潍坊(fang)玻璃(li)仪(yi)器(qi)告诉你玻璃(li)反应(ying)(ying)釜保养须知(zhi)：6、每次使(shi)用(yong)完毕必须用(yong)软布(bu)擦净留在机器(qi)表面的各种(zhong)油迹(ji)，污渍，溶剂剩留，保持(chi)清(qing)洁(jie)。7、停机后拧松各聚(ju)四(si)氟开关(guan)，长(zhang)期静止在工作(zuo)状态会(hui)使(shi)聚(ju)四(si)氟活塞变形。8、定期对密封(feng)(feng)圈进行清(qing)洁(jie)，方法是(shi)(shi)：取(qu)下密封(feng)(feng)圈，检查轴(zhou)(zhou)上是(shi)(shi)否积有(you)污垢，用(yong)软布(bu)擦干(gan)净，然后涂少(shao)许真空脂，重(zhong)新(xin)装(zhuang)上即可，保持(chi)轴(zhou)(zhou)与密封(feng)(feng)圈滑(hua)润。9、电气部(bu)分切(qie)不可进水(shui)，严禁受潮。10、必须采购原厂(chang)正规配(pei)件(jian)，随意使(shi)用(yong)其他配(pei)件(jian)对机器(qi)会(hui)造(zao)成致命的损害。11、对玻璃(li)反应(ying)(ying)釜做任何(he)修理或检查时，一定要先(xian)切(qie)断(duan)电源，水(shui)源。强酸(suan)氧(yang)化剂洗液是(shi)(shi)用(yong)重(zhong)铬(ge)酸(suan)甲和浓(nong)硫(liu)酸(suan)配(pei)成，有(you)很强的氧(yang)化能力， 对实验室玻璃(li)仪(yi)器(qi)很少(shao)有(you)侵蚀(shi)作(zuo)用(yong)。pcr实验耗材厂(chang)

潍坊(fang)玻(bo)(bo)璃(li)仪(yi)器(qi)(qi)(qi)提醒如何避免发(fa)生错(cuo)误洗(xi)(xi)(xi)涤(di)(di)首先、洗(xi)(xi)(xi)涤(di)(di)的(de)(de)(de)方(fang)式(shi)要(yao)正确一般(ban)来说(shuo)，对(dui)容量量具和非容量量具的(de)(de)(de)洗(xi)(xi)(xi)涤(di)(di)方(fang)式(shi)是(shi)不同(tong)的(de)(de)(de)，这(zhei)就需要(yao)每(mei)一个操(cao)作(zuo)者要(yao)熟(shu)知不同(tong)类(lei)型玻(bo)(bo)璃(li)仪(yi)器(qi)(qi)(qi)的(de)(de)(de)洗(xi)(xi)(xi)涤(di)(di)方(fang)式(shi)，以(yi)此降低测试(shi)(shi)(shi)结(jie)果的(de)(de)(de)失真性。做到这(zhei)些(xie)，可(ke)以(yi)有效(xiao)的(de)(de)(de)避免玻(bo)(bo)璃(li)仪(yi)器(qi)(qi)(qi)的(de)(de)(de)错(cuo)误洗(xi)(xi)(xi)涤(di)(di)，让试(shi)(shi)(shi)验(yan)(yan)的(de)(de)(de)效(xiao)果更(geng)加(jia)准确!第二、养(yang)成主(zhu)动洗(xi)(xi)(xi)涤(di)(di)仪(yi)器(qi)(qi)(qi)的(de)(de)(de)好(hao)习惯(guan)(guan)作(zuo)为实(shi)(shi)验(yan)(yan)人(ren)员(yuan)一定要(yao)养(yang)成主(zhu)动洗(xi)(xi)(xi)涤(di)(di)仪(yi)器(qi)(qi)(qi)的(de)(de)(de)好(hao)习惯(guan)(guan)，在化学实(shi)(shi)验(yan)(yan)当(dang)中(zhong)，尤其是(shi)化验(yan)(yan)的(de)(de)(de)品(pin)种(zhong)多，项目多的(de)(de)(de)试(shi)(shi)(shi)验(yan)(yan)中(zhong)，不可(ke)能每(mei)次对(dui)某(mou)种(zhong)化学溶剂(ji)的(de)(de)(de)测试(shi)(shi)(shi)都(dou)使(shi)用(yong)同(tong)一套的(de)(de)(de)玻(bo)(bo)璃(li)仪(yi)器(qi)(qi)(qi)，事实(shi)(shi)上(shang)总是(shi)要(yao)混合使(shi)用(yong)仪(yi)器(qi)(qi)(qi)的(de)(de)(de)，假(jia)如上(shang)次的(de)(de)(de)实(shi)(shi)验(yan)(yan)没有将玻(bo)(bo)璃(li)仪(yi)器(qi)(qi)(qi)进行严(yan)格的(de)(de)(de)清洗(xi)(xi)(xi)与检验(yan)(yan)，那么，势必(bi)混合溶剂(ji)的(de)(de)(de)使(shi)用(yong)势必(bi)会(hui)引起试(shi)(shi)(shi)剂(ji)的(de)(de)(de)污(wu)(wu)染(ran)，从(cong)而影响到实(shi)(shi)验(yan)(yan)的(de)(de)(de)结(jie)果，当(dang)操(cao)作(zuo)员(yuan)养(yang)成了清洗(xi)(xi)(xi)习惯(guan)(guan)，主(zhu)动的(de)(de)(de)将试(shi)(shi)(shi)验(yan)(yan)后的(de)(de)(de)仪(yi)器(qi)(qi)(qi)清洗(xi)(xi)(xi)干净则会(hui)减少这(zhei)种(zhong)试(shi)(shi)(shi)剂(ji)间的(de)(de)(de)交替污(wu)(wu)染(ran)。pcr实(shi)(shi)验(yan)(yan)耗材厂吸量管(guan)、移(yi)液管(guan)、容量瓶等小口玻(bo)(bo)璃(li)量器(qi)(qi)(qi)，使(shi)用(yong)后应立即(ji)浸泡于凉水(shui)中(zhong)，勿使(shi)沾污(wu)(wu)物质干涸。

哪(na)些(xie)不当(dang)(dang)的(de)(de)(de)行为会导致玻(bo)璃(li)仪器炸(zha)裂：首(shou)先、试(shi)(shi)管(guan)(guan)外壁(bi)有(you)(you)(you)(you)水(shui)(shui)未擦(ca)干。当(dang)(dang)加(jia)热时(shi)试(shi)(shi)管(guan)(guan)外壁(bi)有(you)(you)(you)(you)的(de)(de)(de)地(di)(di)方先干燥，有(you)(you)(you)(you)的(de)(de)(de)地(di)(di)方后干燥，由(you)(you)于(yu)受(shou)(shou)热不均匀，而(er)(er)引(yin)(yin)起(qi)试(shi)(shi)管(guan)(guan)炸(zha)裂。第(di)(di)(di)二、夹持试(shi)(shi)管(guan)(guan)的(de)(de)(de)铁夹过紧，未留出试(shi)(shi)管(guan)(guan)受(shou)(shou)热膨(peng)胀的(de)(de)(de)余地(di)(di)，使试(shi)(shi)管(guan)(guan)受(shou)(shou)热膨(peng)胀发生炸(zha)裂。第(di)(di)(di)三、给(ji)(ji)(ji)试(shi)(shi)管(guan)(guan)中(zhong)的(de)(de)(de)液体加(jia)热时(shi)，试(shi)(shi)管(guan)(guan)中(zhong)的(de)(de)(de)液体超过试(shi)(shi)管(guan)(guan)容积(ji)的(de)(de)(de)三分之一，加(jia)热过程中(zhong)有(you)(you)(you)(you)液体从(cong)试(shi)(shi)管(guan)(guan)中(zhong)逸出而(er)(er)洒在试(shi)(shi)管(guan)(guan)外壁(bi)而(er)(er)引(yin)(yin)起(qi)试(shi)(shi)管(guan)(guan)炸(zha)裂。第(di)(di)(di)四、给(ji)(ji)(ji)试(shi)(shi)管(guan)(guan)中(zhong)的(de)(de)(de)固体药品加(jia)热时(shi)，试(shi)(shi)管(guan)(guan)口没稍向下倾斜，由(you)(you)于(yu)反应过程中(zhong)有(you)(you)(you)(you)水(shui)(shui)生成或原来固体药品中(zhong)含有(you)(you)(you)(you)湿存水(shui)(shui)的(de)(de)(de)缘(yuan)故，水(shui)(shui)从(cong)试(shi)(shi)管(guan)(guan)口流向试(shi)(shi)管(guan)(guan)底(di)而(er)(er)引(yin)(yin)起(qi)试(shi)(shi)管(guan)(guan)炸(zha)裂。第(di)(di)(di)五、给(ji)(ji)(ji)试(shi)(shi)管(guan)(guan)加(jia)热时(shi)，没先给(ji)(ji)(ji)整(zheng)个(ge)试(shi)(shi)管(guan)(guan)均匀受(shou)(shou)热，而(er)(er)是直接给(ji)(ji)(ji)实验(yan)室玻(bo)璃(li)仪器中(zhong)的(de)(de)(de)放(fang)药品部分的(de)(de)(de)试(shi)(shi)管(guan)(guan)处(chu)加(jia)热，而(er)(er)引(yin)(yin)起(qi)试(shi)(shi)管(guan)(guan)炸(zha)裂。

介绍几(ji)种(zhong)(zhong)不同玻璃(li)仪(yi)器(qi)的(de)(de)(de)(de)(de)用(yong)(yong)(yong)(yong)途和(he)使用(yong)(yong)(yong)(yong)注意事项：1、试(shi)剂(ji)瓶：见光(guang)易(yi)分(fen)解(jie)的(de)(de)(de)(de)(de)物(wu)质，要(yao)(yao)(yao)使用(yong)(yong)(yong)(yong)棕色瓶，盛(sheng)(sheng)(sheng)放碱性物(wu)质用(yong)(yong)(yong)(yong)橡皮塞，取用(yong)(yong)(yong)(yong)试(shi)剂(ji)时(shi)候瓶塞要(yao)(yao)(yao)倒放在台面上(shang)；2、烧杯：加(jia)热(re)时(shi)放在石棉网上(shang)，一般不直接加(jia)热(re)。用(yong)(yong)(yong)(yong)于(yu)不同实验对(dui)干(gan)燥有不同的(de)(de)(de)(de)(de)要(yao)(yao)(yao)求(qiu)，一般定(ding)(ding)(ding)(ding)量(liang)(liang)分(fen)析用(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)烧杯，锥形瓶等仪(yi)器(qi)细净(jing)即可使用(yong)(yong)(yong)(yong)，而用(yong)(yong)(yong)(yong)于(yu)食品分(fen)析的(de)(de)(de)(de)(de)仪(yi)器(qi)很多要(yao)(yao)(yao)求(qiu)是干(gan)燥的(de)(de)(de)(de)(de)，有的(de)(de)(de)(de)(de)要(yao)(yao)(yao)求(qiu)要(yao)(yao)(yao)无水痕，有的(de)(de)(de)(de)(de)要(yao)(yao)(yao)求(qiu)无水。3、干(gan)燥器(qi)：防止(zhi)盖子滑动打碎，过热(re)的(de)(de)(de)(de)(de)物(wu)质需稍冷却后放入，内放干(gan)燥剂(ji)，可保持(chi)样(yang)品和(he)产物(wu)的(de)(de)(de)(de)(de)干(gan)燥。4、各种(zhong)(zhong)移液(ye)(ye)(ye)(ye)管(guan)(guan)(guan)，吸量(liang)(liang)管(guan)(guan)(guan)和(he)滴(di)定(ding)(ding)(ding)(ding)管(guan)(guan)(guan)；用(yong)(yong)(yong)(yong)途：移液(ye)(ye)(ye)(ye)管(guan)(guan)(guan)和(he)吸量(liang)(liang)管(guan)(guan)(guan)用(yong)(yong)(yong)(yong)来准确吸取一定(ding)(ding)(ding)(ding)量(liang)(liang)得液(ye)(ye)(ye)(ye)体；滴(di)定(ding)(ding)(ding)(ding)管(guan)(guan)(guan)是用(yong)(yong)(yong)(yong)于(yu)溶液(ye)(ye)(ye)(ye)滴(di)定(ding)(ding)(ding)(ding)；受光(guang)易(yi)分(fen)解(jie)的(de)(de)(de)(de)(de)滴(di)定(ding)(ding)(ding)(ding)液(ye)(ye)(ye)(ye)要(yao)(yao)(yao)用(yong)(yong)(yong)(yong)棕色滴(di)定(ding)(ding)(ding)(ding)管(guan)(guan)(guan)；碱式滴(di)定(ding)(ding)(ding)(ding)管(guan)(guan)(guan)盛(sheng)(sheng)(sheng)碱溶液(ye)(ye)(ye)(ye)，酸式滴(di)定(ding)(ding)(ding)(ding)管(guan)(guan)(guan)盛(sheng)(sheng)(sheng)酸溶液(ye)(ye)(ye)(ye)；碱式滴(di)定(ding)(ding)(ding)(ding)管(guan)(guan)(guan)不能盛(sheng)(sheng)(sheng)氧化剂(ji)。这样(yang)玻璃(li)反应(ying)釜(fu)夹层里面的(de)(de)(de)(de)(de)介质通(tong)过搅拌来做循环反应(ying)实现加(jia)热(re)或者冷却作(zuo)用(yong)(yong)(yong)(yong)。

潍坊玻(bo)(bo)(bo)(bo)璃(li)(li)(li)仪(yi)(yi)器(qi)(qi)教你怎(zen)么清(qing)洗(xi)(xi)成(cheng)(cheng)(cheng)套(tao)(tao)(tao)(tao)玻(bo)(bo)(bo)(bo)璃(li)(li)(li)仪(yi)(yi)器(qi)(qi)首先(xian)、成(cheng)(cheng)(cheng)套(tao)(tao)(tao)(tao)玻(bo)(bo)(bo)(bo)璃(li)(li)(li)仪(yi)(yi)器(qi)(qi)洗(xi)(xi)刷干(gan)净的(de)(de)(de)标准是(shi)在内(nei)壁(bi)表(biao)面(mian)附(fu)着的(de)(de)(de)水(shui)(shui)是(shi)均(jun)匀的(de)(de)(de)，形成(cheng)(cheng)(cheng)一层均(jun)匀的(de)(de)(de)水(shui)(shui)膜，成(cheng)(cheng)(cheng)套(tao)(tao)(tao)(tao)玻(bo)(bo)(bo)(bo)璃(li)(li)(li)仪(yi)(yi)器(qi)(qi)内(nei)壁(bi)上的(de)(de)(de)水(shui)(shui)既不聚(ju)成(cheng)(cheng)(cheng)水(shui)(shui)滴、也不成(cheng)(cheng)(cheng)股(gu)流下，这(zhei)样才算洗(xi)(xi)干(gan)净了(le)。第(di)二、洗(xi)(xi)刷成(cheng)(cheng)(cheng)套(tao)(tao)(tao)(tao)玻(bo)(bo)(bo)(bo)璃(li)(li)(li)仪(yi)(yi)器(qi)(qi)的(de)(de)(de)方(fang)(fang)法(fa)是(shi)先(xian)注入半管(guan)或(huo)(huo)半瓶水(shui)(shui)，稍稍用(yong)力振荡，把(ba)水(shui)(shui)倒掉(diao)，照这(zhei)样连(lian)洗(xi)(xi)数次。对(dui)于(yu)(yu)稍轻的(de)(de)(de)污(wu)渍我们只需要(yao)采取这(zhei)样的(de)(de)(de)清(qing)洗(xi)(xi)方(fang)(fang)式，因为这(zhei)种清(qing)洗(xi)(xi)方(fang)(fang)式对(dui)成(cheng)(cheng)(cheng)套(tao)(tao)(tao)(tao)玻(bo)(bo)(bo)(bo)璃(li)(li)(li)仪(yi)(yi)器(qi)(qi)造成(cheng)(cheng)(cheng)的(de)(de)(de)损耗是(shi)基(ji)本上没有(you)(you)的(de)(de)(de)。第(di)三(san)、如(ru)(ru)果内(nei)壁(bi)附(fu)有(you)(you)不易(yi)洗(xi)(xi)掉(diao)的(de)(de)(de)物(wu)质(zhi)，可以(yi)用(yong)试管(guan)刷洗(xi)(xi)。刷洗(xi)(xi)时，使(shi)试管(guan)刷在盛(sheng)有(you)(you)水(shui)(shui)的(de)(de)(de)成(cheng)(cheng)(cheng)套(tao)(tao)(tao)(tao)玻(bo)(bo)(bo)(bo)璃(li)(li)(li)仪(yi)(yi)器(qi)(qi)里转动(dong)或(huo)(huo)上下移动(dong)，但用(yong)力不得过猛，否则容(rong)易(yi)把(ba)成(cheng)(cheng)(cheng)套(tao)(tao)(tao)(tao)玻(bo)(bo)(bo)(bo)璃(li)(li)(li)仪(yi)(yi)器(qi)(qi)底(di)部弄破(po)。第(di)四、完成(cheng)(cheng)(cheng)了(le)上面(mian)两(liang)种洗(xi)(xi)刷方(fang)(fang)式之(zhi)后，如(ru)(ru)果成(cheng)(cheng)(cheng)套(tao)(tao)(tao)(tao)玻(bo)(bo)(bo)(bo)璃(li)(li)(li)仪(yi)(yi)器(qi)(qi)里仍有(you)(you)残(can)留(liu)(liu)物(wu)的(de)(de)(de)痕迹，则要(yao)根据残(can)留(liu)(liu)物(wu)的(de)(de)(de)性(xing)质(zhi)选用(yong)适当的(de)(de)(de)化学药品来洗(xi)(xi)涤(di)。玻(bo)(bo)(bo)(bo)璃(li)(li)(li)仪(yi)(yi)器(qi)(qi)中附(fu)有(you)(you)难溶于(yu)(yu)水(shui)(shui)的(de)(de)(de)碱、碱性(xing)氧化物(wu)、碳酸盐:先(xian)用(yong)稀(xi)盐酸溶解，再用(yong)水(shui)(shui)冲洗(xi)(xi)。pcr实验耗材厂

玻璃(li)的培养(yang)(yang)皿可以用(yong)于植物(wu)材(cai)料(liao)、微生(sheng)物(wu)培养(yang)(yang)和动物(wu)细胞的贴壁(bi)培养(yang)(yang)也可能用(yong)到。pcr实验耗(hao)材(cai)厂

潍坊玻(bo)(bo)璃(li)(li)(li)(li)(li)仪器讲述玻(bo)(bo)璃(li)(li)(li)(li)(li)也会(hui)发(fa)霉，发(fa)霉的(de)(de)过程：首先、开始(shi)，水(shui)(shui)或潮气吸附在(zai)玻(bo)(bo)璃(li)(li)(li)(li)(li)表面。第二、随后，水(shui)(shui)或潮气向玻(bo)(bo)璃(li)(li)(li)(li)(li)内扩散。第三、表面层中(zhong)(zhong)(zhong)的(de)(de)可(ke)溶性(xing)(xing)硅(gui)(gui)(gui)酸(suan)盐被水(shui)(shui)解(jie)和(he)破坏(huai)。首先是硅(gui)(gui)(gui)酸(suan)钠(na)(na)和(he)硅(gui)(gui)(gui)酸(suan)钾(jia)等被水(shui)(shui)解(jie)和(he)破坏(huai)。形(xing)成(cheng)(cheng)的(de)(de)苛性(xing)(xing)钠(na)(na)（NaOH）并分(fen)离出(chu)SiO2。第四、分(fen)离出(chu)来的(de)(de)SiO2生成(cheng)(cheng)硅(gui)(gui)(gui)氧凝胶，在(zai)玻(bo)(bo)璃(li)(li)(li)(li)(li)表面形(xing)成(cheng)(cheng)保护性(xing)(xing)薄(bo)膜，它阻止(zhi)了进(jin)一步的(de)(de)侵(qin)蚀(shi)作用。第五(wu)、水(shui)(shui)解(jie)形(xing)成(cheng)(cheng)的(de)(de)苛性(xing)(xing)钠(na)(na)，与空气中(zhong)(zhong)(zhong)的(de)(de)二氧化(hua)碳作用生成(cheng)(cheng)碳酸(suan)钠(na)(na)，聚集(ji)在(zai)玻(bo)(bo)璃(li)(li)(li)(li)(li)表面，构(gou)成(cheng)(cheng)表面膜中(zhong)(zhong)(zhong)的(de)(de)可(ke)溶性(xing)(xing)盐。由于它的(de)(de)强吸湿性(xing)(xing)，吸收(shou)水(shui)(shui)分(fen)而潮解(jie)，后面形(xing)成(cheng)(cheng)碱(jian)液(ye)小滴。当周围的(de)(de)温度、湿度改变时，这(zhei)些(xie)小滴的(de)(de)浓(nong)度也随之变化(hua)。如(ru)果浓(nong)缩的(de)(de)碱(jian)液(ye)小滴和(he)玻(bo)(bo)璃(li)(li)(li)(li)(li)长期(qi)接触时，凝胶状硅(gui)(gui)(gui)氧薄(bo)膜可(ke)在(zai)其中(zhong)(zhong)(zhong)部分(fen)地被溶解(jie)，而使玻(bo)(bo)璃(li)(li)(li)(li)(li)表面发(fa)生严重的(de)(de)局部侵(qin)蚀(shi)，形(xing)成(cheng)(cheng)斑点。这(zhei)是钠(na)(na)离子从玻(bo)(bo)璃(li)(li)(li)(li)(li)本体中(zhong)(zhong)(zhong)迁(qian)移出(chu)去(qu)，与空气反应生成(cheng)(cheng)的(de)(de)白色(se)富碱(jian)离子群。扫描电镜(jing)可(ke)观察到白色(se)粒子群。pcr实(shi)验耗材厂(chang)

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