99精品久久久久精品双飞_人与禽性视频77777_久久精品人人做人人爽_欧美性受XXXX

當前位置:首頁  >  新聞(wen)中(zhong)心

凱氏定氮儀順利通過客戶驗收
2016-08-18

飼(si)料(liao)行業又(you)一(yi)(yi)企業宜興(xing)天石飼(si)料(liao)有限(xian)公司(si)在(zai)7月中旬(xun)選擇了與(yu)上(shang)海祎鴻(hong)分析儀(yi)器有限(xian)公司(si)合作(zuo)。天石飼(si)料(liao)此前(qian)一(yi)(yi)直都(dou)使(shi)用(yong)(yong)進(jin)(jin)口的(de)凱(kai)氏(shi)定氮儀(yi)。7月初由于進(jin)(jin)口儀(yi)器問題頻(pin)出,已(yi)經無法滿足(zu)正常使(shi)用(yong)(yong)。據(ju)客戶反映,進(jin)(jin)口儀(yi)器不但價格昂貴,而(er)且維(wei)修與(yu)服(fu)務成本(ben)飆升(sheng);經過反復的(de)調研(yan)和比對,客戶認為上(shang)海祎鴻(hong)的(de)凱(kai)氏(shi)定氮...

  • 2022-11-08

    消(xiao)(xiao)煮(zhu)(zhu)爐(lu)(lu)新一代消(xiao)(xiao)煮(zhu)(zhu)設(she)(she)備。它采用(yong)(yong)遠紅外發(fa)熱(re)元(yuan)件作加(jia)熱(re)器,運(yun)用(yong)(yong)恒(heng)(heng)溫(wen)(wen)(wen)(wen)控制(zhi)器來(lai)保持消(xiao)(xiao)煮(zhu)(zhu)過程的(de)(de)溫(wen)(wen)(wen)(wen)度恒(heng)(heng)定(ding)(ding),并用(yong)(yong)時(shi)(shi)(shi)間定(ding)(ding)時(shi)(shi)(shi)器來(lai)自動控制(zhi)規定(ding)(ding)的(de)(de)消(xiao)(xiao)煮(zhu)(zhu)時(shi)(shi)(shi)間,是一種半自動,節能型的(de)(de)專用(yong)(yong)消(xiao)(xiao)煮(zhu)(zhu)設(she)(she)備。使用(yong)(yong)方(fang)法:(一)溫(wen)(wen)(wen)(wen)度的(de)(de)設(she)(she)定(ding)(ding)(出(chu)廠時(shi)(shi)(shi)溫(wen)(wen)(wen)(wen)度已設(she)(she)定(ding)(ding)好(hao),最好(hao)勿動)在消(xiao)(xiao)煮(zhu)(zhu)爐(lu)(lu)右邊的(de)(de)二(er)只儀表(biao)中(zhong),下(xia)面一只為(wei)控溫(wen)(wen)(wen)(wen)儀表(biao)。打開有機(ji)玻(bo)璃(li)防護蓋(gai),可直接用(yong)(yong)儀表(biao)表(biao)面的(de)(de)旋鈕來(lai)調節設(she)(she)定(ding)(ding)所需(xu)的(de)(de)溫(wen)(wen)(wen)(wen)度,溫(wen)(wen)(wen)(wen)度一般設(she)(she)定(ding)(ding)為(wei)225℃,然后蓋(gai)上防護蓋(gai),溫(wen)(wen)(wen)(wen)度設(she)(she)定(ding)(ding)完畢。控溫(wen)(wen)(wen)(wen)儀綠燈(deng)亮(liang)為(wei)加(jia)溫(wen)(wen)(wen)(wen)狀態,紅燈(deng)單獨亮(liang)為(wei)恒(heng)(heng)溫(wen)(wen)(wen)(wen)狀態。(二(er))定(ding)(ding)時(shi)(shi)(shi)時(shi)(shi)(shi)間的(de)(de)設(she)(she)定(ding)(ding)(出(chu)廠時(shi)(shi)(shi)定(ding)(ding)時(shi)(shi)(shi)時(shi)(shi)(shi)間已設(she)(she)定(ding)(ding)好(hao)...

  • 2022-10-10

    離(li)(li)(li)心(xin)(xin)機(ji)是利用(yong)(yong)離(li)(li)(li)心(xin)(xin)力,分(fen)(fen)離(li)(li)(li)液(ye)(ye)體(ti)(ti)(ti)與固(gu)體(ti)(ti)(ti)顆(ke)粒或液(ye)(ye)體(ti)(ti)(ti)與液(ye)(ye)體(ti)(ti)(ti)的(de)(de)(de)混(hun)合物中各組分(fen)(fen)的(de)(de)(de)機(ji)械。離(li)(li)(li)心(xin)(xin)機(ji)主要(yao)用(yong)(yong)于(yu)將(jiang)懸浮液(ye)(ye)中的(de)(de)(de)固(gu)體(ti)(ti)(ti)顆(ke)粒與液(ye)(ye)體(ti)(ti)(ti)分(fen)(fen)開(kai),或將(jiang)乳濁液(ye)(ye)中兩種密度(du)(du)不同,又互(hu)不相溶的(de)(de)(de)液(ye)(ye)體(ti)(ti)(ti)分(fen)(fen)開(kai)(例(li)如從牛奶(nai)中分(fen)(fen)離(li)(li)(li)出奶(nai)油);它也可(ke)用(yong)(yong)于(yu)排除濕固(gu)體(ti)(ti)(ti)中的(de)(de)(de)液(ye)(ye)體(ti)(ti)(ti),例(li)如用(yong)(yong)洗衣機(ji)甩(shuai)干濕衣服;特殊的(de)(de)(de)超速(su)管式(shi)分(fen)(fen)離(li)(li)(li)機(ji)還可(ke)分(fen)(fen)離(li)(li)(li)不同密度(du)(du)的(de)(de)(de)氣體(ti)(ti)(ti)混(hun)合物;利用(yong)(yong)不同密度(du)(du)或粒度(du)(du)的(de)(de)(de)固(gu)體(ti)(ti)(ti)顆(ke)粒在(zai)液(ye)(ye)體(ti)(ti)(ti)中沉降速(su)度(du)(du)不同的(de)(de)(de)特點,有的(de)(de)(de)沉降離(li)(li)(li)心(xin)(xin)機(ji)還可(ke)對(dui)固(gu)體(ti)(ti)(ti)顆(ke)粒按(an)密度(du)(du)或粒度(du)(du)進行分(fen)(fen)級。離(li)(li)(li)心(xin)(xin)機(ji)的(de)(de)(de)客戶(hu)多次使用(yong)(yong)后有的(de)(de)(de)會反映一個(ge)(ge)問(wen)題,那就(jiu)是噪音過大。這個(ge)(ge)問(wen)題大部分(fen)(fen)不是...

  • 2022-03-16

    物質在介質中沉(chen)(chen)淀時還伴有(you)(you)擴散(san)現象(xiang),擴散(san)是無條件的(de)(de)(de),物質的(de)(de)(de)顆(ke)(ke)粒越小(xiao)擴散(san)的(de)(de)(de)范圍便(bian)(bian)越大;而(er)沉(chen)(chen)降(jiang)的(de)(de)(de)是要(yao)受到外(wai)力的(de)(de)(de)作用面試有(you)(you)條件的(de)(de)(de),物體(ti)的(de)(de)(de)質量越大沉(chen)(chen)降(jiang)的(de)(de)(de)速(su)度便(bian)(bian)越快,由(you)于有(you)(you)些(xie)顆(ke)(ke)粒太小(xiao)很難看到其沉(chen)(chen)降(jiang)的(de)(de)(de)過程所以便(bian)(bian)有(you)(you)了高(gao)速(su)冷(leng)(leng)凍(dong)離(li)(li)心(xin)(xin)機(ji)(ji)。簡(jian)述高(gao)速(su)冷(leng)(leng)凍(dong)離(li)(li)心(xin)(xin)機(ji)(ji)主要(yao)工作原理,高(gao)速(su)冷(leng)(leng)凍(dong)離(li)(li)心(xin)(xin)機(ji)(ji)便(bian)(bian)是利用高(gao)速(su)冷(leng)(leng)離(li)(li)心(xin)(xin)機(ji)(ji)凍(dong)離(li)(li)心(xin)(xin)機(ji)(ji)轉子高(gao)速(su)旋轉產生(sheng)的(de)(de)(de)強大的(de)(de)(de)離(li)(li)心(xin)(xin)力,加快液體(ti)中顆(ke)(ke)粒的(de)(de)(de)沉(chen)(chen)降(jiang)速(su)度,把樣(yang)品中不同沉(chen)(chen)降(jiang)系(xi)數(shu)和(he)浮力密度的(de)(de)(de)物質分離(li)(li)開。高(gao)速(su)冷(leng)(leng)凍(dong)離(li)(li)心(xin)(xin)機(ji)(ji)主要(yao)是從液體(ti)混(hun)合物中提煉出需要(yao)的(de)(de)(de)成分,根據每種物質的(de)(de)(de)密度不同,經(jing)過高(gao)速(su)旋轉...

  • 2022-02-24

    消(xiao)化(hua)爐(lu)采用(yong)(yong)井(jing)式(shi)(shi)電(dian)(dian)加(jia)(jia)熱方式(shi)(shi),使(shi)樣(yang)品在井(jing)式(shi)(shi)電(dian)(dian)加(jia)(jia)熱爐(lu)內加(jia)(jia)熱取得較(jiao)佳熱效(xiao)應(ying),提(ti)(ti)高消(xiao)煮速(su)度(du)(du)(du),消(xiao)化(hua)管(guan)內逸(yi)出的(de)SO2等(deng)有(you)害氣(qi)體,通(tong)過排污管(guan)經抽(chou)吸泵(beng)從(cong)水中排入(ru)下(xia)水道,有(you)效(xiao)地抑制(zhi)有(you)害氣(qi)體的(de)外逸(yi)。采用(yong)(yong)智能溫度(du)(du)(du)儀(yi)表數控電(dian)(dian)加(jia)(jia)熱爐(lu)內溫度(du)(du)(du),并(bing)直接顯示溫度(du)(du)(du)值(zhi)。配不銹鋼排污罩(zhao)使(shi)用(yong)(yong)方便采用(yong)(yong)四氟乙稀密封圈(quan),無須更換(huan)。消(xiao)化(hua)爐(lu)采用(yong)(yong)井(jing)式(shi)(shi)電(dian)(dian)加(jia)(jia)熱方式(shi)(shi),使(shi)樣(yang)品在井(jing)式(shi)(shi)電(dian)(dian)加(jia)(jia)熱爐(lu)內加(jia)(jia)熱取得較(jiao)佳熱效(xiao)應(ying),縮短樣(yang)品消(xiao)化(hua)煮解時間(jian),從(cong)而提(ti)(ti)高了蛋白質(zhi)等(deng)有(you)機(ji)物質(zhi)含量測定的(de)檢測速(su)度(du)(du)(du)。加(jia)(jia)熱體(模塊)采用(yong)(yong)紅外石(shi)英管(guan),耐強酸強堿,防爆裂(lie),壽命長,符合...

  • 2022-02-23

    消(xiao)(xiao)化(hua)(hua)(hua)爐(lu)(lu)是凱氏(shi)定(ding)氮(dan)儀的重要(yao)組成部分,按凱氏(shi)定(ding)氮(dan)法原理而設(she)計,其作用(yong)是將有(you)機氮(dan)轉(zhuan)變為無機氮(dan)硫酸銨(an)。消(xiao)(xiao)化(hua)(hua)(hua)爐(lu)(lu)采(cai)用(yong)溫度(du)梯度(du)定(ding)時控制,彌補了傳(chuan)統消(xiao)(xiao)化(hua)(hua)(hua)爐(lu)(lu)的不足,實(shi)現了無人看(kan)守自動消(xiao)(xiao)化(hua)(hua)(hua)的目的。消(xiao)(xiao)化(hua)(hua)(hua)爐(lu)(lu)采(cai)用(yong)井(jing)式電加熱(re)方式,使樣品在井(jing)式電加熱(re)爐(lu)(lu)內(nei)加熱(re)取得(de)較佳熱(re)效應,提高消(xiao)(xiao)煮(zhu)速度(du),消(xiao)(xiao)化(hua)(hua)(hua)管(guan)內(nei)逸出(chu)的SO2等有(you)害氣(qi)體,通(tong)過排(pai)污管(guan)經(jing)抽吸(xi)泵從水中排(pai)入下水道,有(you)效地(di)抑制有(you)害氣(qi)體的外逸。采(cai)用(yong)智能溫度(du)儀表數控電加熱(re)爐(lu)(lu)內(nei)溫度(du),并直接顯示溫度(du)值。配不銹鋼排(pai)污罩(zhao)使用(yong)方便采(cai)用(yong)四氟乙稀(xi)密(mi)封圈,無須更換。消(xiao)(xiao)化(hua)(hua)(hua)爐(lu)(lu)的爐(lu)(lu)內(nei)溫度(du)連續可...

  • 2022-01-17

    自(zi)動(dong)(dong)定(ding)(ding)(ding)氮儀(yi)適用(yong)于食品、飲料、醫藥、農(nong)林漁業(ye)、礦山、化工等(deng)生(sheng)產企業(ye),以及高等(deng)院(yuan)校(xiao)、科研院(yuan)所(suo)、環境監(jian)測、土肥(fei)站(zhan)、農(nong)機站(zhan)、質(zhi)量(liang)監(jian)督檢驗等(deng)科研檢測單位對食品、乳制(zhi)品、天然橡膠、乳膠、種(zhong)子、土壤(rang)、植株、飼料、礦石、污泥及化學沉淀物(wu)等(deng)樣(yang)品中(zhong)對蛋(dan)白(bai)(bai)質(zhi)含(han)(han)量(liang)的智能化測定(ding)(ding)(ding)。自(zi)動(dong)(dong)定(ding)(ding)(ding)氮儀(yi)實驗中(zhong)影響結果的因素(su)和(he)解決方法:自(zi)動(dong)(dong)定(ding)(ding)(ding)氮儀(yi)是根(gen)據(ju)蛋(dan)白(bai)(bai)質(zhi)中(zhong)氮的含(han)(han)量(liang)恒定(ding)(ding)(ding)的原理,通過測定(ding)(ding)(ding)樣(yang)品中(zhong)氮的含(han)(han)量(liang)從而計(ji)算蛋(dan)白(bai)(bai)質(zhi)含(han)(han)量(liang)的儀(yi)器(qi)。因其蛋(dan)白(bai)(bai)質(zhi)含(han)(han)量(liang)測量(liang)計(ji)算的方法叫做自(zi)動(dong)(dong)定(ding)(ding)(ding)氮法,故被稱為自(zi)動(dong)(dong)定(ding)(ding)(ding)氮儀(yi),又(you)名蛋(dan)白(bai)(bai)質(zhi)測定(ding)(ding)(ding)儀(yi)、粗蛋(dan)白(bai)(bai)測定(ding)(ding)(ding)...

共 57 條記錄,當前 2 / 9 頁  首頁  上一頁  下一頁  末頁  跳轉到第頁