Yas kawm tiav kheej 100mL
Lub peev xwm (ml): 5/10/25/50/250/500/500/500/2000/5000
2.Soppered ntsuas lub tog raj kheej
Peev Xwm (ML): 5/10/25/50/250/500/500/500/2000
*** Daim ntawv teev npe rau tag nrho saum toj no, nug peb kom tau txais
Hauj lwm lawm
Kev tsis
Tusyas kawm tiav kheej 100mLyog ib qho ntau yam thiab cov cuab yeej tseem ceeb nyob rau hauv ntau science screatment thiab kuaj. Crafted los ntawm ruaj, tshuaj lom neeg yas, nws muaj ib lub teeb yooj yim tseem tsis tau daws teeb meem rau kev ntsuas thiab hloov ntshav. Lub tog raj kheej cov cim qhia meej, yooj yim thiab cov luam tawm los yog luam tawm raws li lub milliliter lossis txawm tias me dua nce ntxiv, nyob ntawm tus qauv.
Nws cov peev txheej loj 1000mL ua rau nws zoo tagnrho rau tuav ntau cov kua, txo qhov kev ntsuas lossis kev hloov chaw. Qhov dav dav tsim yooj yim nchuav thiab txo qis kev pheej hmoo ntawm cov khoom nchuav, thaum lub hauv paus ruaj khov tseem ceeb thaum siv. Feem ntau siv nyob rau hauv chemistry, biology, thiab kev kawm ua si lub tog raj kheej kuj tseem muaj nuj nqis rau ntau yam tshuaj sim, ua kom muaj kev ntseeg tau ntev thiab ntseeg tau.
Ntxiv mus, nws cov yas kev tsim kho muaj kev nyab xeeb kev nyab xeeb, xws li txo qhov kev pheej hmoo ntawm cov chaw uas muaj kev xaiv nyob hauv ib puag ncig uas muaj kev nyab xeeb. Txawm hais tias rau cov kev sim ua niaj hnub lossis cov ntawv thov tshwj xeeb, 1000mL yas kawm tiav kheej yog ib qho tseem ceeb rau kev ntsuas ua kom raug.
Cov lus qhia
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Cov Ntawv Thov
Kuaj siv
Hauv chemistry chav tsev, ayas kawm tiav kheej 100mLFeem ntau siv rau kev ntsuas thiab sib tov cov khoom loj ntawm cov tshuaj tiv thaiv thiab cov kev daws teeb meem. Nws qhov tseeb, pob tshab cov khoom tso cai rau kev pom yooj yim ntawm cov ntsiab lus, ua kom pom tseeb. Cov kws tshawb nrhiav feem ntau yuav tsum tau ntsuas kev ntsuas ntawm cov kua rau kev sim. Lub durability thiab qhov tseeb ntawm cov yas kawm tiav kheej kheej ua nws haum rau kev siv nquag hauv kev tshawb fawb.
Kev npaj ntawm kev daws teeb meem
Cov kws tshuaj feem ntau yuav tsum tau npaj cov kev daws teeb meem ntawm kev ntau. Lub 1000mL yas kawm tiav lub tog raj kheej tso cai rau kev ntsuas raug ntawm cov kuab tshuaj lom zem, kom ntseeg tau tias qhov kev daws teeb meem kawg nkaus.
01
Sib tov cov tshuaj tiv thaiv
Thaum ua kev sim uas yuav tsum tau sib xyaw ntawm ntau yam reagents, muaj peev xwm loj ntawm lub zog hluav taws xob tsim nyog, yooj yim homogeneity ntawm kev sib xyaw ua zaum kawg.
02
Cov txheej txheem dilution
Diluting concentrated cov kev daws teeb meem kom ua tiav qhov kev xav tau xav tau yog ib txoj haujlwm hauv Chemistry. Cov cim kawm tiav ntawm lub tog raj kheej pab kom haum ntawm ob qho kev daws teeb meem thiab kev rau txim, kom muaj kev cuam tshuam cov dilution sib piv.
03
Lub Neej Kev sim
Hauv lub titration, qhov twg ntim ntawm ib qho kev daws teeb meem ntxiv rau kev daws teeb meem yog qhov kev daws teeb meem ntawm cov tshuaj tua hluav taws xob, nyob ntawm kev sim teeb tsa.
04
Cia thiab Hloov
Thaum tsis muaj kev daws teeb meem ntev, lub tog raj kheej tuaj yeem tuav cov dej loj ntawm cov kua hauv cov thawv lossis xa tawm mus rau hauv cov hlab kev tawm tsam.
05
Kev Kawm Ntawv
Hauv cov tsev kawm txuj ci,yas kawm tiav kheej 100mLyog siv los qhia cov tub ntxhais kawm txog kev ntsuas, ntim, thiab cov siab. Lawv yog qhov zoo tshaj plaws rau kev ua haujlwm ntawm kev sim thiab ua qauv qhia. Cov khoom siv thooj voos kheej no feem ntau suav nrog hauv txoj kev siv cov tub ntxhais kawm cov khoom siv, muab kev pab them nqi kho kom zoo thiab tsim nyog los teeb tsa cov haujlwm tshiab lossis ua kom rov ua haujlwm tshiab.
Qhia Kev Ntsuas thiab Ntim
Kev Pom Kev Pom:
Qhov tseeb, kev tsim pob tshab ntawm cov yas tiav cov thooj voos kheej kheej rau cov tub ntxhais kawm kom pom cov qib ua kom muaj kev sib raug zoo. Qhov kev pab pom no pab cov tub ntxhais kawm nkag siab tias yuav nyeem li cas thiab txhais cov lus kom raug.
Cov Tswv Yim Thov:
Los ntawm kev siv cov kheej kheej kheej rau hauv kev sim, cov tub ntxhais kawm tau txais cov kev paub hauv kev ntsuas dej, uas txhawb txoj kev paub txog theoretical. Lawv kawm ua kom haum rau cov meniscus (nkhaus pom nyob rau sab saum toj ntawm kem kua) nrog cov qhab nia kawm tiav, ib qho txuj ci tseem ceeb rau kev ntsuas yog.
Txhawb kev kawm ntxiv:
Cov cim kawm tiav ntawm lub tog raj kheej, uas feem ntau suav nrog ob qho tib si milliliter thiab centiliter ntxiv, cia cov tub ntxhais kawm los xyaum ntsuas kev ntsuas ntsuas cov khoom sib txawv. Qhov kev nce ntxiv no pab txhim kho lawv cov kev ntseeg siab thiab ua tau zoo hauv kev siv cov cuab yeej ntsuas.
Nkag siab
Kev Npaj Ntshav:
Hauv chav kawm Chemistry, cov tub ntxhais kawm siv cov thooj voos kheej kheej los npaj cov kev daws teeb meem tshwj xeeb. Los ntawm kev ntsuas ntsuas kom haum ntawm solute thiab cov kuab tshuaj, lawv kawm paub meej yog cuam tshuam los ntawm cov nyiaj ntawm cov kuab tshuaj ntawm cov kuab tshuaj.
Dilution cov txheej txheem:
Kawm cov thooj voos kheej kheej yog qhov tseem ceeb rau kev ua tiav cov txuj ci, qhov chaw cov tub ntxhais kawm kawm xam thiab ntsuas cov ntim uas yuav tsum tau ua kom tau qhov kev xav tau. Qhov kev paub ntawm tes no pab lawv nkag siab txog kev sib raug zoo ntawm kev nkag siab, ntim, thiab dilution factor.
Conventration suav suav:
Los ntawm kev sim, cov tub ntxhais kawm tuaj yeem thov cov qauv los ua kom suav cov kev ua kom haum, xws li molarity lossis feem pua los ntawm ntim. Kev siv cov kheej kheej kheej ua cov kev suav no ua rau cov tub ntxhais kawm tau, thaum cov tub ntxhais kawm tuaj yeem ntsuas cov kua los cuam tshuam nrog.
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Kev Siv Siv
Hauv kev tsim cov txheej txheem, kho kom haum ntawm cov kua yog qhov tseem ceeb. Ibyas kawm tiav kheej 100mLYuav siv tau los ntsuas cov khoom xyaw, cov kuab tshuaj, lossis lwm yam kua uas yuav tsum muaj nyob hauv kev tsim khoom. Cov chaw tswj tau zoo hauv kev lag luam xws li cov khoom noj thiab khoom noj kom meej, thiab kws tshuaj pleev ib ce siv cov khoom lag luam zoo meej thiab cov ncauj lus tshwj xeeb.
Qhov tseem ceeb ntawm kev ntsuas qauv zoo hauv kev tsim khoom
Kev Tswj Xyuas Zoo:
Qhov tseeb kev ntsuas ntawm cov kua yog qhov tseem ceeb rau kev tswj cov khoom lag luam zoo ib yam. Hauv kev lag luam xws li cov chaw ua tshuaj, tshuaj pleev ib ce, thiab dej haus, kev nyab xeeb me me, thiab hnov cov khoom kawg ntawm cov khoom kawg.
Cov Txheej Txheem Ua Haujlwm:
Cov kev ntsuas kho kom zoo pab ua kom zoo dua cov txheej txheem tsim kev tsim qauv los ntawm kev ua kom muaj cov khoom xyaw kom raug lossis cov kuab tshuaj yog siv. Qhov no txo cov khib nyiab, minimizes cov nqi ntau lawm, thiab txhim kho cov kev ua haujlwm ntau zaus.
Ua raws li cov qauv:
Ntau yam tsim khoom lag luam muaj kev tswj hwm nruj uas yuav tsum tau ntsuas kev ntsuas thiab cov ntaub ntawv ntawm cov khoom xyaw. Siv cov cuab yeej ntsuas ntsuas ntsuas tau zoo xws li 1000mL yas pab ua raws cov qauv thiab zam cov teeb meem kev cai lij choj.
Siv tau ntawm 1000ML yas kawm thooj voos kheej kheej
Cov khoom siv tau yooj yim:
Hauv kev tsim cov khoom lag luam ntau yam, xws li cov tshuaj lom neeg, pleev xim, thiab cov nplaum, yuav tsum ntsuas cov khoom xyaw tshwj xeeb ntawm cov khoom xyaw. Lub 1000mL yas kawm tiav lub tog raj kheej tso cai rau kev ntsuas raug ntawm cov khoom xyaw no, kom muaj cov tshuaj sib raug zoo no tau siv hauv kev tsim qauv.
Hnyav tuav:
Cov kuab tshuaj yog feem ntau siv rau kev tsim cov txheej txheem rau kev ua kom yaj, diluting, lossis tu lub hom phiaj. Lub durability thiab tshuaj lom neeg kuj ntawm cov yas kawm thooj voos kheej kheej ua rau lawv zoo tagnrho rau lawv zoo li lawv tuaj yeem tiv thaiv tau kom muaj ntau yam tshuaj muaj kev txwv tsis tau kev txwv.
Batch Npaj:
Rau cov khoom loj-ntsuas kev tsim khoom, cov chaw tsim khoom lag luam feem ntau npaj cov khoom lag luam hauv cov ntim tshwj xeeb. Tus 1000mL lub peev xwm ntawm cov thooj voos cua nab rau rau kev ntsuas cov kua loj uas muaj cov khoom lag luam tseem ceeb, txhawb nqa cov khoom lag luam sib xws thiab txo qhov kev xav tau ntawm cov kev xav tau ntau zaus.
Kev Ntsuas Kev Ntsuas Zoo:
Hauv kev paub tseeb cov txheej txheem, cov tuam txhab yuav tsum tau sim ntsuas qhov tseem ceeb lossis huv cov kua. Cov thooj voos kheej kheej tau siv los npaj cov qauv rau kev sim, kom pom tseeb tias cov ntim tseeb yog coj mus tsom xam.
Tsim nta
Yas kawm tiav kheej 100mLFeem ntau ua los ntawm cov ntaub ntawv xws li polypropylene lossis polyethylene lossis polyethylene, uas ua rau pom zoo ua rau muaj tshuaj lom neeg. Qhov tsis kam ua kom ntseeg tau tias lub tog raj kheej tsis thuam lossis hnov mob nrog cov kua ntsuas tau ntsuas, tswj nws cov qauv kev sib raug zoo thaum lub sijhawm. Tsis zoo li iav, yas thooj voos kheej kheej yog tsawg dua dhau los ua kom tawg raws li kev cuam tshuam. Qhov no ua rau lawv zoo tagnrho rau kev siv hauv kev tshawb fawb tsis khoom uas muaj kev poob qis lossis ua pob muaj feem ntau. Lawv txoj kev muaj zog txo qhov kev pheej hmoo ntawm cov kev pheej hmoo ntawm cov tshuaj tsw qab thiab paug, uas tuaj yeem cuam tshuam cov txiaj ntsig kev sim ua kom tiav. Lub durability ntawm yas thooj voos kheej txhais tau tias lawv tuaj yeem tiv thaiv kev siv thiab ntxuav tu lawv qhov tseeb lossis dhau los. Qhov kev ua tau zoo no yog tus nqi-ua tau zoo, raws li cov kws tshawb nrhiav tsis tas yuav tsum hloov pauv cov khoom puas lawm. Yas thooj voos kheej kheej feem ntau sib dua dua li lawv cov iav counterparts, ua rau lawv yooj yim dua los lis thiab ncuav, tshwj xeeb yog thaum muaj kev cuam tshuam nrog cov khoom loj. Qhov no txo qis fatumour thaum sim kev sim ntev thiab txo qis kev pheej hmoo ntawm kev rov ua kom raug mob. Zoo siab yas kawm thooj voos kheej kheej yog tsim nrog cov qib kev ntsuas uas tso cai rau kev ntsuas yog qhov tseeb. Cov kev kawm no feem ntau yog ntsuas kom tau raws cov qauv tshwj xeeb, kom ntseeg tau cov kws tshawb fawb tuaj yeem txais cov ntaub ntawv txhim khu kev qha.
Cim npe nrov: YAS GRADUATED KHEEJ KHEEJ 1000mL, Tuam Tshoj Yas Yas Kawm Ntawv, Chaw Tsim Tshuaj, Hoobkas
Tom ntej
Ntiaj Teb Pob Zeb Pm 400Xa kev nug
