Xov xwm

Hydrogen zog tau lees paub tias yog lub zog huv thiab tab tom ua cov roj carbon thiab xoom-carbon zog zog. Txawm li cas los xij, nyob rau hauv kev tsim thiab kev thov cov tshuaj hydrogen roj hlwb, ...

Ozone cov ntaub ntawv tseem ceeb hauv kev tiv thaiv ntau yam, feem ntau hauv kev tiv thaiv hauv qab no: Ozone Detectors ua lub luag haujlwm tseem ceeb hauv kev soj ntsuam zoo. Lawv tuaj yeem saib x...

Ethyl Acetate c4h8o2, tseem muaj kev ua nom ua kom zoo nkauj, yog ib qho kev sib tw nrog cov roj carbon thiab oxonygen, cov oxygen, transesterification, txo thiab lwm yam kev sib raug zoo. Tsawg to...

To taub txog qhov sib txawv ntawm cov ntxaij nqus dej thiab qhov diffusion-hom ntsuas roj yog qhov tseem ceeb rau kev xaiv cov khoom siv pa roj uas haum rau ib puag ncig ib puag ncig. Cov Twj Tso K...

Hauv kev lag luam, caustic dej qab zib, chlorine thiab hydrogen yog feem ntau tsim los ntawm kev siv hluav taws xob dej ntsev. Nyob rau hauv cov xwm txheej ntawm electrolyte, 2nacl {{{} {} {cl2}}

Acetylene C2h2 yog cov pa roj tsis muaj kob thiab saib xyuas cov acetylene, yog li nws yog ib qho tsim nyog los teeb tsa cov tshuaj actylene, yog li nws yog ib qho tsim nyog los teeb tsa cov tshuaj...

Phosphine ntes feem ntau yog siv nyob rau hauv cov phiaj xwm Fumary Fumigation, qee qhov kev xaiv hauv Fumigation ntau dua yog kev xaiv, qhov ntau tau xaiv {1}} ppm. Ntau tus neeg muas zaub xaiv ...

Ethylene concentration ntes yog ib hom tshiab ntawm cov khoom tiv thaiv kev nyab xeeb thiab siv cov tshuab hluav taws xob muaj txiaj ntsig zoo li cov khoom siv hluav taws xob, nrhiav kom pom kev nr...

1.Portable Gasport portable portable portable portable portable portable roj ntes yog hom khoom cog rau kev pom ceev ceev. Cov ntsuas no yog lub teeb ci thiab yooj yim nqa, thiab qee tus tuaj yeem ...

Ozone detector yog tsim rau roj, roj av, hluav taws kub, metallurgy, tsev so, tshuaj, mine thiab lwm qhov chaw muaj tshuaj lom. Nws tuaj yeem zam kev raug mob ntawm tus kheej thiab kev tuag los nta...

Cov pa roj carbon monoxide (CO) yog cov xim tsis muaj xim, tsis muaj ntxhiab, tsis ua rau khaus, tsis tuaj yeem hnov ​​​​txog tsib lub siab ntawm cov pa phem, tuaj yeem cuam tshuam cov pa oxygen nq...

Cov kua ammonia feem ntau yog siv los ua cov tub yees hauv qhov txias txias. Yog tias muaj dej ntws tawm, nws yuav ua rau muaj kev phom sij rau cov neeg ua haujlwm thiab ib puag ncig. Ammonia yog c...