载器,用(yong)(yong)来承(cheng)载pH试纸(zhi),使滴在试纸(zhi)上(shang)的(de)酸液或碱(jian)液不(bu)腐蚀实(shi)验台。能够直(zhi)接(jie)(jie)(jie)烧的(de)玻璃(li)(li)仪(yi)器生(sheng)产厂家

温度计可(ke)(ke)置于供水管内也(ye)可(ke)(ke)置于称(cheng)(cheng)量(liang)(liang)(liang)后的(de)(de)(de)(de)注水量(liang)(liang)(liang)器中。需要二次(ci)称(cheng)(cheng)量(liang)(liang)(liang)即承载(zai)容器称(cheng)(cheng)量(liang)(liang)(liang)IL和空(kong)容器称(cheng)(cheng)量(liang)(liang)(liang)IE是在正(zheng)常情况下IL和IE是在同(tong)(tong)样条件下进(jin)(jin)行观测而(er)不(bu)必对天平(ping)的(de)(de)(de)(de)精确零位进(jin)(jin)行调(diao)整，可(ke)(ke)以(yi)使用单(dan)盘(pan)(pan)或(huo)双盘(pan)(pan)天平(ping)。但(dan)对于双盘(pan)(pan)天平(ping)则可(ke)(ke)将(jiang)一只与被称(cheng)(cheng)量(liang)(liang)(liang)容器相同(tong)(tong)的(de)(de)(de)(de)容器放在相对的(de)(de)(de)(de)秤盘(pan)(pan)上。通过对两(liang)者(zhe)的(de)(de)(de)(de)称(cheng)(cheng)量(liang)(liang)(liang)作为容器的(de)(de)(de)(de)质量(liang)(liang)(liang)，两(liang)次(ci)称(cheng)(cheng)量(liang)(liang)(liang)应(ying)在尽(jin)可(ke)(ke)能短的(de)(de)(de)(de)时(shi)(shi)间内完成(cheng)，以(yi)保(bao)证相同(tong)(tong)条件下称(cheng)(cheng)重。还应(ying)记录天平(ping)室的(de)(de)(de)(de)空(kong)气(qi)温度及(ji)大气(qi)压力。在进(jin)(jin)行这项测量(liang)(liang)(liang)时(shi)(shi)，应(ying)仔细(xi)而(er)迅速地进(jin)(jin)行，以(yi)减少(shao)蒸发损失(shi)所产生的(de)(de)(de)(de)误差。所使用的(de)(de)(de)(de)天平(ping)应(ying)处于良好(hao)的(de)(de)(de)(de)工作状态中，应(ying)将(jiang)称(cheng)(cheng)量(liang)(liang)(liang)量(liang)(liang)(liang)器的(de)(de)(de)(de)外部(bu)清洁干净(jing)，并小心拿放以(yi)防(fang)污(wu)染(ran)，可(ke)(ke)按要求用洁净(jing)的(de)(de)(de)(de)棉布擦净(jing)，并戴上洗净(jing)的(de)(de)(de)(de)棉布手套拿取。玻璃仪(yi)器不(bu)可(ke)(ke)在滴管瓶内配制热效应(ying)较大的(de)(de)(de)(de)溶液。

对不易用(yong)(yong)(yong)毛刷刷洗(xi)(xi)(xi)的(de)(de)或用(yong)(yong)(yong)毛刷刷洗(xi)(xi)(xi)不干(gan)净(jing)的(de)(de)玻璃仪器(qi)，如滴定(ding)管(guan)、容(rong)量瓶、移(yi)液管(guan)等，通常将洗(xi)(xi)(xi)涤(di)剂倒(dao)入(ru)或吸人容(rong)器(qi)内(nei)浸泡一段时间后，把(ba)容(rong)器(qi)内(nei)的(de)(de)洗(xi)(xi)(xi)涤(di)剂倒(dao)入(ru)贮存瓶中备用(yong)(yong)(yong)，再用(yong)(yong)(yong)自来水(shui)冲(chong)洗(xi)(xi)(xi)和去离子(zi)水(shui)润洗(xi)(xi)(xi)。砂(sha)(sha)芯(xin)玻璃滤器(qi)在(zai)使用(yong)(yong)(yong)后须立即清(qing)洗(xi)(xi)(xi)，针对滤器(qi)砂(sha)(sha)芯(xin)中残(can)留的(de)(de)不同沉(chen)(chen)淀物(wu)，采用(yong)(yong)(yong)适当的(de)(de)洗(xi)(xi)(xi)涤(di)剂先(xian)溶解(jie)砂(sha)(sha)芯(xin)表面沉(chen)(chen)淀的(de)(de)固(gu)体(ti)，然后用(yong)(yong)(yong)减(jian)压抽洗(xi)(xi)(xi)法反复用(yong)(yong)(yong)洗(xi)(xi)(xi)涤(di)剂把(ba)砂(sha)(sha)芯(xin)中残(can)存的(de)(de)沉(chen)(chen)淀物(wu)全部抽洗(xi)(xi)(xi)掉，再用(yong)(yong)(yong)蒸馏水(shui)冲(chong)洗(xi)(xi)(xi)干(gan)净(jing)，于110℃烘干(gan)，保(bao)存在(zai)防尘的(de)(de)柜子(zi)中。

玻(bo)璃(li)(li)仪(yi)器(qi)(qi)的存放(fang)(fang)玻(bo)璃(li)(li)仪(yi)器(qi)(qi)的存放(fang)(fang)要分(fen)门别类，便(bian)于(yu)(yu)取用(yong)。移(yi)液管(guan)洗(xi)(xi)净(jing)后应置于(yu)(yu)防尘的盒中(zhong)。滴定管(guan)用(yong)毕洗(xi)(xi)去内存的溶液，用(yong)纯(chun)(chun)水刷洗(xi)(xi)后注(zhu)满纯(chun)(chun)水，上(shang)盖玻(bo)璃(li)(li)短试管(guan)或塑料(liao)套管(guan)，夹于(yu)(yu)滴定管(guan)夹上(shang)。比色(se)(se)皿用(yong)后洗(xi)(xi)净(jing)，在(zai)小瓷盘或塑料(liao)盘中(zhong)垫(dian)上(shang)滤纸，倒置其上(shang)晾干后收放(fang)(fang)于(yu)(yu)比色(se)(se)皿盒或洁净(jing)的器(qi)(qi)皿中(zhong)。带(dai)磨口(kou)塞(sai)(sai)的玻(bo)璃(li)(li)仪(yi)器(qi)(qi) 如容量(liang)瓶、比色(se)(se)管(guan)等(deng)(deng)尽(jin)量(liang)在(zai)清洗(xi)(xi)前(qian)就用(yong)线(xian)绳或塑料(liao)细丝把塞(sai)(sai)和瓶口(kou)拴(shuan)好，以免打破塞(sai)(sai)子(zi)或弄(nong)混。需长(zhang)期(qi)保存的磨口(kou)仪(yi)器(qi)(qi)要在(zai)塞(sai)(sai)子(zi)和磨口(kou)问垫(dian)一纸片，以免日久粘(zhan)住。长(zhang)期(qi)不(bu)用(yong)的滴定管(guan)应去除凡(fan)士林后，垫(dian)上(shang)纸并用(yong)皮筋拴(shuan)好活塞(sai)(sai)保存。磨口(kou)塞(sai)(sai)间有砂(sha)粒不(bu)要用(yong)力转动，也不(bu)要用(yong)去污粉擦洗(xi)(xi)磨口(kou)，以免降低其精度。成套仪(yi)器(qi)(qi)如 索氏萃取器(qi)(qi)、气体(ti)分(fen)析器(qi)(qi)等(deng)(deng)用(yong)毕要立即(ji)洗(xi)(xi)净(jing)，放(fang)(fang)在(zai)专(zhuan)业的盒子(zi)里保存。表面皿可以作容器(qi)(qi),暂时(shi)呈放(fang)(fang)固体(ti)或液体(ti)试剂(ji),方便(bian)取用(yong)。

潍坊玻(bo)璃仪器(qi)分享(xiang)实(shi)验(yan)室(shi)中使用(yong)(yong)(yong)(yong)试(shi)剂(ji)(ji)(ji)(ji)瓶(ping)(ping)(ping)的(de)(de)(de)要点首先、有些试(shi)剂(ji)(ji)(ji)(ji)，如氢氟酸等(deng)不(bu)能(neng)用(yong)(yong)(yong)(yong)任(ren)何玻(bo)璃试(shi)剂(ji)(ji)(ji)(ji)瓶(ping)(ping)(ping)而选(xuan)用(yong)(yong)(yong)(yong)塑(su)料瓶(ping)(ping)(ping)盛装(zhuang)。第(di)二、根(gen)据(ju)盛装(zhuang)试(shi)剂(ji)(ji)(ji)(ji)的(de)(de)(de)理化性质(zhi)选(xuan)用(yong)(yong)(yong)(yong)所需试(shi)剂(ji)(ji)(ji)(ji)瓶(ping)(ping)(ping)的(de)(de)(de)一(yi)(yi)般原(yuan)则(ze)是：盛装(zhuang)固体(ti)试(shi)剂(ji)(ji)(ji)(ji)一(yi)(yi)一(yi)(yi)选(xuan)用(yong)(yong)(yong)(yong)广口瓶(ping)(ping)(ping)，盛装(zhuang)液(ye)体(ti)试(shi)剂(ji)(ji)(ji)(ji)——选(xuan)用(yong)(yong)(yong)(yong)细口瓶(ping)(ping)(ping)，盛装(zhuang)见(jian)光易分解或变质(zhi)的(de)(de)(de)试(shi)剂(ji)(ji)(ji)(ji)一(yi)(yi)一(yi)(yi)选(xuan)用(yong)(yong)(yong)(yong)棕色瓶(ping)(ping)(ping)，盛装(zhuang)低沸点易挥发的(de)(de)(de)试(shi)剂(ji)(ji)(ji)(ji)一(yi)(yi)一(yi)(yi)选(xuan)用(yong)(yong)(yong)(yong)有磨砂(sha)玻(bo)璃试(shi)剂(ji)(ji)(ji)(ji)瓶(ping)(ping)(ping)，盛装(zhuang)碱性试(shi)剂(ji)(ji)(ji)(ji)一(yi)(yi)选(xuan)用(yong)(yong)(yong)(yong)带橡胶塞(sai)(sai)试(shi)剂(ji)(ji)(ji)(ji)瓶(ping)(ping)(ping)等(deng)等(deng)。若试(shi)剂(ji)(ji)(ji)(ji)具有上述(shu)多项理化指标时，则(ze)可根(gen)据(ju)以上原(yuan)则(ze)综合考虑，选(xuan)用(yong)(yong)(yong)(yong)适宜的(de)(de)(de)试(shi)剂(ji)(ji)(ji)(ji)瓶(ping)(ping)(ping)。第(di)三(san)、有塞(sai)(sai)试(shi)剂(ji)(ji)(ji)(ji)瓶(ping)(ping)(ping)不(bu)使用(yong)(yong)(yong)(yong)时，要在瓶(ping)(ping)(ping)塞(sai)(sai)与瓶(ping)(ping)(ping)口磨砂(sha)面间夹(jia)上纸条(tiao)，防(fang)止(zhi)粘连。如前所述(shu)，所有试(shi)剂(ji)(ji)(ji)(ji)瓶(ping)(ping)(ping)都(dou)不(bu)能(neng)用(yong)(yong)(yong)(yong)于加热。如果(guo)成套玻(bo)璃仪器(qi)里仍有残留物的(de)(de)(de)痕迹，则(ze)要根(gen)据(ju)残留物的(de)(de)(de)性质(zhi)选(xuan)用(yong)(yong)(yong)(yong)适当的(de)(de)(de)化学药品(pin)来洗涤。玻(bo)璃仪器(qi)

刷洗(xi)时，使试管刷在盛有水的成套玻璃仪器(qi)里转动或(huo)上下移(yi)动，但(dan)用力不(bu)得过猛(meng)。能够直接(jie)烧的玻璃仪器(qi)生产厂家

哪些不当(dang)的(de)(de)(de)(de)(de)行(xing)为会导致玻璃(li)仪器炸(zha)裂：首(shou)先(xian)、试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)外壁(bi)有(you)水(shui)(shui)未擦干(gan)。当(dang)加热(re)(re)时(shi)(shi)试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)外壁(bi)有(you)的(de)(de)(de)(de)(de)地(di)方(fang)先(xian)干(gan)燥，有(you)的(de)(de)(de)(de)(de)地(di)方(fang)后(hou)干(gan)燥，由于(yu)受(shou)热(re)(re)不均匀，而(er)引(yin)起试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)炸(zha)裂。第(di)二、夹(jia)持试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)铁(tie)夹(jia)过(guo)紧(jin)，未留(liu)出试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)受(shou)热(re)(re)膨(peng)胀的(de)(de)(de)(de)(de)余地(di)，使试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)受(shou)热(re)(re)膨(peng)胀发生炸(zha)裂。第(di)三、给试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)中(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)液体加热(re)(re)时(shi)(shi)，试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)中(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)液体超过(guo)试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)容积的(de)(de)(de)(de)(de)三分之一，加热(re)(re)过(guo)程中(zhong)(zhong)(zhong)有(you)液体从试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)中(zhong)(zhong)(zhong)逸出而(er)洒在试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)外壁(bi)而(er)引(yin)起试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)炸(zha)裂。第(di)四、给试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)中(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)固(gu)(gu)体药品加热(re)(re)时(shi)(shi)，试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)口(kou)(kou)没稍向(xiang)下倾(qing)斜，由于(yu)反应(ying)过(guo)程中(zhong)(zhong)(zhong)有(you)水(shui)(shui)生成或原来(lai)固(gu)(gu)体药品中(zhong)(zhong)(zhong)含有(you)湿存水(shui)(shui)的(de)(de)(de)(de)(de)缘故(gu)，水(shui)(shui)从试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)口(kou)(kou)流向(xiang)试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)底(di)而(er)引(yin)起试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)炸(zha)裂。第(di)五(wu)、给试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)加热(re)(re)时(shi)(shi)，没先(xian)给整个试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)均匀受(shou)热(re)(re)，而(er)是直(zhi)接给实验室玻璃(li)仪器中(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)放药品部分的(de)(de)(de)(de)(de)试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)处加热(re)(re)，而(er)引(yin)起试(shi)(shi)(shi)(shi)(shi)(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)炸(zha)裂。能够直(zhi)接烧的(de)(de)(de)(de)(de)玻璃(li)仪器生产厂家

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