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Txoj Kev Ntsuas Palladium Cov ntsiab lus hauv Palladium Catalysts
1. Abstract Enrichment palladium ntawm palladium catalysts los ntawm pyrometallurgy, ces yaj lub palladium nyob rau hauv admixture acid, cov kua yog soj ntsuam los ntawm AAS.2. Reagent 2.1 Hydrochloric acid (ρ1.19g/ml) 2.2 Nitric acid (ρ1.42g/ml) 2.3 Admixture acid (Hydrochloric acid thiab Nitric acid tov, ntim li 3:1...Nyeem ntxiv -
Kev kho mob COVID tshiab muaj kev cia siab
Cov kws tshawb fawb thoob plaws ntiaj teb tau cog lus tias yuav muaj kev cuam tshuam los tsim kev kho rau COVID-19.Ntawm cov kev tsim kho tshiab muaj xws li tshuaj tua kab mob thiab tshuaj tiv thaiv kab mob.Raws li ntau lub teb chaws saib los txais yuav cov kev kho mob no, cia peb tshuaj xyuas qhov zoo thiab qhov tsis zoo ntawm txhua qhov kev kho, thiab lawv yuav cuam tshuam li cas ...Nyeem ntxiv -
Qhov thib peb Guangdong-Hong Kong-Macao Greater Bay Area Pharmaceutical Innovation Technology thiab Market Access Summit lub rooj sab laj Lub Kaum Ib Hlis 19 txog 21, 2021
Qhov thib peb Guangdong-Hong Kong-Macao Greater Bay Area Pharmaceutical Innovation Technology thiab Market Access Summit lub rooj sab laj thaum lub Kaum Ib Hlis 19 txog 21, 2021 Raws li lub ntiaj teb thib ob loj tshaj plaws kev lag luam kho mob, Tuam Tshoj txoj kev lag luam kev noj qab haus huv loj tau pib nyob rau hauv kaum xyoo golden.Tau ntsib cov neeg laus laus laus hauv ...Nyeem ntxiv -
Xi muab khoom plig rau cov kws tshawb fawb saum toj kawg nkaus
Thawj Tswj Hwm Xi Jinping, tseem yog tus tuav ntaub ntawv ntawm Tuam Tshoj Communist Party (CPC) Central Committee thiab tus thawj coj ntawm Central Tub Rog Commission, nthuav qhia Tuam Tshoj txoj kev tshawb fawb zoo tshaj plaws rau tus tsim dav hlau Gu Songfen (R) thiab kws tshaj lij nuclear Wang Dazhong (L) ntawm ib xyoos ib zaug. ceremony rau d...Nyeem ntxiv -
Paxlovid: peb paub dab tsi txog Pfizer's Covid-19 ntsiav tshuaj
Pfizer tab tom nrhiav kev tso cai siv thaum muaj xwm txheej ceev los ntawm FDA rau nws cov tshiab Covid-19 tshuaj tiv thaiv kab mob Paxlovid.Qhia tawm Cov Lus Qhia Ntawm lub pob taws ntawm Merck antiviral molnupiravir qhov kev pom zoo hauv UK, Pfizer tau npaj kom tau txais nws tus kheej Covid-19 ntsiav tshuaj, Paxlovid, ntawm khw.Lub lim tiam no, US drugmaker soug ...Nyeem ntxiv -
Pfizer's Novel COVID-19 Tus neeg sib tw kho qhov ncauj tiv thaiv kab mob txo qis kev pheej hmoo ntawm kev mus pw hauv tsev kho mob lossis tuag los ntawm 89% Hauv Kev Tshawb Fawb Ib ntus ntawm Theem 2/3 EPIC-HR Kev Tshawb Fawb
Hnub Friday, Kaum Ib Hlis 05, 2021 - 06: 45 teev sawv ntxov PAXLOVID™ (PF-07321332; ritonavir) tau pom tias txo qis kev pheej hmoo ntawm kev mus pw hauv tsev kho mob lossis tuag los ntawm 89% piv rau cov placebo hauv cov neeg laus uas tsis muaj tsev kho mob muaj kev pheej hmoo siab nrog COVID-19 hauv tag nrho. kawm cov pej xeem txog Hnub 28, tsis muaj neeg tuag nyob hauv cov neeg mob ...Nyeem ntxiv -
Test Method of (R)-(-)-3-Pyrrolidinol Hydrochloride CAS: 104706-47-0
Eqiupment: GC ntsuas (Shimadzu GC-2010) Kem: DB-17 Agilent 30mX0.53mmX1.0μm Pib qhov cub kub: 80 ℃ Lub sij hawm pib 2.0min Rate 15 ℃ / min Kawg qhov cub kub: 250 ℃ Lub sij hawm kawg 20min Ca ...Nyeem ntxiv -
Nobel nqi zog hauv Chemistry 2021 Benjamin List thiab David WC MacMillan
6 Lub Kaum Hli 2021 Royal Swedish Academy of Sciences tau txiav txim siab muab qhov khoom plig Nobel hauv Chemistry 2021 rau Benjamin List Max-Planck-Institut für Kohlenforschung, Mülheim an der Ruhr, Lub teb chaws Yelemees David WC MacMillan Princeton University, USA "rau kev txhim kho asymmetric organocatalysis ”Ib...Nyeem ntxiv -
Tsom ntsoov rau Hla Ciam Teb Kev Sib Koom Tes ntawm Biomedicine thiab Chemical Materials, Lub Kaum Hli 15, 2021
Tsom ntsoov rau Hla Ciam Teb Kev Sib Koom Tes ntawm Biomedicine thiab Chemical Materials: Lub Sijhawm Tshiab, Cov Txheej Txheem Tshiab thiab Cov Qauv Tshiab Lub rooj sib tham no tsom mus rau kev sib koom tes thiab kev siv thev naus laus zis ntawm kev lag luam biology thiab tshuaj lom neeg, tshawb nrhiav cov txuj ci thiab kev lag luam, thiab e ...Nyeem ntxiv -
Lub Rooj Sab Laj Thib Peb ntawm Boron Chemistry ntawm Suav Chemical Society, CCS-CBS-III
Lub Rooj Sib Tham Thib Peb ntawm Boron Chemistry ntawm Suav Chemical Society (CCS-CBS) yuav muaj nyob rau hauv Suzhou, Jiangsu Xeev thaum lub Kaum Hli 15 txog rau 18, 2021. Lub rooj sib tham no yuav tuav los ntawm Inorganic Chemistry Committee ntawm Suav Chemical Society thiab Lanzhou Institute of Chemical Physics , Suav Academ...Nyeem ntxiv -
Lub 87th Tuam Tshoj International Pharmaceutical Apis/Intermediates/Packaging/Equipment Fair (API China) -Shanghai Ruifu Chemical Co., Ltd. yuav tuaj koom nrog cov neeg siv khoom.
Shanghai Ruifu Chemical Co., Ltd. yuav tuaj koom lub 87th Tuam Tshoj International Pharmaceutical Apis/Intermediates/Packaging/Equipment Fair (API China) nrog cov neeg muas zaub.Lub 87th Tuam Tshoj International Pharmaceutical Apis / Intermediates / Ntim / Khoom Ncaj Ncees (API Tuam Tshoj) thiab 25th Tuam Tshoj Internatio ...Nyeem ntxiv -
Qhov "Summit on COVID-19 Diagnostics & Treatment"
Lub "Summit on COVID-19 Diagnostics & Treatment" Cuaj hlis 27-29, 2021 ntawm Tuam Tshoj International Exhibition Center (Tianzhu New Hall), Beijing.Tus kab mob Corona Virus Disease 2019 (COVID-19) tau dhau los ua tus kab mob ua pa hnyav thoob plaws ntiaj teb nrog kev nce zuj zus ...Nyeem ntxiv -
Lub 19th Beijing Conference thiab Exhibition ntawm Instrumental Analysis (BCEIA 2021)-Shanghai Ruifu Chemical Co., Ltd. koom nyob rau hauv lub exhibition
Lub 19th Beijing Conference thiab Exhibition ntawm Instrumental Analysis (BCEIA 2021) tau muaj nyob rau lub Cuaj Hli 27-29, 2021 ntawm Tuam Tshoj International Exhibition Center (Tianzhu New Hall), Beijing.Ua raws li lub zeem muag ntawm "Kev Tshawb Fawb Txog Kev Tshawb Fawb Tsim Yav Tom Ntej", BCEIA 2021 yuav txuas ntxiv mus tuav lub rooj sib tham kev kawm ...Nyeem ntxiv -
Yellow phosphorus thiab phosphoric acid sawv ua ke
Daj phosphorus thiab phosphoric acid sawv ua ke Yunnan-guizhou daj phosphorus nqi nce. Cov ntaub ntawv qhia tias qhov kev thov ntawm 34500 yuan / tuj thaum pib ntawm lub lim tiam tau nce mus rau 60,000 yuan / ton thaum kawg ntawm lub lim tiam, nce 73.91% nyob rau hauv lub w...Nyeem ntxiv