碘量(liang)(liang)瓶(ping)(ping)玻璃(li)仪器(qi)要注意(yi)(yi)安全(quan)操(cao)作，潍坊(fang)(fang)玻璃(li)仪器(qi)跟大家了解一下：首先、使(shi)用(yong)(yong)称(cheng)(cheng)(cheng)量(liang)(liang)瓶(ping)(ping)称(cheng)(cheng)(cheng)取(qu)试(shi)样时，不(bu)(bu)将称(cheng)(cheng)(cheng)量(liang)(liang)瓶(ping)(ping)先在105 C烘干，冷却恒重后取(qu)用(yong)(yong);干燥(zao)好的(de)(de)(de)(de)(de)称(cheng)(cheng)(cheng)量(liang)(liang)瓶(ping)(ping)用(yong)(yong)手直(zhi)接拿来，而不(bu)(bu)是(shi)(shi)用(yong)(yong)干燥(zao)洁净(jing)的(de)(de)(de)(de)(de)纸条套(tao)在称(cheng)(cheng)(cheng)量(liang)(liang)瓶(ping)(ping)上来取(qu)用(yong)(yong)导致称(cheng)(cheng)(cheng)量(liang)(liang)瓶(ping)(ping)附杂，影(ying)响称(cheng)(cheng)(cheng)量(liang)(liang)结(jie)果的(de)(de)(de)(de)(de)准确性。第(di)二、盛放(fang)(fang)试(shi)剂时，不(bu)(bu)了解试(shi)剂瓶(ping)(ping)的(de)(de)(de)(de)(de)性质用(yong)(yong)途及(ji)注意(yi)(yi)事项随意(yi)(yi)盛放(fang)(fang)，不(bu)(bu)遵(zun)循固体(ti)试(shi)剂盛放(fang)(fang)广口瓶(ping)(ping)。液(ye)(ye)体(ti)试(shi)剂盛放(fang)(fang)细口瓶(ping)(ping)，酸性物质用(yong)(yong)玻璃(li)塞(sai)，碱性物质用(yong)(yong)橡皮塞(sai)，见光易分解的(de)(de)(de)(de)(de)物质用(yong)(yong)棕色(se)瓶(ping)(ping)的(de)(de)(de)(de)(de)原(yuan)则。第(di)三、用(yong)(yong)洗净(jing)的(de)(de)(de)(de)(de)移(yi)液(ye)(ye)管(guan)(guan)吸(xi)取(qu)溶(rong)(rong)液(ye)(ye)时，未(wei)应先用(yong)(yong)滤纸将内(nei)外(wai)的(de)(de)(de)(de)(de)水吸(xi)净(jing)，然(ran)(ran)后用(yong)(yong)所(suo)移(yi)取(qu)的(de)(de)(de)(de)(de)溶(rong)(rong)液(ye)(ye)将移(yi)液(ye)(ye)管(guan)(guan)洗涤2～3次，以保(bao)证移(yi)液(ye)(ye)的(de)(de)(de)(de)(de)溶(rong)(rong)液(ye)(ye)浓度不(bu)(bu)变。第(di)四、放(fang)(fang)入溶(rong)(rong)液(ye)(ye)时，使(shi)管(guan)(guan)垂直(zhi)管(guan)(guan)尘靠着容器(qi)内(nei)壁，让(rang)管(guan)(guan)内(nei)溶(rong)(rong)液(ye)(ye)自(zi)然(ran)(ran)地全(quan)部沿器(qi)壁流下，再等待10s～15s后，取(qu)出移(yi)液(ye)(ye)管(guan)(guan)，切勿把(ba)残留在尖的(de)(de)(de)(de)(de)溶(rong)(rong)液(ye)(ye)吹出，因为在校正移(yi)液(ye)(ye)管(guan)(guan)时，已考(kao)虑末端保(bao)留液(ye)(ye)体(ti)体(ti)积，否(fou)则造成体(ti)积误差，影(ying)响结(jie)果准确度。用(yong)(yong)前仔细检查仪器(qi)，玻璃(li)瓶(ping)(ping)是(shi)(shi)否(fou)有破损，各接口是(shi)(shi)否(fou)吻合，注意(yi)(yi)轻拿轻放(fang)(fang)。潍坊(fang)(fang)化(hua)学(xue)实验室玻璃(li)仪器(qi)

潍(wei)坊(fang)玻(bo)(bo)璃(li)(li)仪(yi)(yi)(yi)器教你怎么清洗(xi)(xi)(xi)成(cheng)(cheng)(cheng)(cheng)套玻(bo)(bo)璃(li)(li)仪(yi)(yi)(yi)器首先(xian)、成(cheng)(cheng)(cheng)(cheng)套玻(bo)(bo)璃(li)(li)仪(yi)(yi)(yi)器洗(xi)(xi)(xi)刷(shua)(shua)(shua)干净的(de)标准(zhun)是在(zai)内(nei)壁(bi)(bi)表(biao)面附(fu)着的(de)水(shui)是均(jun)匀的(de)，形(xing)成(cheng)(cheng)(cheng)(cheng)一层均(jun)匀的(de)水(shui)膜，成(cheng)(cheng)(cheng)(cheng)套玻(bo)(bo)璃(li)(li)仪(yi)(yi)(yi)器内(nei)壁(bi)(bi)上(shang)(shang)(shang)的(de)水(shui)既不(bu)聚(ju)成(cheng)(cheng)(cheng)(cheng)水(shui)滴、也不(bu)成(cheng)(cheng)(cheng)(cheng)股流下(xia)，这样(yang)(yang)才(cai)算洗(xi)(xi)(xi)干净了(le)(le)。第(di)二、洗(xi)(xi)(xi)刷(shua)(shua)(shua)成(cheng)(cheng)(cheng)(cheng)套玻(bo)(bo)璃(li)(li)仪(yi)(yi)(yi)器的(de)方(fang)法是先(xian)注入半管(guan)或半瓶水(shui)，稍稍用(yong)(yong)力振荡，把水(shui)倒掉，照这样(yang)(yang)连(lian)洗(xi)(xi)(xi)数(shu)次。对(dui)于稍轻的(de)污(wu)渍我们(men)只需要采取这样(yang)(yang)的(de)清洗(xi)(xi)(xi)方(fang)式(shi)，因为这种(zhong)清洗(xi)(xi)(xi)方(fang)式(shi)对(dui)成(cheng)(cheng)(cheng)(cheng)套玻(bo)(bo)璃(li)(li)仪(yi)(yi)(yi)器造成(cheng)(cheng)(cheng)(cheng)的(de)损耗是基本(ben)上(shang)(shang)(shang)没(mei)有(you)的(de)。第(di)三、如(ru)果(guo)(guo)内(nei)壁(bi)(bi)附(fu)有(you)不(bu)易洗(xi)(xi)(xi)掉的(de)物质(zhi)，可以用(yong)(yong)试(shi)管(guan)刷(shua)(shua)(shua)洗(xi)(xi)(xi)。刷(shua)(shua)(shua)洗(xi)(xi)(xi)时(shi)，使试(shi)管(guan)刷(shua)(shua)(shua)在(zai)盛(sheng)有(you)水(shui)的(de)成(cheng)(cheng)(cheng)(cheng)套玻(bo)(bo)璃(li)(li)仪(yi)(yi)(yi)器里转动或上(shang)(shang)(shang)下(xia)移动，但用(yong)(yong)力不(bu)得过猛，否(fou)则容易把成(cheng)(cheng)(cheng)(cheng)套玻(bo)(bo)璃(li)(li)仪(yi)(yi)(yi)器底部弄(nong)破。第(di)四、完成(cheng)(cheng)(cheng)(cheng)了(le)(le)上(shang)(shang)(shang)面两种(zhong)洗(xi)(xi)(xi)刷(shua)(shua)(shua)方(fang)式(shi)之后，如(ru)果(guo)(guo)成(cheng)(cheng)(cheng)(cheng)套玻(bo)(bo)璃(li)(li)仪(yi)(yi)(yi)器里仍有(you)残留物的(de)痕迹(ji)，则要根据(ju)残留物的(de)性质(zhi)选用(yong)(yong)适当(dang)的(de)化(hua)学药品来洗(xi)(xi)(xi)涤。潍(wei)坊(fang)化(hua)学实(shi)验(yan)室玻(bo)(bo)璃(li)(li)仪(yi)(yi)(yi)器实(shi)验(yan)仪(yi)(yi)(yi)器中的(de)烧杯(bei)、烧瓶、锥形(xing)瓶等可以间接加热。

温度计可(ke)置于(yu)(yu)供水管(guan)内也(ye)可(ke)置于(yu)(yu)称(cheng)量(liang)(liang)后的(de)(de)注水量(liang)(liang)器(qi)中。需要(yao)二次称(cheng)量(liang)(liang)即承载容(rong)(rong)器(qi)称(cheng)量(liang)(liang)IL和(he)空(kong)容(rong)(rong)器(qi)称(cheng)量(liang)(liang)IE是(shi)(shi)在(zai)正常情况下IL和(he)IE是(shi)(shi)在(zai)同样(yang)条件下进行(xing)观测而不必对天平的(de)(de)精(jing)确零位(wei)进行(xing)调(diao)整，可(ke)以(yi)使(shi)用单盘(pan)或双盘(pan)天平。但对于(yu)(yu)双盘(pan)天平则(ze)可(ke)将(jiang)一只与被称(cheng)量(liang)(liang)容(rong)(rong)器(qi)相(xiang)同的(de)(de)容(rong)(rong)器(qi)放在(zai)相(xiang)对的(de)(de)秤(cheng)盘(pan)上。通(tong)过对两者的(de)(de)称(cheng)量(liang)(liang)作为容(rong)(rong)器(qi)的(de)(de)质量(liang)(liang)，两次称(cheng)量(liang)(liang)应(ying)在(zai)尽可(ke)能短的(de)(de)时(shi)间内完成，以(yi)保证相(xiang)同条件下称(cheng)重。还(hai)应(ying)记(ji)录(lu)天平室的(de)(de)空(kong)气温度及大气压力。在(zai)进行(xing)这项测量(liang)(liang)时(shi)，应(ying)仔细(xi)而迅速地进行(xing)，以(yi)减少蒸发损失所产生的(de)(de)误差。所使(shi)用的(de)(de)天平应(ying)处于(yu)(yu)良好(hao)的(de)(de)工作状态中，应(ying)将(jiang)称(cheng)量(liang)(liang)量(liang)(liang)器(qi)的(de)(de)外部清洁干(gan)净(jing)，并(bing)小心拿放以(yi)防(fang)污(wu)染，可(ke)按(an)要(yao)求用洁净(jing)的(de)(de)棉(mian)布擦净(jing)，并(bing)戴(dai)上洗净(jing)的(de)(de)棉(mian)布手套(tao)拿取。

潍(wei)坊玻(bo)(bo)(bo)璃(li)(li)仪(yi)(yi)器的(de)(de)(de)洗(xi)(xi)涤(di)(di)方法：一(yi)类是毛刷(shua)(shua)(shua)能洗(xi)(xi)刷(shua)(shua)(shua)的(de)(de)(de)：试(shi)管、烧杯、试(shi)剂瓶、锥形(xing)瓶、量筒等广口玻(bo)(bo)(bo)璃(li)(li)仪(yi)(yi)器；1、用(yong)水洗(xi)(xi)根据(ju)要洗(xi)(xi)涤(di)(di)的(de)(de)(de)玻(bo)(bo)(bo)璃(li)(li)仪(yi)(yi)器的(de)(de)(de)性状选择合适的(de)(de)(de)毛刷(shua)(shua)(shua)，如试(shi)管刷(shua)(shua)(shua)、烧杯刷(shua)(shua)(shua)、平刷(shua)(shua)(shua)、滴(di)定管刷(shua)(shua)(shua)等。用(yong)毛刷(shua)(shua)(shua)蘸水洗(xi)(xi)刷(shua)(shua)(shua)，可(ke)使(shi)溶(rong)(rong)性物(wu)(wu)质溶(rong)(rong)去，也(ye)可(ke)使(shi)附着在玻(bo)(bo)(bo)璃(li)(li)仪(yi)(yi)器上(shang)的(de)(de)(de)尘土和(he)(he)不溶(rong)(rong)物(wu)(wu)脱落下(xia)来(lai)，但往往洗(xi)(xi)不去油污和(he)(he)有机物(wu)(wu)质。2、用(yong)洗(xi)(xi)涤(di)(di)剂洗(xi)(xi)可(ke)以(yi)用(yong)毛刷(shua)(shua)(shua)蘸取(qu)洗(xi)(xi)涤(di)(di)剂（如洗(xi)(xi)衣粉），仔细(xi)刷(shua)(shua)(shua)洗(xi)(xi)玻(bo)(bo)(bo)璃(li)(li)仪(yi)(yi)器内外壁（特别是内壁）。为(wei)了(le)提(ti)高(gao)洗(xi)(xi)涤(di)(di)效(xiao)率，可(ke)将洗(xi)(xi)涤(di)(di)剂配成1％～5％的(de)(de)(de)水溶(rong)(rong)液，加温(wen)浸泡要洗(xi)(xi)的(de)(de)(de)玻(bo)(bo)(bo)璃(li)(li)仪(yi)(yi)器。片刻后，再用(yong)毛刷(shua)(shua)(shua)反复刷(shua)(shua)(shua)。塑料(liao)的(de)(de)(de)培(pei)养皿适合实验室接种、划(hua)线、分离细(xi)菌的(de)(de)(de)操作，可(ke)以(yi)用(yong)于植(zhi)物(wu)(wu)材料(liao)的(de)(de)(de)培(pei)养。

蒸(zheng)发皿(min)：蒸(zheng)发液(ye)体、浓缩(suo)溶(rong)(rong)液(ye)或(huo)干(gan)燥(zao)固体物质。蒸(zheng)发皿(min)是(shi)一个瓷制的(de),像(xiang)一个锅。表(biao)面皿(min)：与蒸(zheng)发皿(min)相(xiang)似.可(ke)(ke)以(yi)用(yong)来做一些(xie)蒸(zheng)发液(ye)体的(de)工作(zuo)(zuo)的(de),它可(ke)(ke)以(yi)让液(ye)体的(de)表(biao)面积加大,从而加快(kuai)蒸(zheng)发.但是(shi)不能像(xiang)蒸(zheng)发皿(min)那样加热(re).可(ke)(ke)以(yi)作(zuo)(zuo)盖子,盖在蒸(zheng)发皿(min)或(huo)烧杯(bei)上,防止灰(hui)尘落入蒸(zheng)发皿(min)或(huo)烧杯(bei)；可(ke)(ke)以(yi)作(zuo)(zuo)容器,暂时呈放(fang)固体或(huo)液(ye)体试剂(ji),方便取用(yong)；可(ke)(ke)以(yi)作(zuo)(zuo)承载(zai)器,用(yong)来承载(zai)pH试纸,使(shi)滴在试纸上的(de)酸液(ye)或(huo)碱液(ye)不腐(fu)蚀实(shi)验(yan)台。表(biao)面皿(min)是(shi)透明玻璃做的(de),像(xiang)眼睛(jing)镜片,只能扣在那里,像(xiang)锅盖。烧杯(bei)：用(yong)作(zuo)(zuo)配制溶(rong)(rong)液(ye)和较大量试剂(ji)的(de)反应容器，在常温或(huo)加热(re)时使(shi)用(yong)。潍(wei)坊化学实(shi)验(yan)室玻璃仪器

滴(di)管特(te)殊用处(chu)，不得弄脏、弄乱。潍坊化(hua)学实验室玻璃(li)仪器

潍坊(fang)玻(bo)璃(li)仪器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)中(zhong)(zhong)哪些(xie)(xie)玻(bo)璃(li)容(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)可以(yi)加(jia)(jia)热(re)？以(yi)及加(jia)(jia)热(re)玻(bo)璃(li)容(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)时(shi)(shi)的(de)(de)注意(yi)事项：1、加(jia)(jia)热(re)过程是(shi)理化(hua)分(fen)析中(zhong)(zhong)常(chang)有(you)(you)的(de)(de)步骤，有(you)(you)些(xie)(xie)人往(wang)往(wang)忽视甚(shen)(shen)至是(shi)弄不(bu)(bu)清哪些(xie)(xie)仪器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)能加(jia)(jia)热(re)，以(yi)至出(chu)现差错(cuo)。事实(shi)上(shang)玻(bo)璃(li)容(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)并非都(dou)能直(zhi)接(jie)加(jia)(jia)热(re)，如量筒、量杯、容(rong)(rong)(rong)(rong)量瓶(ping)、试剂瓶(ping)等(deng)都(dou)不(bu)(bu)能直(zhi)接(jie)加(jia)(jia)热(re)，应(ying)酌情选用烧杯、烧瓶(ping)、三角瓶(ping)等(deng)反(fan)应(ying)容(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)。实(shi)际工(gong)作中(zhong)(zhong)若不(bu)(bu)明了这些(xie)(xie)基本知识，必然出(chu)现差错(cuo)，甚(shen)(shen)至造(zao)成(cheng)事故。2、加(jia)(jia)热(re)玻(bo)璃(li)容(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)时(shi)(shi)，应(ying)将容(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)放(fang)在(zai)石(shi)棉网(wang)上(shang)，而(er)(er)非直(zhi)接(jie)将容(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)置(zhi)(zhi)于电炉(lu)中(zhong)(zhong)，以(yi)免(mian)容(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)受热(re)不(bu)(bu)均匀，甚(shen)(shen)至爆裂。3、使(shi)用过程中(zhong)(zhong)，温(wen)度(du)变(bian)化(hua)过于剧烈，或(huo)高温(wen)时(shi)(shi)骤冷或(huo)取下的(de)(de)灼热(re)玻(bo)璃(li)容(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)，应(ying)按(an)规定放(fang)置(zhi)(zhi)在(zai)石(shi)棉网(wang)上(shang)，而(er)(er)非直(zhi)接(jie)放(fang)置(zhi)(zhi)台(tai)面上(shang)，以(yi)免(mian)导致容(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)破裂，试剂散失(shi)，影响检验工(gong)作的(de)(de)正常(chang)进(jin)行。4、实(shi)际工(gong)作中(zhong)(zhong)，正确使(shi)用干(gan)燥(zao)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)，对于需要(yao)(yao)准(zhun)确称(cheng)量的(de)(de)加(jia)(jia)热(re)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)具应(ying)烘干(gan)取出(chu)稍冷后(约30s)，放(fang)入(ru)干(gan)燥(zao)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)中(zhong)(zhong)冷至室(shi)温(wen)，进(jin)行称(cheng)量(30min即可)。温(wen)热(re)的(de)(de)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)具放(fang)入(ru)干(gan)燥(zao)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)时(shi)(shi)，应(ying)先将盖(gai)(gai)留一缝隙，稍等(deng)几分(fen)钟再盖(gai)(gai)严；挪(nuo)动(dong)干(gan)燥(zao)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)时(shi)(shi)，不(bu)(bu)应(ying)只端下部，而(er)(er)应(ying)按(an)住(zhu)盖(gai)(gai)子挪(nuo)动(dong)以(yi)防盖(gai)(gai)子滑(hua)落，造(zao)成(cheng)不(bu)(bu)必要(yao)(yao)的(de)(de)损失(shi)。潍坊(fang)化(hua)学实(shi)验室(shi)玻(bo)璃(li)仪器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)

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