Xov xwm
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Dab tsi yog Polyvinylpyrrolidone Siv Rau
Polyvinylpyrrolidone (PVP) yog dab tsi? Polyvinylpyrrolidone, abbreviated li PVP. Polyvinylpyrrolidone (PVP) yog ib qho uas tsis yog-ionic polymer compound tsim los ntawm polymerization ntawm N-vinylpyrrolidone (NVP) nyob rau hauv tej yam kev mob. Nws yog siv los ua ib qho ntxiv, ntxiv, thiab ntxiv rau hauv ntau qhov chaw xws li ...Nyeem ntxiv -
Koj puas paub 4-ISOPROPYL-3-METHYLPHENOL?
4-ISOPROPYL-3-METHYLPHENOL, luv luv li IPMP, tuaj yeem hu ua o-Cymen-5 ol / 3-Methyl-4-isopropyrphenol. Cov mis mos molecular yog C10H14O, qhov hnyav molecular yog 150.22, thiab CAS tus lej yog 3228-02-2. IPMP yog cov dawb crystalline hmoov uas yog insoluble hauv dej thiab soluble hauv cov kuab tshuaj organic. Nws ha...Nyeem ntxiv -
Yog polyglyceryl-4 laurate zoo rau daim tawv nqaij
Ntau tus neeg siv khoom pom tias qee cov tshuaj pleev ib ce muaj "polyglyceryl-4 laurate" cov tshuaj no, tsis paub txog kev ua tau zoo thiab cov nyhuv ntawm cov tshuaj no, xav paub seb cov khoom uas muaj polyglyceryl-4 laurate puas zoo. Hauv daim ntawv no, kev ua haujlwm thiab cov nyhuv ntawm polyglyceryl-4 ...Nyeem ntxiv -
Dab tsi yog oleamidopropyl dimethylamine siv rau
N-[3-(dimethylamino)propyl]oleamide yog ib hom tshuaj siv nyob rau hauv ntau yam kev siv. Oleamidopropyl dimethylamine yog ib qho organic compound muab rho tawm los ntawm cov txiv maj phaub roj thiab muaj ntau yam haujlwm thiab siv. N-[3-(dimethylamino)propyl]oleamide yog ib qho nruab nrab rau kev tsim cov amine ...Nyeem ntxiv -
Dab tsi yog glyoxylic acid siv rau
Glyoxylic acid nrog CAS 298-12-4, tseem hu ua glycolic acid lossis butyric acid, yog cov organic acid. Nws yog ib hom kua. Nws cov tshuaj formula yog C2H2O3.Nws muaj ntau yam specifications inculding 1% oxalic acid, 1% Glyoxal; 1% oxalic acid, 0.5% Glyoxal; 0.5% oxalic acid, tsis muaj Glyoxal. Glyoxyl...Nyeem ntxiv -
Dab tsi yog dimethyl sulfone
Dimethyl sulfone yog ib qho organic sulfide nrog cov mis molecular C2H6O2S, uas yog qhov tseem ceeb rau collagen synthesis hauv tib neeg lub cev. MSM muaj nyob rau hauv tib neeg cov tawv nqaij, plaub hau, rau tes, pob txha, cov leeg thiab ntau yam kabmob, thiab tib neeg lub cev noj 0.5mgMSM ib hnub twg, thiab thaum nws tsis txaus, nws yuav ua rau ...Nyeem ntxiv -
Dab tsi yog hydroxypropyl beta-cyclodextrin siv rau
Hydroxypropyl beta-cyclodextrin, tseem hu ua (2-hydroxypropyl) -β-cyclodextrin, yog hydrogen atom nyob rau hauv 2-, 3-, thiab 6-hydroxyl pawg ntawm cov piam thaj residues hauv β-cyclodextrin (β-CD) uas yog hloov los ntawm hydroxypropyl rau hydroxypropoxy. HP-β-CD tsis tsuas yog muaj lub hnab ntawv zoo heev rau ntau co ...Nyeem ntxiv -
Yog sodium monofluorophosphate zoo rau koj cov hniav
Yav dhau los, vim muaj kev paub txog kev kho mob rov qab thiab muaj kev txwv tsawg, tib neeg tsis tshua paub txog kev tiv thaiv hniav, thiab ntau tus neeg tsis nkag siab tias vim li cas cov hniav yuav tsum tau tiv thaiv. Cov hniav yog lub cev hnyav tshaj plaws hauv tib neeg lub cev. Lawv siv los tom, tom thiab zom zaub mov, thiab pab nrog pr ...Nyeem ntxiv -
Ua kev zoo siab rau Mid Autumn Festival thiab National Day
Mid Autumn Festival thiab National Day ntawm 2023 tab tom los txog. Raws li lub tuam txhab cov kev npaj hnub so, peb ceeb toom rau koj ntawm lub tuam txhab cov hnub caiv cov teeb meem raws li hauv qab no: Peb tab tom ua kev zoo siab rau hnub so ntawm lub Cuaj Hli 29 txog rau Lub Kaum Hli 6. Peb yuav rov qab ...Nyeem ntxiv -
Dab tsi yog ethyl methyl carbonate
Ethyl methyl carbonate yog cov organic compound nrog cov tshuaj formula C5H8O3, tseem hu ua EMC. Nws yog xim tsis muaj xim, pob tshab, thiab cov kua dej tsis haum nrog cov tshuaj toxicity tsawg thiab volatility. EMC feem ntau yog siv los ua cov khoom siv raw hauv cov teb xws li cov kuab tshuaj, txheej, yas, resins, spices, thiab pharm ...Nyeem ntxiv -
Dab tsi yog carbomer siv rau hauv kev tu tawv nqaij
Daim tawv nqaij yog qhov teeb meem rau peb lub cev tiv thaiv tus kheej. Kev tu tawv nqaij tsis tsuas yog ua kom peb cov tawv nqaij zoo nkaus li hydrated thiab crystal ntshiab, tab sis kuj teeb tsa ib qho kev thaiv rau peb cov tawv nqaij. Feem ntau cov neeg nyiam kev tu tawv nqaij paub tias qhov tseem ceeb tshaj plaws ntawm kev tu tawv nqaij yog kom cov tawv nqaij stratum corneum hydra ...Nyeem ntxiv -
Sodium Monofluorophosphate hauv Hniav Tshuaj
Sodium Monofluorophosphate, tseem hu ua SMFP nrog CAS naj npawb 10163-15-2, yog cov tshuaj fluorine-muaj cov tshuaj inorganic zoo, cov tshuaj tiv thaiv kab mob zoo heev thiab cov hniav desensitization. Nws yog ib hom hmoov dawb uas tsis muaj ntxhiab tsw dawb los ntawm cov cim qhia ntawm impurity. Nws yog yooj yim soluble nyob rau hauv dej thiab heev ...Nyeem ntxiv