在(zai)實驗中常用(yong)(yong)(yong)(yong)到的(de)(de)(de)人工(gong)(gong)氣(qi)(qi)(qi)候(hou)箱(xiang)(xiang)使(shi)用(yong)(yong)(yong)(yong)的(de)(de)(de)時(shi)(shi)候(hou)都(dou)要(yao)(yao)注意(yi)哪些(xie)方面(mian)呢：首(shou)先、人工(gong)(gong)氣(qi)(qi)(qi)候(hou)箱(xiang)(xiang)應(ying)使(shi)用(yong)(yong)(yong)(yong)40°c以(yi)下的(de)(de)(de)清潔(jie)水(shui)(shui)(shui)，長(chang)期(qi)使(shi)用(yong)(yong)(yong)(yong)時(shi)(shi)不(bu)(bu)可(ke)用(yong)(yong)(yong)(yong)自(zi)來(lai)水(shui)(shui)(shui)等硬(ying)水(shui)(shui)(shui)、臟(zang)水(shui)(shui)(shui)。，使(shi)用(yong)(yong)(yong)(yong)電(dian)源：220v，50hz，人工(gong)(gong)氣(qi)(qi)(qi)候(hou)箱(xiang)(xiang)的(de)(de)(de)環境(jing)溫度應(ying)在(zai)1-45°c之間。第(di)二(er)、人工(gong)(gong)氣(qi)(qi)(qi)候(hou)箱(xiang)(xiang)的(de)(de)(de)水(shui)(shui)(shui)箱(xiang)(xiang)脫(tuo)離(li)底(di)座(zuo)(zuo)(zuo)后，必須將底(di)座(zuo)(zuo)(zuo)上(shang)的(de)(de)(de)水(shui)(shui)(shui)倒光，否則會造(zao)成不(bu)(bu)產(chan)汽。第(di)三、人工(gong)(gong)氣(qi)(qi)(qi)候(hou)箱(xiang)(xiang)的(de)(de)(de)水(shui)(shui)(shui)箱(xiang)(xiang)加水(shui)(shui)(shui)蓋和彈(dan)簧閥(fa)（出水(shui)(shui)(shui)口(kou)）不(bu)(bu)可(ke)漏水(shui)(shui)(shui)以(yi)免損壞(huai)底(di)座(zuo)(zuo)(zuo)內的(de)(de)(de)電(dian)器，或造(zao)成不(bu)(bu)產(chan)汽。第(di)四、人工(gong)(gong)氣(qi)(qi)(qi)候(hou)箱(xiang)(xiang)使(shi)用(yong)(yong)(yong)(yong)一段時(shi)(shi)間后需(xu)(xu)清洗，但不(bu)(bu)可(ke)用(yong)(yong)(yong)(yong)硬(ying)物擦(ca)(ca)刮換(huan)能片，儲藏時(shi)(shi)還需(xu)(xu)要(yao)(yao)擦(ca)(ca)干、晾干。 第(di)五(wu)、人工(gong)(gong)氣(qi)(qi)(qi)候(hou)箱(xiang)(xiang)應(ying)水(shui)(shui)(shui)平(ping)放置在(zai)地上(shang)、塑料軟管不(bu)(bu)可(ke)折扁、下垂。第(di)六、人工(gong)(gong)氣(qi)(qi)(qi)候(hou)箱(xiang)(xiang)內有高(gao)壓，非專業人員請(qing)勿隨意(yi)打開(kai)底(di)座(zuo)(zuo)(zuo)內的(de)(de)(de)器件。牢(lao)記這些(xie)注意(yi)事項可(ke)以(yi)延長(chang)人工(gong)(gong)氣(qi)(qi)(qi)候(hou)箱(xiang)(xiang)的(de)(de)(de)使(shi)用(yong)(yong)(yong)(yong)壽(shou)命。微波水(shui)(shui)(shui)份測定儀適用(yong)(yong)(yong)(yong)于(yu)糧食、造(zao)紙、木材(cai)、紡(fang)織品等的(de)(de)(de)顆粒狀、粉末狀及粘稠性(xing)固體試樣中的(de)(de)(de)水(shui)(shui)(shui)份測定。高(gao)校實驗室儀器生產(chan)

濰坊實驗室(shi)儀器(qi)(qi)帶你了解電(dian)(dian)子(zi)天(tian)(tian)(tian)平(ping)(ping)，電(dian)(dian)子(zi)天(tian)(tian)(tian)平(ping)(ping)是(shi)實驗室(shi)設(she)備中常見到(dao)的一種(zhong)設(she)備，電(dian)(dian)子(zi)天(tian)(tian)(tian)平(ping)(ping)的種(zhong)類很多，可(ke)從電(dian)(dian)子(zi)天(tian)(tian)(tian)平(ping)(ping)傳感(gan)器(qi)(qi)的種(zhong)類和電(dian)(dian)子(zi)天(tian)(tian)(tian)平(ping)(ping)的精度(du)及用途(tu)來劃(hua)分。如分析天(tian)(tian)(tian)平(ping)(ping)、精密(mi)天(tian)(tian)(tian)平(ping)(ping)、工業天(tian)(tian)(tian)平(ping)(ping)、教學天(tian)(tian)(tian)平(ping)(ping)、珠寶天(tian)(tian)(tian)平(ping)(ping)、工業天(tian)(tian)(tian)平(ping)(ping)、醫療天(tian)(tian)(tian)平(ping)(ping)、動(dong)物天(tian)(tian)(tian)平(ping)(ping)等(deng)等(deng)。按(an)傳感(gan)器(qi)(qi)的種(zhong)類劃(hua)分： 1、電(dian)(dian)磁(ci)平(ping)(ping)衡(heng)式顧名思義，也(ye)就是(shi)利用電(dian)(dian)磁(ci)力平(ping)(ping)衡(heng)原理而制成的電(dian)(dian)子(zi)天(tian)(tian)(tian)平(ping)(ping)。這種(zhong)原理的天(tian)(tian)(tian)平(ping)(ping)．其結(jie)構復雜但精度(du)很高。可(ke)達二(er)百萬(wan)分之一以上的精度(du)，它是(shi)目(mu)前(qian)國際上高精度(du)天(tian)(tian)(tian)平(ping)(ping)普遍采用的一種(zhong)形式。高校實驗室(shi)儀器(qi)(qi)生產惠普的FID檢測器(qi)(qi)在結(jie)構上不太理想，常出現積水、難點火、檢測器(qi)(qi)基流過大(da)現象。

庫侖(lun)水(shui)(shui)(shui)份(fen)(fen)儀(yi)庫侖(lun)水(shui)(shui)(shui)份(fen)(fen)測(ce)(ce)(ce)定(ding)(ding)(ding)儀(yi)常(chang)用(yong)(yong)(yong)來測(ce)(ce)(ce)定(ding)(ding)(ding)氣(qi)體(ti)(ti)中所含(han)水(shui)(shui)(shui)份(fen)(fen)。此(ci)法操(cao)作簡便，應答迅速，特別適(shi)用(yong)(yong)(yong)于(yu)測(ce)(ce)(ce)定(ding)(ding)(ding)氣(qi)體(ti)(ti)中的(de)(de)痕量水(shui)(shui)(shui)份(fen)(fen)。如果用(yong)(yong)(yong)一般的(de)(de)化學方(fang)法測(ce)(ce)(ce)定(ding)(ding)(ding)，則是非常(chang)因(yin)難(nan)的(de)(de)事情(qing)。但電解法不宜用(yong)(yong)(yong)于(yu)堿(jian)性物質或共軛雙烯烴的(de)(de)測(ce)(ce)(ce)定(ding)(ding)(ding)。微波(bo)水(shui)(shui)(shui)份(fen)(fen)儀(yi)微波(bo)水(shui)(shui)(shui)份(fen)(fen)測(ce)(ce)(ce)定(ding)(ding)(ding)儀(yi)利(li)用(yong)(yong)(yong)微波(bo)場干(gan)(gan)燥(zao)樣(yang)品，加速干(gan)(gan)燥(zao)過程，具有測(ce)(ce)(ce)量時間短，操(cao)作方(fang)便，準確度高、適(shi)用(yong)(yong)(yong)范圍廣等(deng)特點，適(shi)用(yong)(yong)(yong)于(yu)糧食、造紙(zhi)、木材、紡(fang)織品和化工(gong)產品等(deng)的(de)(de)顆粒狀、粉末狀及粘稠性固(gu)體(ti)(ti)試樣(yang)中的(de)(de)水(shui)(shui)(shui)份(fen)(fen)測(ce)(ce)(ce)定(ding)(ding)(ding)，還可應用(yong)(yong)(yong)于(yu)石油(you)、煤油(you)及其他(ta)液體(ti)(ti)試樣(yang)中的(de)(de)水(shui)(shui)(shui)份(fen)(fen)測(ce)(ce)(ce)定(ding)(ding)(ding)。

電(dian)(dian)(dian)子(zi)(zi)(zi)天(tian)平(ping)(ping)不僅在化(hua)(hua)學(xue)實驗教(jiao)學(xue)，而且(qie)在其他各行各業的(de)(de)(de)生(sheng)產實踐中(zhong)發揮(hui)著重要作(zuo)用，因此，對(dui)電(dian)(dian)(dian)子(zi)(zi)(zi)天(tian)平(ping)(ping)的(de)(de)(de)正確使用，日常(chang)維護都(dou)應(ying)給予(yu)高度(du)的(de)(de)(de)重視。電(dian)(dian)(dian)子(zi)(zi)(zi)天(tian)平(ping)(ping)作(zuo)為一(yi)種貴重的(de)(de)(de)教(jiao)學(xue)設備(bei)，管理(li)(li)人員應(ying)一(yi)一(yi)了解電(dian)(dian)(dian)子(zi)(zi)(zi)天(tian)平(ping)(ping)，以確保延長電(dian)(dian)(dian)子(zi)(zi)(zi)天(tian)平(ping)(ping)的(de)(de)(de)使用壽(shou)命(ming)，稱量(liang)準確！實驗室分(fen)析(xi)(xi)(xi)(xi)(xi)(xi)儀(yi)器(qi)(qi)(qi)的(de)(de)(de)分(fen)類（一(yi)）、理(li)(li)化(hua)(hua)分(fen)析(xi)(xi)(xi)(xi)(xi)(xi)儀(yi)器(qi)(qi)(qi)（二）、生(sheng)化(hua)(hua)分(fen)析(xi)(xi)(xi)(xi)(xi)(xi)儀(yi)器(qi)(qi)(qi)（三）、物化(hua)(hua)分(fen)析(xi)(xi)(xi)(xi)(xi)(xi)儀(yi)器(qi)(qi)(qi)（四）、常(chang)規實驗儀(yi)器(qi)(qi)(qi)（五）、專業分(fen)析(xi)(xi)(xi)(xi)(xi)(xi)儀(yi)器(qi)(qi)(qi)（六）、樣品處理(li)(li)設備(bei)（七）、電(dian)(dian)(dian)子(zi)(zi)(zi)儀(yi)器(qi)(qi)(qi)設備(bei)理(li)(li)化(hua)(hua)分(fen)析(xi)(xi)(xi)(xi)(xi)(xi)儀(yi)器(qi)(qi)(qi)1、色譜類分(fen)析(xi)(xi)(xi)(xi)(xi)(xi)儀(yi)器(qi)(qi)(qi)2、光(guang)譜類分(fen)析(xi)(xi)(xi)(xi)(xi)(xi)儀(yi)器(qi)(qi)(qi)3、電(dian)(dian)(dian)化(hua)(hua)學(xue)分(fen)析(xi)(xi)(xi)(xi)(xi)(xi)儀(yi)器(qi)(qi)(qi)4、元素分(fen)析(xi)(xi)(xi)(xi)(xi)(xi)儀(yi)器(qi)(qi)(qi)5、光(guang)學(xue)分(fen)析(xi)(xi)(xi)(xi)(xi)(xi)儀(yi)器(qi)(qi)(qi)6、玻璃(li)儀(yi)器(qi)(qi)(qi)平(ping)(ping)時(shi)(shi)還應(ying)經(jing)常(chang)檢(jian)查(cha)糧溫和(he)水分(fen)的(de)(de)(de)變化(hua)(hua)，可(ke)用糧食水分(fen)測定儀(yi)，發現問(wen)題，及時(shi)(shi)處理(li)(li)。

我們在實驗(yan)室中(zhong)經常(chang)會(hui)用到旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)蒸(zheng)發(fa)(fa)器(qi)，那什么(me)是旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)蒸(zheng)發(fa)(fa)器(qi)？具(ju)體要怎么(me)使用呢？濰坊環保檢測(ce)儀器(qi)的(de)(de)經驗(yan)基礎(chu)上(shang)(shang)(shang)總結(jie)如下(xia)(xia)：旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)蒸(zheng)發(fa)(fa)器(qi)，是實驗(yan)室常(chang)用設備，由馬達、蒸(zheng)餾(liu)(liu)(liu)瓶(ping)(ping)、加(jia)熱鍋、冷凝管等部分組成(cheng)的(de)(de)，主(zhu)要用于減壓條(tiao)件(jian)下(xia)(xia)連(lian)續蒸(zheng)餾(liu)(liu)(liu)易揮(hui)發(fa)(fa)性溶劑(ji)，應(ying)(ying)用于化學、化工、生物醫藥等領域。旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)蒸(zheng)發(fa)(fa)器(qi)的(de)(de)使用方法：首先、高低(di)調(diao)節：手動(dong)升降(jiang)，轉(zhuan)(zhuan)動(dong)機(ji)(ji)柱上(shang)(shang)(shang)面手輪(lun)，順轉(zhuan)(zhuan)為上(shang)(shang)(shang)升，逆轉(zhuan)(zhuan)為下(xia)(xia)降(jiang)。電(dian)動(dong)升降(jiang)，手觸上(shang)(shang)(shang)升鍵主(zhu)機(ji)(ji)上(shang)(shang)(shang)升，手觸下(xia)(xia)降(jiang)鍵主(zhu)機(ji)(ji)下(xia)(xia)降(jiang)。第(di)(di)二、冷凝器(qi)上(shang)(shang)(shang)有兩個外(wai)接(jie)頭是接(jie)冷卻水(shui)(shui)用的(de)(de)，一(yi)頭接(jie)進水(shui)(shui)，另一(yi)頭接(jie)出(chu)水(shui)(shui)，一(yi)般(ban)(ban)接(jie)自(zi)來水(shui)(shui)，冷凝水(shui)(shui)溫度越低(di)效果越好(hao)，上(shang)(shang)(shang)端(duan)口裝抽(chou)真(zhen)(zhen)空(kong)接(jie)頭，接(jie)真(zhen)(zhen)空(kong)泵皮管抽(chou)真(zhen)(zhen)空(kong)用的(de)(de)。第(di)(di)三、開機(ji)(ji)前先將調(diao)速旋(xuan)(xuan)(xuan)鈕左旋(xuan)(xuan)(xuan)到小，按下(xia)(xia)電(dian)源開關指示(shi)燈亮，然后慢慢往(wang)右(you)旋(xuan)(xuan)(xuan)至所需要的(de)(de)轉(zhuan)(zhuan)速，一(yi)般(ban)(ban)大蒸(zheng)發(fa)(fa)瓶(ping)(ping)用中(zhong)，低(di)速，粘度大的(de)(de)溶液(ye)用較低(di)轉(zhuan)(zhuan)速.燒(shao)(shao)瓶(ping)(ping)是標準(zhun)(zhun)接(jie)口24號，隨(sui)機(ji)(ji)附500ml,1000ml兩種燒(shao)(shao)瓶(ping)(ping)，溶液(ye)量一(yi)般(ban)(ban)不超(chao)過(guo)50%為適宜。第(di)(di)四(si)、使用時(shi)，應(ying)(ying)先減壓，再開動(dong)電(dian)機(ji)(ji)轉(zhuan)(zhuan)動(dong)蒸(zheng)餾(liu)(liu)(liu)燒(shao)(shao)瓶(ping)(ping)，結(jie)束時(shi)，因先停電(dian)動(dong)機(ji)(ji)，再通大氣，以防(fang)蒸(zheng)餾(liu)(liu)(liu)燒(shao)(shao)瓶(ping)(ping)在轉(zhuan)(zhuan)動(dong)中(zhong)脫落(luo)。紅外(wai)線水(shui)(shui)份測(ce)定(ding)儀水(shui)(shui)份測(ce)定(ding)基準(zhun)(zhun)的(de)(de)公認標準(zhun)(zhun)測(ce)定(ding)法也被稱(cheng)之(zhi)為(105°C5小時(shi)法）等。高校實驗(yan)室儀器(qi)生產

凝膠(jiao)時間是臨界加(jia)工(gong)時間，因(yin)為(wei)材(cai)料的(de)凝膠(jiao)點過后，材(cai)料不(bu)能再流動(dong)，從而不(bu)可能再進行加(jia)工(gong)。高校實驗室儀器生產(chan)

電(dian)(dian)子(zi)分(fen)(fen)(fen)析(xi)天(tian)(tian)平(ping)，具有(you)全(quan)(quan)自動故障(zhang)檢(jian)測，外(wai)置(zhi)砝(fa)碼(ma)(ma)，自動校準(zhun)，全(quan)(quan)部線性四(si)點校準(zhun)，超載保(bao)(bao)護(hu)等(deng)多種應(ying)用(yong)程(cheng)序(xu)。電(dian)(dian)子(zi)分(fen)(fen)(fen)析(xi)天(tian)(tian)平(ping)人性化設計，結構(gou)新(xin)穎，五面(mian)全(quan)(quan)透(tou)(tou)明超白玻璃風罩，性能好，具有(you)新(xin)一(yi)代電(dian)(dian)磁式稱量(liang)(liang)傳感器，使產品(pin)的(de)(de)(de)(de)精(jing)度(du)有(you)了可靠保(bao)(bao)障(zhang)。那(nei)么電(dian)(dian)子(zi)分(fen)(fen)(fen)析(xi)天(tian)(tian)平(ping)使用(yong)時(shi)(shi)要注(zhu)意(yi)什么：首先、應(ying)隨時(shi)(shi)清潔天(tian)(tian)平(ping)外(wai)部，至少一(yi)周(zhou)清潔一(yi)次。一(yi)般可用(yong)軟(ruan)毛刷，絨(rong)布或麂(ji)皮拂去天(tian)(tian)平(ping) 上的(de)(de)(de)(de)灰塵， 清潔時(shi)(shi)注(zhu)意(yi)不得用(yong)手(shou)直(zhi)接接觸天(tian)(tian)平(ping)零件， 以免(mian)水分(fen)(fen)(fen)遺留在零件上引起金屬氧化和 量(liang)(liang)變。第(di)(di)二、天(tian)(tian)平(ping)室要保(bao)(bao)持高度(du)清潔，清掃(sao)天(tian)(tian)平(ping)室時(shi)(shi)，只能用(yong)帶潮(chao)氣的(de)(de)(de)(de)布擦拭，決不能用(yong)濕(shi)(shi)(shi)透(tou)(tou)的(de)(de)(de)(de) 拖(tuo)把拖(tuo)地。潮(chao)濕(shi)(shi)(shi)物品(pin)切勿帶入室內，以免(mian)增(zeng)加濕(shi)(shi)(shi)度(du)。第(di)(di)三、在電(dian)(dian)子(zi)分(fen)(fen)(fen)析(xi)天(tian)(tian)平(ping)和砝(fa)碼(ma)(ma)附近應(ying)放(fang)有(you)該天(tian)(tian)平(ping)和砝(fa)碼(ma)(ma)實差的(de)(de)(de)(de)檢(jian)定合格證書，以便衡(heng)量(liang)(liang)時(shi)(shi)獲(huo)得準(zhun)確 的(de)(de)(de)(de)必要數據。第(di)(di)四(si)、天(tian)(tian)平(ping)玻璃框內需放(fang)防潮(chao)劑，盡(jin)量(liang)(liang)用(yong)變色硅(gui)膠，并注(zhu)意(yi)更換(huan)。第(di)(di)五、搬動電(dian)(dian)子(zi)分(fen)(fen)(fen)析(xi)天(tian)(tian)平(ping)時(shi)(shi)一(yi)定要卸(xie)下橫(heng)梁、吊耳和秤盤。遠距離搬動還要包裝好。箱外(wai)應(ying)標志方 向和易損符號，并注(zhu)有(you)精(jing)密儀器切勿倒置(zhi)等(deng)字樣。高校實驗(yan)室儀器生產

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