Palibe magulu

Chubu ichi choyesera cha COD chidapangidwa molunjika komanso magwiridwe antchito m'malingaliro. Imakhala ndi zomangamanga zolimba zomwe zimatha kupirira zovuta za kuyesa kwa COD, kuphatikiza kutentha kwambiri komanso kukhudzana ndi mankhwala osiyanasiyana.

16mm COD Test Tube ndi chubu lagalasi lapadera lopangidwira kuyesa kwa Chemical Oxygen Demand (COD) mu labotale. Ili ndi mainchesi a 16mm, yopatsa malo okwanira kusonkhanitsa ndi kusanthula zitsanzo. Chubucho chimapangidwa ndi galasi lapamwamba kwambiri, kuwonetsetsa kukhazikika komanso kuyanjana kwamankhwala pamiyezo yolondola komanso yodalirika ya COD.

Kufunika kwa okosijeni wa Chemical ndichiyeso chofunikira kwambiri pakuwunika kuchuluka kwa zonyansa ndi madzi otayira asanatulutsidwe. Mayeso a Chemical Oxygen Demand (COD) amalosera za oxygen yomwe imafunikira m'madzi otayira ndipo amagwiritsidwa ntchito poyang'anira ndikuwongolera kutayira, ndikuwunika momwe chomera chimagwirira ntchito. Mphamvu ya madzi otayira kapena otayidwa pamadzi omwe akulandira zimanenedweratu ndi kufunikira kwake kwa okosijeni. Zili choncho chifukwa kuchotsedwa kwa okosijeni m’madzi achilengedwe kumachepetsa mphamvu yake yochirikizira zamoyo za m’madzi. Kuyesa kwa COD chifukwa chake kumachitidwa monga mwachizolowezi m'ma laboratories a zamadzi ndi makampani amakampani.

Aijiren COD Test Tube ndi yaying'ono kukula kwake komanso yopepuka. Itha kuyesedwa popanda zida za labotale ndi akatswiri; zimangotenga mphindi 3-5 kuyesa chitsanzo, popanda zida zowonjezera kapena zida, ndipo ndizosavuta kugwiritsa ntchito.

Mbale COD digestion ndi ziwiya zapadera zomwe zimagwiritsidwa ntchito posanthula mankhwala pozindikira kuchuluka kwa oxygen (COD) yamadzi. COD ndi muyeso wa kuchuluka kwa okosijeni wofunikira kuti apange ma oxidize organic ndi inorganic mankhwala omwe amapezeka m'madzi.
Mbalezi nthawi zambiri zimapangidwa ndi galasi lapamwamba kwambiri kapena galasi la borosilicate, lomwe silingagwirizane ndi machitidwe a mankhwala ndipo limatha kupirira kutentha kwakukulu kofunikira pa ndondomeko ya COD. Mbale zapangidwa kuti agwire enieni buku la chitsanzo madzi ndi reagents zofunika kwa COD mayeso.

Test Tube ndi mawu omwe angatanthauze zinthu zosiyanasiyana malinga ndi nkhaniyo. Pazasayansi, chubu choyesera ndi galasi lozungulira kapena chubu lapulasitiki lomwe limagwiritsidwa ntchito kusunga ndi kusakaniza madzi pang'ono poyesera m'ma laboratories. Amagwiritsidwa ntchito kwambiri mu chemistry, biology, ndi maphunziro ena asayansi.
M'njira zambiri, "Test Tube" ingatanthauzenso njira ya YouTube yotchedwa "TestTube," yomwe ndi njira yotchuka ya sayansi ndi maphunziro ya Discovery Digital Networks. Njirayi imakhala ndi mitu yambiri, kuphatikizapo sayansi, luso lamakono, mbiri yakale, ndi chikhalidwe, ndipo imapereka mavidiyo ofotokozera komanso osangalatsa kwa owonera.

Glass test chubu ndi chidebe chozungulira chopangidwa ndi galasi chomwe chimagwiritsidwa ntchito m'ma labotale asayansi kusungira, kusakaniza, ndikutenthetsa zinthu zazing'ono zamadzimadzi kapena zolimba. Machubu oyesera nthawi zambiri amakhala otseguka kumapeto kwina ndipo amakhala pansi mozungulira kapena pang'ono. Amabwera mosiyanasiyana, kuyambira masentimita angapo mpaka masentimita angapo m'litali.
Machubu oyesera amapangidwa kuti azitha kupirira kutentha kwambiri komanso kusintha kwamankhwala, kuwapangitsa kukhala oyenera kuyesa ndi kusanthula kosiyanasiyana.

Kuyeza kwa COD ndichizindikiro chabwino cha zinthu zoipitsa organic m'madzi oipa a m'mafakitale okhala ndi ma cyanides ndi zitsulo zolemera. Kuyesa COD kumathandizira kuti zinthu zisinthe msangamsanga mavuto aakulu asanayambe.

Kuyesa kwa COD ndi chizindikiro chabwino cha zoipitsa organic m'madzi otayidwa m'mafakitale okhala ndi ma cyanides ndi zitsulo zolemera. Kuyesa kwa COD kumathandizira kuyankha mwachangu pakusintha kwamavuto asanachitike. 

COD Test Tube imapangidwa ndi galasi la borosilicate, lomwe lingachepetse kusintha kwa pH ndi zonyansa zomwe zimatha kutuluka mu galasi la soda. Chubu choyezera kugayidwa kwa magalasi chingagwiritsidwe ntchito kusanthula kutentha kopitilira 130 digiri Celsius. Amapangidwa ndi malo osungiramo ma labotale pazolinga zosiyanasiyana ndipo amatha kunyamula chilichonse.

20ml madzi chitsanzo selo ndi kapu, momveka, 25 * 60mm, pansi lathyathyathya; 25mm Mbale zoyeserera za FTU, ma PC 6/pk

Mbale za Autosampler


Kukula: 25x60mm, 25x95mm
25mm FTU Mayeso a Mbale

The 16mm COD Test Tube yopangidwa ndi Aijiren imagwiritsidwa ntchito kwambiri posanthula mankhwala mu labotale. Aijiren amakhulupirira kuti COD Test Tube imafuna zida zapamwamba komanso ukadaulo wapamwamba kuti amalize kupanga, motero Aijiren amatcheru kwambiri kupanga COD Test Tube. Aijiren wakhala akugwira ntchito yogwiritsira ntchito chromatography ndi zaka 20 zopanga. Iye amasungabe cholinga chake choyambirira ndipo amaika kuwongolera kwazinthu poyambirira.

COD Test Tube ndi imodzi mwazinthu zazikulu za Aijiren. Ikhoza kumaliza mayesero ambiri ofunikira, monga digestion colorimetry, kuyesa kwa madzi, kuyesa kwa oxygen, ndi zina zotero. COD Test Tube yopangidwa ndi Aijiren ili ndi inertness yapamwamba, yabwino komanso chubu yokhazikika. Aijiren wakhala wopanga zodziwika bwino za chromatography kumwera kwa China chifukwa cha mtundu wabwino wa COD Test Tube.

Ma COD Test Tubes opangidwa ndi Aijiren nthawi zambiri amagwiritsidwa ntchito poyesera digestion colorimetric. Kuyesera kwamtunduwu kuli ndi zofunikira kwambiri pa COD Test Tubes ndipo kumakhala ndi ntchito zambiri. Mankhwala, mafuta, mankhwala, khalidwe la madzi, etc. onse ayenera kugwiritsa ntchito chimbudzi colorimetric kuyesa. kuyesa. Machubu Oyesa a Aijiren a COD amatha kukwaniritsa zofunikira pazakudya pakuyesa kwamtundu wa digestion.

Ma COD Test Tubes opangidwa ndi Aijiren nthawi zambiri amagwiritsidwa ntchito pozindikira kufunikira kwa oxygen. Galasi yomwe imagwiritsidwa ntchito mu COD Test Tubes yopangidwa ndi Aijiren imakhala ndi kutentha kwambiri, kukana kwa dzimbiri, ndipo imatha kuteteza zitsanzo popanda kukhudza zotsatira zoyesera. Zopangira za Aijiren ndizapamwamba kwambiri komanso zopanga zambiri, zokhala ndi mitengo yabwino yazogulitsa, ndizogulitsa zapamwamba kwambiri zopangira ma chromatographic.

Chubu cha COD choperekedwa ndi Aijiren chimagwiritsa ntchito galasi lapamwamba kwambiri, lomwe ndi lopanda mphamvu kwambiri ndipo silingagwirizane ndi ma reagents. Kudzera mu mayeso a chubu a Aijiren COD, nthawi yofunikira pakuyezera imafupikitsidwa kwambiri, makamaka pakuwunika kokhazikika ndi kuyeza kwa mndandanda, zomwe zimachepetsa kwambiri ntchito.

Ndizofunikira kudziwa kuti ngati ma COD Tubetests omwe amagwiritsidwa ntchito ali ndi asidi amphamvu a sulfuric acid ndi mankhwala ena, ma reagents ayenera kusamaliridwa mosamala. Zinthu zomwe zili m'mapaipi ziyenera kutayidwa malinga ndi zofunikira za akuluakulu a boma. Machubuwa atha kugwiritsidwa ntchito kamodzi kokha ndipo sangathe kugwiritsidwanso ntchito.

Ndi mayeso a chubu a Aijiren COD, wogwiritsa ntchito aliyense amatha kuzindikira mosavuta komanso kuzindikira madzi molondola. Nthawi yofunikira pakuyezera imafupikitsidwa kwambiri, makamaka pakuwunika kokhazikika ndi kuyeza kwa mndandanda, pomwe kumachepetsa kwambiri ntchito.

COD Test Tube yopangidwa ndi Aijiren ili ndi mphamvu ya 10ml, 12ml, ndi 15ml. Kutalika kwake ndi 16 mm. Nthawi zambiri amagwiritsidwa ntchito poyesa madzi ndipo amakhala ndi ma reagents amadzimadzi. Amagwiritsidwa ntchito kwambiri m'makampani a petroleum komanso kusanthula kwamankhwala.

PP kapu amapangidwa mu chidutswa chimodzi kuumbidwa inert, mankhwala kusamva polyethylene. Mitsempha ya starburst imalola kuti singano ilowe mosavuta. Wopangidwa kuti azigwiritsidwa ntchito kwambiri, makamaka Msika wa LCMS, kuyera kwa kapu iyi kwa zotulutsa kumakhala pansi pamitundu ya piccogram. Polyethylene yapamwamba iyi ilibe zovuta zoyipitsidwa ndi PTFE\/Silicone septa kuwonetsa pamilingo yotsika, pomwe imasindikizidwa bwino kwambiri.

Kugwiritsiranso ntchito zisoti ndi Mbale kumatsegula kuthekera kwa kuipitsidwa, kuchokera ku zosungunulira (zamadzimadzi kapena nthunzi) zomwe zimagwirizana ndi zinthu za septa komanso mlengalenga. Izi zitha kukhudza kwambiri zotsatira zanu zowunikira, zomwe zimayambitsidwa ndi kuipitsidwa kwachitsanzo, kachitidwe ka mankhwala, kapena kutuluka kwa nthunzi. Zolakwitsa zamtundu ndi kuchuluka zingayambitse, zomwe zimafuna nthawi yambiri, zodula, komanso zokhumudwitsa ndikukonzanso.

Pachiyeso ichi, reagent yopanda kanthu imagwiritsidwa ntchito m'malo mwa madzi omwe alibe kanthu omwe amatchulidwa mu malangizo ogwiritsira ntchito photometer. The reagent akusowekapo anakonza ndi kuwonjezera deionised kapena osungunulidwa madzi kwa reagent chubu ndiyeno kugaya chubu chimodzimodzi monga madzi chitsanzo.
Sikuti kukonzekera reagent akusowekapo nthawi iliyonse mayeso ikuchitika. The reagent akusoweka chubu akhoza kukhala okonzeka mlungu uliwonse ndi ntchito mobwerezabwereza ndi zitsanzo zonse anakonza kuchokera mtanda womwewo wa reagent machubu. The reagent akusowekapo ayenera kusungidwa mu mdima pakati ntchito.

Kufunika kwa okosijeni wa Chemical ndichiyeso chofunikira kwambiri pakuwunika kuchuluka kwa zonyansa ndi madzi otayira asanatulutsidwe. Mayeso a Chemical Oxygen Demand (COD) amalosera za oxygen yomwe imafunikira m'madzi otayira ndipo amagwiritsidwa ntchito poyang'anira ndikuwongolera kutayira, ndikuwunika momwe chomera chimagwirira ntchito. Mphamvu ya madzi otayira kapena otayidwa pamadzi omwe akulandira zimanenedweratu ndi kufunikira kwake kwa okosijeni. Zili choncho chifukwa kuchotsedwa kwa okosijeni m’madzi achilengedwe kumachepetsa mphamvu yake yochirikizira zamoyo za m’madzi. Kuyesa kwa COD kumachitidwa ngati chizolowezi m'ma laboratories amadzi ndi makampani opanga mafakitale.

Ndi mayeso a chubu a Aijiren COD, wogwiritsa ntchito aliyense amatha kuzindikira mosavuta komanso kuzindikira madzi molondola.
Nthawi yofunikira pakuyezera imafupikitsidwa kwambiri, makamaka pakuwunika kokhazikika ndi kuyeza kwa mndandanda, pomwe kumachepetsa kwambiri ntchito.
The COD Test chubu ili ndi mlingo wolondola wa reagent. Chifukwa chake, kuchuluka kwa mankhwala kumapewedwa ndipo chitetezo chantchito chimapangidwa bwino.

Mayeso a Chemical Oxygen Demand (COD) amagwiritsidwa ntchito kwambiri ngati muyeso wa kuipitsidwa kwa organic pozindikira kuchuluka kwa okosijeni wofunikira kuti makutidwe ndi okosijeni amitundu yocheperako kuphatikiza zinthu zamoyo, m'chitsanzo chamadzi pogwiritsa ntchito oxidizing agent, kutentha ndi kuchepetsa nthawi. Kuyesa kwa COD ndi chizindikiro chabwino cha zoipitsa organic m'madzi otayidwa m'mafakitale okhala ndi ma cyanides ndi zitsulo zolemera. Kuyesa kwa COD kumathandizira kuyankha mwachangu pakusintha kwamavuto asanachitike.

Tsatanetsatane wa Mayeso a Chemical Oxygen Demand:

2mL ya madzi kapena madzi a watse amawonjezedwa ku chubu la chikhalidwe cha galasi la 16mm lomwe lili ndi digestion reagent ndi chothandizira. Chubucho chimakutidwa ndi polypropylene, kapu ya PTFE yokhala ndi mizere ndikutenthedwa mu chipika cha 150C kwa maola awiri. Chromium ya lalanje ya Hexavalent imachepetsedwa kukhala chromium yobiriwira yobiriwira. Kusanthula kwa njira ya spectrophotometric ndi 5-150ppm (yoyesedwa pa 420nm).

Ma COD Tubetests omwe amagwiritsidwa ntchito ali ndi sulfuric acid ndi mankhwala ena, kotero ma reagents ayenera kusamaliridwa mosamala. Zomwe zili mupaipi ziyenera kutayidwa malinga ndi zofunikira za akuluakulu a boma.
Machubu oyesera awa ndi ovomerezeka a SGC. Machubuwa atha kugwiritsidwa ntchito kamodzi kokha, kotero sangathe kugwiritsidwanso ntchito.

Kuti mugwiritse ntchito chotenthetsera cha digito poyesa COD, ikani kutentha pa chiwonetsero cha digito kufika 150°C. Palibe chifukwa chotenthetsera chotenthetsera chapamwamba kuposa chomwe chatchulidwa chifukwa izi zingayambitse ngozi chifukwa cha kuchuluka kwa mphamvu mu machubu a COD.

Oyenera ma colorimeter ndi zida zoyesera pamsika
Komanso oyenera zida ndi zida mayeso
Zosavuta kutsegula Mbale zomata zimachotsa chiopsezo cha kuipitsidwa
Wonjezerani moyo wa alumali mpaka zaka zisanu
Amagwiritsidwa ntchito poyesa madzi onyansa a tauni; Kuyesa kwamadzi otayira m'mafakitale ndi kuwongolera njira; kuyesa madzi zachilengedwe

Tsegulani chubu choyesera cha COD, igwireni pakona ndikuwonjezera pang'onopang'ono
2.0 mL wa pretreated chitsanzo njira kuchokera anachita chubu popanda kusakaniza kuti awiri osiyana zigawo
Kugwiritsa ntchito
Pewani kapu mosamala kuti muyese chubu, gwira chubu ndi kapu, ikani chubu mu botolo lachitetezo ndikugwedezani
(Chenjezo, chubu choyesera chimakhala chotentha). Ikani chubu mu chotenthetsera chipika. Yambani pulogalamu yotenthetsera.
Pambuyo pa 2 h chotsani chubu choyezera pa chotenthetsera chotenthetsera, lolani kuti chizizire mpaka kutentha ndikugwedezani pang'ono
Botolo la Reagent
Yesani kunja kwa chubu choyesera ndi kuyeza.
Sinthani chithunzithunzi kukhala ziro pogwiritsa ntchito mtengo wopanda kanthu "NULL"

Kufunika kwa okosijeni wa Chemical ndichiyeso chofunikira kwambiri pakuwunika kuchuluka kwa zonyansa ndi madzi otayira asanatulutsidwe. Mayeso a Chemical Oxygen Demand (COD) amalosera za oxygen yomwe imafunikira m'madzi otayira ndipo amagwiritsidwa ntchito poyang'anira ndikuwongolera kutayira, ndikuwunika momwe chomera chimagwirira ntchito. Mphamvu ya madzi otayira kapena otayidwa pamadzi omwe akulandira zimanenedweratu ndi kufunikira kwake kwa okosijeni. Zili choncho chifukwa kuchotsedwa kwa okosijeni m’madzi achilengedwe kumachepetsa mphamvu yake yochirikizira zamoyo za m’madzi. Kuyesa kwa COD kumachitidwa ngati chizolowezi m'ma laboratories amadzi ndi makampani opanga mafakitale.

Ndi mayeso a chubu a Aijiren COD, wogwiritsa ntchito aliyense amatha kuzindikira mosavuta komanso kuzindikira madzi molondola.
Nthawi yofunikira pakuyezera imafupikitsidwa kwambiri, makamaka pakuwunika kokhazikika ndi kuyeza kwa mndandanda, pomwe kumachepetsa kwambiri ntchito.
The COD Test chubu ili ndi mlingo wolondola wa reagent. Chifukwa chake, kuchuluka kwa mankhwala kumapewedwa ndipo chitetezo chantchito chimapangidwa bwino.

Mayeso a Chemical Oxygen Demand (COD) amagwiritsidwa ntchito kwambiri ngati muyeso wa kuipitsidwa kwa organic pozindikira kuchuluka kwa okosijeni wofunikira kuti makutidwe ndi okosijeni amitundu yocheperako kuphatikiza zinthu zamoyo, m'chitsanzo chamadzi pogwiritsa ntchito oxidizing agent, kutentha ndi kuchepetsa nthawi. Kuyesa kwa COD ndi chizindikiro chabwino cha zoipitsa organic m'madzi otayidwa m'mafakitale okhala ndi ma cyanides ndi zitsulo zolemera. Kuyesa kwa COD kumathandizira kuyankha mwachangu pakusintha kwamavuto asanachitike. Mbale za COD za Lovibond zimagwirizana ndi BOTH Lovibond ndi Hach® colorimeters.

Kuyesa kwa machubu pakuwunika kwa photometric kukhutitsidwa ndi kuwongolera kwawo kosavuta, chifukwa chake ndiye chisankho choyamba cha chizolowezi, labotale ndi kusanthula ndondomeko. Kuchuluka kolondola komanso kulondola kumaperekedwa pazotsatira zoyezera chifukwa cha ma reagents omwe adayikidwa kale mu 16mm cuvettes ndi ma reagents owonjezera.

Kuyesa madzi a Total Organic Carbon (TOC) sikulinso kumakampani azachilengedwe. Ndi njira zaposachedwa za USP, TOC tsopano ndi nkhawa pamakampani aliwonse omwe amagwiritsa ntchito Madzi Oyeretsedwa ndi Madzi a Injection. Mbale za Aijiren Low Level TOC zimatsukidwa mwapadera ndikupakidwa kuti muchepetse TOC mpaka yotsika kwambiri, ndikutsimikizira maziko otsika pakuyesa kwanu.

TOC ndi chidule cha Total Organic Carbon. TOC Direct Method yochokera ku Aijiren imapereka njira zodalirika komanso zothandiza kuti malo opangira madzi azitha kuyeza pafupipafupi kaboni wa organic kuti akwaniritse njira zochizira. M'malo mogula chowunikira chamtundu wa TOC chokwera mtengo kapena kutulutsa zowunikira za TOC ku labotale yamakontrakitala, njirayi imatha kupereka zotsatira za TOC - molondola komanso motsika mtengo - pamalo anu pomwe, komanso popanda zinyalala zilizonse zowopsa.

Aijiren wakhala akugwira ntchito yopanga COD test chubu ndi Caps kwa zaka zoposa khumi, tili ndi chidziwitso chochuluka komanso njira zomwe timazidziwa bwino popanga chubu choyesera cha COD chokhala ndi kapu, ndipo titha kutsimikiziranso mtundu wa COD test chubu yopangidwa ndi Aijiren ndi mtengo wokwanira.

Aijiren amagwiritsa ntchito zipangizo zapamwamba kwambiri kupanga 16mm Test Tube for Water Analysis. Kukhutitsidwa kwamakasitomala komanso kuyamikiridwa kwapangitsa Aijiren kukhala m'modzi mwa opanga zida zazikulu kwambiri zama labotale kum'mwera kwa China. Choyamba, Aijiren amamatira cholinga choyambirira kuti atsimikizire mtundu wa 16mm Test Tube for Water Analysis.