Xov xwm kev lag luam
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2- naphthol - kev txiav txim siab ntawm cov dej hauv cov dej
2- naphthol - kev txiav txim siab ntawm cov dej ntsiab lus GB / T 1646-2012 2-naphthol Lub Scope ntawm Cov qauv no qhia txog cov kev cai, kev kuaj, cov txheej txheem sim, cov cai tshuaj xyuas, nrog rau kev cim, daim ntawv lo, ntim khoom, kev thauj mus los thiab kev khaws cia ntawm 2-naphthol. Cov qauv no siv rau qhov zoo ...Nyeem ntxiv -
Iran npaj yuav pib tsim cov uranium uas muaj 60% nplua nuj
Raws li Iranian Xov Xwm TV, Iran tus Lwm Thawj Fwm Tsav Tebchaws Araghi tau hais rau hnub tim 13 tias Iran tau qhia rau International Atomic Energy Agency tias nws npaj yuav pib tsim 60% uranium nplua nuj txij hnub tim 14. Araghi kuj tau hais tias rau Natanz chaw tsim hluav taws xob qhov twg lub zog hluav taws xob ...Nyeem ntxiv -
Tus nqi roj av nyoos hloov pauv hauv qhov ntau thiab tsawg, thiab qhov chaw rov ua kom tiav theem tau tuaj txog
Cov xov xwm lag luam thoob ntiaj teb tsis ntev los no muaj kev txhawb nqa tsawg, thiab cov qauv roj av tau nkag mus rau theem sib sau ua ke. Ntawm ib sab tes, EIA tau tsa cov nqi roj kwv yees thiab txo qis kev cia siab ntawm kev tsim khoom, uas zoo rau cov nqi roj. Tsis tas li ntawd, cov ntaub ntawv kev lag luam los ntawm Tuam Tshoj thiab Tebchaws Meskas Sta...Nyeem ntxiv -
Patent cliff, kev saib xyuas ib puag ncig, txhawb kev txhim kho ntawm kev lag luam tshuaj intermediates
MIT-Ivy Kev Lag Luam yog ib lub tuam txhab tshuaj thiab tshuaj lom neeg nruab nrab uas koom ua ke kev tsim khoom, kev muag khoom thiab kev tshawb fawb. Nrog cov khoom siv tsim khoom siab heev thiab cov thev naus laus zis tsim khoom, peb tswj hwm kev sib raug zoo nrog cov tsev kawm tshawb fawb thiab cov tsev kawm ntawv loj thiab nruab nrab ...Nyeem ntxiv -
Kev taw qhia rau cov tshuaj intermediates
Cov tshuaj intermediates yog ib hom tshuaj zoo tseem ceeb heev. Qhov tseem ceeb, lawv yog ib hom "cov khoom tiav ib nrab", uas siv dav hauv kev tsim tshuaj, tshuaj tua kab, tshuaj pleev xim, xim pleev thiab txuj lom. Hauv tshuaj, cov tshuaj intermediates yog siv los tsim cov APIs. Yog li dab tsi yog ni...Nyeem ntxiv -
Qib kev xa khoom ntawm cov khoom siv accelerators feem ntau nce ntxiv txhua xyoo.
Raws li cov ntaub ntawv kev lis kev cai, txij lub Ib Hlis mus txog rau Lub Ob Hlis 2021, kuv lub teb chaws cov khoom xa tawm sai yog 46,171.39 tons, nce 29.41% piv rau lub sijhawm tib yam xyoo tas los. Qhov kev nce ntxiv ntawm kev xa tawm ntawm cov khoom siv nrawm hauv xyoo 2021 feem ntau yog vim qhov kev rov qab qeeb ntawm kev ua lag luam hauv f ...Nyeem ntxiv -
Tus nqi lag luam ntawm cyclohexanone rov qab zoo heev, qhov xwm txheej nruj tau yooj yim dua
Thaum pib lub Plaub Hlis, tsuas yog ib lub lim tiam xwb, tus nqi lag luam ntawm cyclohexanone tau dhia los ntawm 900 yuan / ton. Muaj ntau yam laj thawj rau qhov kev dhia no. Seb qhov kev cia siab ntawm kev ua lag luam puas tuaj yeem nce ntxiv yog qhov txhawj xeeb los ntawm kev ua lag luam. Txij li thaum Lub Peb Hlis 30, tus nqi lag luam ntawm cyclohexanone tau rov qab zoo heev. Lub mar...Nyeem ntxiv -
Lub sijhawm tseem ceeb ntawm aniline
Txawm hais tias qhov teeb meem ntawm tus kab mob sib kis tshiab hauv xyoo 2021 tseem muaj, kev siv khoom maj mam nce nrog lub caij nplooj ntoo hlav tuaj txog. Tsav los ntawm kev rov qab los ntawm cov roj av, kev ua lag luam tshuaj lom neeg hauv tsev tau coj mus rau hauv kev ua lag luam bull. Tib lub sijhawm, kev ua lag luam aniline kuj tau coj mus rau hauv lub sijhawm ci ntsa iab. Raws li ntawm ...Nyeem ntxiv -
Kev Txheeb Xyuas Kev Lag Luam Tshuaj Intermediates
Kev Txheeb Xyuas Kev Lag Luam Tshuaj Intermediates Cov tshuaj intermediates Cov tshuaj intermediates uas hu ua tshuaj intermediates yog cov khoom siv tshuaj lom neeg lossis cov khoom siv tshuaj uas yuav tsum tau siv rau hauv cov txheej txheem tsim cov tshuaj. Cov khoom siv tshuaj no tuaj yeem ...Nyeem ntxiv -
Cov ntaub ntawv hnub no
Kev sib kis kab mob tshiab hauv Tebchaws Europe tau ua rau ntau lub tebchaws txuas ntxiv lawv cov kev ntsuas kaw. Ib qho kab mob tshiab ntawm tus kab mob coronavirus tshiab tau tshwm sim hauv tebchaws Europe hauv ob peb hnub dhau los, qhov thib peb ntawm kev sib kis kab mob hauv Tebchaws Europe. Fabkis tau nce 35,000 ib hnub, Lub Tebchaws Yelemees los ntawm 17,000. Lub Tebchaws Yelemees tshaj tawm tias nws yuav txuas ntxiv t...Nyeem ntxiv -
Xov Xwm Thoob Ntiaj Teb Express
Lub EU tau muab nws thawj qhov kev rau txim rau Tuam Tshoj, thiab Tuam Tshoj tau muab kev rau txim sib pauv Lub European Union rau hnub Tuesday tau muab kev rau txim rau Tuam Tshoj txog qhov teeb meem hu ua Xinjiang, thawj qhov kev nqis tes ua hauv yuav luag 30 xyoo. Nws suav nrog kev txwv tsis pub mus ncig thiab kev khov khoom rau plaub tus thawj coj Suav thiab ...Nyeem ntxiv -
Kev txiav txim lag luam txawv teb chaws, lub tsev me me nyuaj nrhiav! Lub tsheb ciav hlau thauj khoom Sino-Europe ntawm qhov chaw lottery booking kub heev!
Cov tsheb ciav hlau thauj khoom Tuam Tshoj-Tebchaws Europe tau xa 1.35 lab TEU hauv ib xyoos tag nrho, nce 56% piv rau lub sijhawm tib yam hauv xyoo 2019. Tus naj npawb ntawm cov tsheb ciav hlau txhua xyoo tau tshaj 10,000 thawj zaug, thiab cov tsheb ciav hlau nruab nrab txhua hli tseem nyob ntawm ntau dua 1,000. Hauv ob lub hlis thawj zaug ntawm lub xyoo no, Tuam Tshoj-Tebchaws Europe...Nyeem ntxiv