Xov xwm
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Polyglyceryl-4 oleate yog dab tsi?
Muaj ntau tus neeg siv khoom pom qee cov tshuaj pleev ib ce uas muaj "polyglyceryl-4 oleate" cov tshuaj no, tsis meej txog qhov ua tau zoo thiab kev ua haujlwm ntawm cov tshuaj no, xav nkag siab txog cov khoom uas muaj polyglyceryl-4 oleate zoo. Tsab xov xwm no qhia txog qhov ua tau zoo, kev ua haujlwm thiab cov txiaj ntsig ntawm polyglyceryl-4...Nyeem ntxiv -
Cov khoom xyaw nquag hauv tshuaj pleev thaiv hnub yog dab tsi?
Kev tiv thaiv hnub yog qhov yuav tsum muaj rau cov poj niam niaj hnub no thoob plaws hauv ib xyoos. Kev tiv thaiv hnub tsis yog tsuas yog txo qhov kev puas tsuaj ntawm cov duab ultraviolet rau ntawm daim tawv nqaij xwb, tab sis kuj tiv thaiv kev laus ntawm daim tawv nqaij thiab cov kab mob ntawm daim tawv nqaij. Cov khoom xyaw ntawm cov tshuaj pleev thaiv hnub feem ntau yog ua los ntawm cov khoom siv lub cev, tshuaj lom neeg, lossis sib xyaw ntawm ob hom thiab p...Nyeem ntxiv -
Yuav ua li cas tiv thaiv koj tus kheej ntawm lub hnub thaum lub caij ntuj sov
Lub caij ntuj sov no, lub hnub raug thiab kub heev tuaj txog tsis tau xav txog, taug kev ntawm txoj kev, ntau tus neeg hnav khaub ncaws tiv thaiv hnub, kaus mom tiv thaiv hnub, kaus mom, thiab tsom iav dub. Kev tiv thaiv hnub yog ib qho uas tsis tuaj yeem zam tau thaum lub caij ntuj sov, qhov tseeb, kev raug hnub tsis yog tsuas yog ua rau tawv nqaij tawv, kub hnyiab, tab sis kuj ua rau daim tawv nqaij laus, th...Nyeem ntxiv -
Dab tsi yog silica dimethyl silylate
Silica dimethyl silylate yog ib hom seaweed calcified lub cev thaum ub, yog ib hom khoom siv ntuj tsim. Nws muaj kev nyab xeeb thiab tsis muaj tshuaj lom, thiab muaj peev xwm adsorption muaj zog ntawm nws tus kheej, uas tuaj yeem "nqus" cov pa phem hauv, rhuav tshem lawv mus rau hauv cov pa roj carbon dioxide tsis muaj teeb meem rau tib neeg lub cev, thiab ...Nyeem ntxiv -
Zoo siab hnub Tsib Hlis
Txhua xyoo "Hnub Tsib Hlis" tau los txog ntsiag to. Hauv txhua lub ces kaum ntawm lub teb chaws cov neeg ua haujlwm nrog ob txhais tes los txhais lub luag haujlwm, nrog lub xub pwg nyom los txhawb lub luag haujlwm, nrog lub siab xav sau kev mob siab rau, nrog hws los piav qhia txog lub neej, ua tsaug rau peb nyob ib puag ncig cov neeg tsis paub, th...Nyeem ntxiv -
Benzophenone-4 siv rau kev saib xyuas tawv nqaij li cas
Tam sim no tib neeg muaj ntau txoj kev xaiv hauv kev saib xyuas daim tawv nqaij, tsuas yog cov khoom xyaw tshuaj pleev thaiv hnub muaj ntau dua 10 hom, tab sis qee cov khoom saib xyuas daim tawv nqaij zoo li kev saib xyuas daim tawv nqaij ntau dua yuav ua rau peb daim tawv nqaij mob. Yog li peb yuav xaiv cov khoom saib xyuas daim tawv nqaij kom raug rau peb daim tawv nqaij li cas? Cia peb tham txog benzophenone-4, ib qho tseem ceeb i...Nyeem ntxiv -
PCA Na yog dab tsi?
Nrog rau kev txhim kho ntawm kev tshawb fawb niaj hnub thiab thev naus laus zis thiab kev txhim kho ntawm tib neeg lub neej, nws zoo li qhov yuav tsum tau ua rau cov khoom siv kho kom zoo nkauj tau nce siab dua, thiab cov tshuaj pleev ib ce uas muaj cov khoom xyaw ntuj tau dhau los ua neeg nyiam dua nrog txhua tus. Tod...Nyeem ntxiv -
3-O-Ethyl-L-ascorbic acid zoo rau dab tsi?
3-O-Ethyl-L-ascorbic acid muaj ob yam khoom zoo li roj hydrophilic thiab ruaj khov heev hauv kev tshuaj lom neeg. 3-O-Ethyl-L-ascorbic acid, tus lej cas 86404-04-8, muaj cov khoom oleophilic thiab hydrophilic ua cov vitamin C derivative, uas nthuav dav nws qhov kev siv, tshwj xeeb tshaj yog hauv kev siv tshuaj txhua hnub...Nyeem ntxiv -
Polyethylenimine siv rau dab tsi
Polyethylenimine (PEI) yog ib qho polymer uas yaj tau hauv dej. Qhov concentration hauv dej ntawm cov khoom lag luam feem ntau yog 20% txog 50%. PEI yog polymerized los ntawm ethylene imide monomer. Nws yog ib qho cationic polymer uas feem ntau tshwm sim ua kua lossis khoom khov tsis muaj xim lossis daj nrog ntau yam molecular hnyav thiab ...Nyeem ntxiv -
o-Cymen-5-ol yog dab tsi?
O-Cymen-5-OL (IPMP) yog ib yam tshuaj tua kab mob uas siv rau hauv cov tshuaj pleev ib ce thiab cov khoom zoo nkauj kom tiv thaiv cov kab mob tsis zoo kom tsis txhob loj hlob, yog li ntawd ua rau lub neej txee ntawm cov khoom ntev dua. Nws yog ib tug tswv cuab ntawm tsev neeg IsopropyI Cresols thiab thawj zaug yog cov khoom siv ua los ntawm cov khoom siv hluavtaws. Raws li kev tshawb fawb, 0...Nyeem ntxiv -
Calcium pyrophosphate siv rau dab tsi?
Peb yuav tsum txhuam peb cov hniav txhua hnub, ces peb yuav tsum siv cov tshuaj txhuam hniav, cov tshuaj txhuam hniav yog cov khoom siv txhua hnub uas yuav tsum tau siv txhua hnub, yog li xaiv cov tshuaj txhuam hniav uas tsim nyog yog qhov tseem ceeb heev. Muaj ntau hom tshuaj txhuam hniav hauv khw nrog ntau yam haujlwm sib txawv, xws li ua kom cov hniav dawb, ua kom cov hniav khov kho thiab ua kom cov hniav zoo...Nyeem ntxiv -
Xyoo Tshiab Suav Xyoo 2024 Zoo Siab
Zoo siab txais tos los ntawm Unilong Industry Co., Ltd.! Nws yog lub sijhawm ntawd ntawm lub xyoo thaum peb mus txog qhov kev ua koob tsheej ntawm Lub Caij Nplooj Ntoos Hlav nrog kev zoo siab thiab kev cia siab. Raws li Xyoo Tshiab Suav nyob ib puag ncig lub ces kaum, thov paub tias peb lub chaw ua haujlwm yuav kaw rau hnub so txij lub Ob Hlis 7 txog Lub Ob Hlis ...Nyeem ntxiv