Yuav ua li cas kom tshem tawm npuas nyob rau hauv lub burette? Kev tshem tawm cov npuas hauv burette yog ib kauj ruam tseem ceeb hauv kev titration, uas cuam tshuam ncaj qha rau cov txiaj ntsig tshawb pom. Tom qab ntawd, yuav ua li cas kom zoo thiab sai tshem tawm cov npuas hauv cov burette? Ua ntej, dab tsi yog qhov cuam tshuam ntawm npuas hauv cov burette ntawm qhov kev xeem? 1. Yog muaj

lab Glassware siv thiab cov khoom Glassware yog ib qho ntawm cov cuab yeej siv feem ntau hauv chav kuaj, thiab tsis muaj cov khoom tuaj yeem kwv yees nws. Txawm li cas los xij, txhawm rau kom siv cov iav iav zoo dua, ntxiv rau cov kev txawj ua haujlwm yooj yim, nws tseem ceeb heev kom nkag siab txog cov khoom siv iav, uas yuav ua rau koj nkag siab tob dua.

Cov tsev kawm ntawv qib siab hauv Nyij Pooj tau ua tiav 5 cov ntsiab lus Cov kev tshawb fawb ntawm Japanese universities yog nyob rau hauv pem hauv ntej ntawm lub ntiaj teb no, thiab kev tshawb fawb ua hauj lwm kuj yog heev nquag, thiab cov no yog feem ntau ntaus nqi rau lawv cov kev qhia txaus, qhov chaw dav dav thiab cov cuab yeej siv siab heev. Daim ntawv no qhia txog kev sim ib puag ncig thiab kev sim cov xwm txheej, kev sim raw

Vim li cas thiaj siv iav cuvettes? Keeb kwm, reusable quartz cuvettes yuav tsum tau rau kev ntsuas nyob rau hauv lub ultraviolet ntau yam, vim hais tias iav thiab plastics feem ntau nqus ultraviolet lub teeb, tsim kev cuam tshuam. … Cov iav, yas thiab quartz cuvettes yog txhua yam tsim nyog rau kev ntsuas ntawm qhov ntev wavelengths, xws li nyob rau hauv lub teeb pom kev. Vim li cas iav cuvette tsis haum rau UV? iav hlwb feem ntau yog nyob rau hauv

txij nkawm cov cuab yeej precision Rau cov cuab yeej sib txawv, muaj qee qhov kev xav tau tshwj xeeb. Siv lub atomic fluorescence spectrometer ua piv txwv, nws yuav ua rau muaj teeb meem hauv qab no hauv chav kuaj ib puag ncig: tus nqi fluorescence yog txawv txav thaum lub sij hawm xeem, cov kab xeem fluctuates heev; hydrogenation atomizer tsis muaj nplaim taws; xeem tsis muaj kab xeem

Kev tu tus qauv rau chav kuaj iav 1. tshuaj ntxuav tes thiab nws qhov kev siv Cov tshuaj ntxuav feem ntau yog cov xab npum, xab npum ua kua (cov khoom tshwj xeeb), tshuaj ntxuav tes, tshuaj tua kab mob, tshuaj pleev plhu, cov kuab tshuaj organic thiab lwm yam.Tshwj xeeb, kua xab npum, xab npum ntxhua khaub ncaws, thiab lwm yam. Cov hmoov txhuam hniav, siv rau iav, tuaj yeem txhuam ncaj qha nrog txhuam xws li beakers, flasks, fwj; tshuaj pleev ib ce

Yuav siv li cas ntsuas lub tog raj kheej Ib lub tog raj kheej kawm tiav yog ib qho kev ntsuas uas ntsuas qhov ntim ntawm cov kua. Ua ntej siv lub ntsuas ntsuas lub tog raj kheej, peb yuav tsum xub xyuas qhov ntsuas qhov ntsuas thiab qhov ntsuas qhov tsawg kawg nkaus tus nqi ntawm lub tog raj kheej ntsuas. Thaum nyeem ntawv, ntsuas lub tog raj kheej yuav tsum tau muab tso rau ntawm lub rooj kab rov tav. Tom qab

Kev siv cov burette Laboratory Burette Feem ntau, cov burettes siv nyob rau hauv cov chaw soj nstuam tshuaj feem ntau muaj xws li tsis-plug burettes, lub rooj burettes, peb-txoj kev piston burettes, ntsaws burettes, thiab sab piston burettes. Ntawm lawv, qhov zoo ntawm plugless burette thiab lub stopper nrog plug burette yog qhov tseem ceeb tshaj plaws. 1. Kev xaiv txoj cai Los ntawm txoj kev xav ntawm

Raws li lub hauv paus tseem ceeb rau kev tshawb fawb txog kev tshawb fawb thiab kev cob qhia cov neeg ua haujlwm, lub chaw soj nstuam muaj kev kub ntxhov thiab muaj xwm txheej tsis tu ncua. Qhov no yog qhov tseeb tshwj xeeb tshaj yog nyob rau hauv cov chaw soj nstuam, uas siv ntau yam tshuaj lom neeg thiab ntau yam khoom siv hluav taws xob, thiab feem ntau muaj kev kub siab, siab siab, nqus tsev vacuum, hluav taws xob, hluav taws xob sib nqus, muaj zog (zoo siab) lub teeb thiab lwm yam.

Yuav ua li cas ntxuav cov cuab yeej iav hauv chav kuaj Cov cuab yeej iav feem ntau siv hauv chav kuaj xws li beakers, cov raj ntsuas, burettes, pipettes, volumetric flasks, thiab lwm yam. Cov cuab yeej yuav stained nrog roj, nplai, xeb, thiab lwm yam thaum siv. Yog tias nws tsis raug ntxuav hauv lub sijhawm, nws yuav ua rau cov txiaj ntsig tsis raug thiab txawm tias muaj kev cuam tshuam tsis zoo rau