Xov xwm
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Ua kev zoo siab rau Mid Autumn Festival thiab National Day
Lub Caij Nplooj Ntoos Zeeg Nruab Nrab thiab Hnub Thoob Tebchaws xyoo 2023 tab tom los txog. Raws li lub tuam txhab cov hnub so, peb qhia rau koj txog lub tuam txhab cov hnub so raws li hauv qab no: Tam sim no peb tab tom ua kev zoo siab rau hnub so Thoob Tebchaws txij lub Cuaj Hlis 29 txog Lub Kaum Hli 6. Peb yuav rov qab los...Nyeem ntxiv -
Ethyl methyl carbonate yog dab tsi?
Ethyl methyl carbonate yog ib qho organic compound nrog cov tshuaj mis C5H8O3, tseem hu ua EMC. Nws yog ib qho tsis muaj xim, pob tshab, thiab volatile kua nrog tsawg toxicity thiab volatility. EMC feem ntau yog siv ua raw khoom hauv cov teb xws li cov kuab tshuaj, coatings, plastics, resins, txuj lom, thiab tshuaj ...Nyeem ntxiv -
Cov carbomer siv rau dab tsi hauv kev saib xyuas tawv nqaij
Tawv nqaij yog qhov thaiv peb lub cev tiv thaiv tus kheej. Kev saib xyuas tawv nqaij tsis yog tsuas yog ua kom peb cov tawv nqaij zoo li muaj dej thiab ntshiab xwb, tab sis kuj teeb tsa lub thaiv rau peb cov tawv nqaij. Cov neeg nyiam saib xyuas tawv nqaij feem ntau paub tias qhov tseem ceeb tshaj plaws ntawm kev saib xyuas tawv nqaij yog kom cov tawv nqaij stratum corneum hydra ...Nyeem ntxiv -
Sodium Monofluorophosphate hauv Cov Tshuaj Txhuam Hniav
Sodium Monofluorophosphate, tseem hu ua SMFP nrog CAS tus lej 10163-15-2, yog cov tshuaj inorganic zoo uas muaj fluorine, yog ib qho tshuaj zoo heev rau kev tiv thaiv kab mob caries thiab cov tshuaj desensitization hniav. Nws yog ib hom hmoov dawb tsis muaj ntxhiab tsw uas tsis muaj cov cim qhia ntawm qhov tsis huv. Nws yooj yim yaj hauv dej thiab muaj zog heev ...Nyeem ntxiv -
Cellulose Acetate Butyrate Siv Rau Dab Tsi
Cellulose Acetate Butyrate, luv ua CAB, muaj cov mis tshuaj (C6H10O5) n thiab qhov hnyav molecular ntawm lab. Nws yog ib yam khoom zoo li hmoov khov uas yaj tau hauv qee cov organic solvents, xws li acetic acid thiab acetic acid. Nws cov solubility nce ntxiv nrog rau qhov kub thiab txias nce. Cellulo...Nyeem ntxiv -
Sodium Dodecylbenzenesulphonate yog dab tsi?
Sodium dodecylbenzenesulphonate (SDBS), yog ib qho anionic surfactant, yog ib qho khoom siv tshuaj lom neeg siv dav hauv kev lag luam tshuaj txhua hnub. Sodium dodecylbenzenesulphonate yog ib qho khoom khov, dawb lossis daj daj. Yaj hauv dej, yooj yim nqus cov dej noo. Sodium dodecyl benzene sulfonate muaj ...Nyeem ntxiv -
Cov khoom nqus UV yog dab tsi
Cov tshuaj nqus ultraviolet (UV absorber) yog cov tshuaj stabilizer uas tuaj yeem nqus tau qhov ultraviolet ntawm lub hnub ci thiab cov teeb fluorescent yam tsis hloov nws tus kheej. Cov tshuaj nqus ultraviolet feem ntau yog cov hmoov dawb crystalline, zoo thermal stability, zoo tshuaj stability, tsis muaj xim, tsis muaj tshuaj lom, tsis muaj ntxhiab ...Nyeem ntxiv -
Koj puas paub txog cov khoom siv biodegradable PLA
"Kev nyob uas tsis muaj carbon ntau" tau dhau los ua ib qho kev kawm tseem ceeb hauv lub caij nyoog tshiab. Nyob rau xyoo tas los no, kev tiv thaiv ib puag ncig ntsuab, kev txuag hluav taws xob, thiab kev txo qis pa phem tau maj mam nkag mus rau hauv pej xeem lub zeem muag, thiab kuj tau dhau los ua ib qho kev hloov pauv tshiab uas tau txhawb nqa thiab nrov zuj zus hauv zej zog. Hauv g...Nyeem ntxiv -
Koj puas paub tias 1-Methylcyclopene tuaj yeem khaws cia tshiab
Lub Xya Hli yog lub caij ntuj sov siab tshaj plaws, thiab thaum lub caij ntuj sov kub thiab noo noo, zaub mov tuaj yeem dhau los ua qhov chaw muaj txiaj ntsig rau cov kab mob txhua lub sijhawm. Tshwj xeeb tshaj yog txiv hmab txiv ntoo thiab zaub, yog tias txiv hmab txiv ntoo thiab zaub tshiab uas tau yuav tsis khaws cia rau hauv lub tub yees, lawv tsuas yog khaws cia tau ib hnub xwb. Thiab txhua lub caij ntuj sov, muaj ...Nyeem ntxiv -
Squalane Yog Dab Tsi?
Muaj ntau tus neeg nyiam kev zoo nkauj siv sijhawm thiab lub zog ntau rau kev tswj cov tawv nqaij, tab sis qhov tshwm sim tsawg heev, thiab tseem muaj ntau yam teeb meem ntawm daim tawv nqaij, uas muaj teeb meem nrog cov leeg nqaij. Tshwj xeeb tshaj yog rau cov ntxhais, tsis hais hnub nyoog li cas los xij, nws yog tib neeg lub siab nyiam kev zoo nkauj. Vim li cas koj thiaj ua haujlwm txaus dej ...Nyeem ntxiv -
1-MCP yog dab tsi?
Lub caij ntuj sov tau los txog, thiab qhov tsis meej pem tshaj plaws rau txhua tus yog kev khaws cia zaub mov. Yuav ua li cas kom paub tseeb tias cov zaub mov tshiab tau dhau los ua ib qho lus nug kub niaj hnub no. Yog li peb yuav tsum khaws cov txiv hmab txiv ntoo thiab zaub tshiab li cas thaum lub caij ntuj sov kub heev? Hauv qhov xwm txheej no, nyob rau xyoo tas los no, kev tshawb fawb...Nyeem ntxiv -
Koj puas paub txog Carbomer
Txhua tus neeg muaj kev hlub rau kev zoo nkauj. Txhua tus neeg nyiam hnav khaub ncaws zoo nkauj, tsis hais hnub nyoog, thaj av, lossis poj niam txiv neej Yog li ntawd, cov neeg niaj hnub no muab qhov tseem ceeb rau kev saib xyuas tawv nqaij. Piv rau cov txiv neej, cov poj niam feem ntau them sai sai rau kev saib xyuas tawv nqaij. Tus qauv rau cov poj niam niaj hnub zoo nkauj yog kom ci ntsa iab los ntawm ...Nyeem ntxiv