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Khoom

  • Chaw tsim tshuaj paus zoo nqe khoom GlACial Acetic Acid Cas: 64-19-7

    Chaw tsim tshuaj paus zoo nqe khoom GlACial Acetic Acid Cas: 64-19-7

    Acetic acid yog cov kua tsis muaj xim lossis siv lead ua, vinegar-zoo li tsw thiab yog ib qho yooj yim carboxylic acids thiab yog ib qho kev siv tshuaj lom neeg uas tau siv ntau yam. Acetic acid muaj kev thov dav raws li kev sim tshuaj yeeb, hauv kev tsim cov duab ua yeeb yam thiab cov tshuaj nplaum ntoo, thiab cov ntaub npuag. Acetic Acid kuj tseem muaj kev siv loj npaum li tus neeg saib xyuas thiab acidity relulator hauv kev lag luam zaub mov.

    CAS: 64-19-7

  • Chaw tsim tshuaj paus tus nqi p-toluenesulfonyiryananate (PTSI) CAS 4083-64-1

    Chaw tsim tshuaj paus tus nqi p-toluenesulfonyiryananate (PTSI) CAS 4083-64-1

    P-Toluenesulfoningulfonyocyananate (PTSI) yog ib qho haujlwm ortocyanate. P-ToluenesulfoningulfonYocyananate (PTSI) muaj kev ua haujlwm siab thiab muaj peev xwm ua rau muaj txiaj ntsig zoo, xws li TDI thiab HDI, nrog dej hauv polyols thiab cov kuab tshuaj. Lub resulting carbamate tsis nce viscosity ntawm lub system. Qhov tsis zoo yog qhov lom ntawm oxazolidine thiab lwm yam dej nyab yog loj; P-ToluenesulfoningulfonYocyananate (PTSI) reacts nrog dej los tsim cov pa roj carbon dioxide, yog li ptsi) tsis tuaj yeem siv ncaj qha rau hauv cov xim ua kom ncaj thiab feem ntau yog siv rau cov dej qhuav. Txhawm rau tshem tawm 1G dej hauv cov kuab tshuaj, txog 12G ntawm PTSI yog qhov xav tau, tab sis tus nqi tiag tiag yuav tsum tau siab dua qhov no.

    CAS: 4083-64-1

  • Ferrous sulfate heptahydrate CAS: 13463-43-9

    Ferrous sulfate heptahydrate CAS: 13463-43-9

    Ferrous sulphate: ntsuab vitriol, feso4.7H20, tau paub txij li xyoo kaum peb; Nws crystallizes los ntawm cov kev daws teeb meem ntawm cov hlau lossis hlau hauv qab daus hauv durutic acid. Tus kab mob tau raug mob ntsuab monoclini monoclinic ntawm Ntsej Muag 1 · 8,6 g litre hauv dej (296 g litre-1 fes04 ntawm 25 ° C). Los ntawm kev daws teeb meem aqueive nrog ethanol, cua sov tus heptahydrate mus rau 140 ° hauv vacuo lossis los ntawm crystallizing nws los ntawm 50% sulfuric acid, dawb monohydrate yog tau. Qhov no tuaj yeem ua kom qhuav dej ntxiv rau cov dawb, amorphous feso4 los ntawm cua kub txog 300 ° nyob rau hauv ib tug tam sim no ntawm hydrogen. Ntawm daim tawv xim liab lub sulphate decomposes: 2fes04-> FET04.4H20, crystallizes ntawm cov kev daws teeb meem aqueous saum 56 °.

    CAS: 7720-78-7

  • Chaw tsim khoom lag luam zoo nqi 1,2-propylene Glycol Cas: 57-55-6

    Chaw tsim khoom lag luam zoo nqi 1,2-propylene Glycol Cas: 57-55-6

    Propylene Glycol yog siv ua cov tshuaj tiv thaiv nyob rau hauv cov tshuaj tua kab thiab cov ntaub ntawv, hauv kev tsim cov khoom siv, ua ib qho hnyav, thiab ua ib qho emulsifier hauv cov zaub mov. Propylene Glycol tau muaj tam sim no ua haujlwm lub tswv yim nyob rau hauv cov xim-zaj duab xis tsim FlexiCor.

    CAS: 57-55-6

  • Chaw tsim tshuaj paus zoo li ammonium chloride CAS: 12125-02-9

    Chaw tsim tshuaj paus zoo li ammonium chloride CAS: 12125-02-9

    Ammonium chloride: (qib qeb me nyuam) ammonium chloride yog xim tsis muaj lead ua lossis dawb crystalline hmoov; Odorless, qab ntsev thiab txias; Nws muaj peev xwm nyiam noo noo. Cov khoom no yog yooj yim soluble hauv dej, me ntsis soluble hauv ethanol.
    Soluble hauv dej, me ntsis soluble hauv ethanol, soluble hauv kua ammonia, insoluble hauv acetone thiab diethyl ether. Hydrochloric acid thiab sodium tshuaj chloride tuaj yeem txo nws cov solubility hauv dej.
    Ammonium chloride CAS 12125-02-9
    Khoom npe: ammonium chloride

    CAS: 12125-02-9

  • Chaw tsim tshuaj paus tus nqi TACC CAS: 87-90-1

    Chaw tsim tshuaj paus tus nqi TACC CAS: 87-90-1

    TACC: Ib hom tshiab ntawm cov neeg sawv cev kom tsis muaj menyuam yaus uas tuaj yeem tsim cov tshuaj trichlorisocyanycyanuric acid, thaum lub tom ntej yuav ua kom cov chlorine thiab lwm yam khoom xyaw. Kev siv tshuaj tua kab mob sai sai. Cov khoom muaj nyob rau hauv daim ntawv ntawm sodium ntsev, uas muaj cov yam ntxwv ntawm kev ua kom qeeb -Rease, thiab yog siv rau kev ua kom cov tsiaj ua kom cov neeg muaj menyuam yaus. Cov ntsiab lus ntawm cov chlorine zoo hauv cov khoom lag luam -GRade peb -chlorocyanuric acid yog ntau dua 85%.
    TACC CAS CAS: 87-90-1
    Khoom npe: Tacc

    CAS: 87-90-1

  • Chaw tsim tshuaj paus zoo nqi hydrogen peroxide 50% CAS: 7722-84-1

    Chaw tsim tshuaj paus zoo nqi hydrogen peroxide 50% CAS: 7722-84-1

    Hydrogen peroxide yog ib tug muaj zog oxidant. Kev daws teeb meem feem ntau yog paub txog hydrogen peroxide. Cov khoom ntshiab yog lub pob tshab, uas yog tsis muaj ntxhiab thiab iab. Lub hydrogen peroxide muaj cov pa tawm ua ke Atom, yog li hydrogen peroxide yog muaj zog oxidation muaj zog, uas tuaj yeem ploj ntau cov pigments thiab tsis daj. Tab sis hydrogen peroxide kuj tau txo. Thaum cov oxidant muaj zog tshwm sim, hydrogen peroxide yog oxidized thiab oxygen. Txawm hais tias peroxide peroxide tsis hlawv hauv nws tus kheej, sib chwv nrog cov khoom siv cov khoom siv ua rau muaj hluav taws kub hnyav.
    Cov lus txhais lus:

    CAS: 7722-84-1

  • Chaw tsim nqi zoo nqi dimethyllenzylamine (BDMA) CAS: 103-83-3

    Chaw tsim nqi zoo nqi dimethyllenzylamine (BDMA) CAS: 103-83-3

    Dimethylbluylluylislamine (BDMA) yog ib qho tsis muaj xim rau lub teeb daj nrog cov ntxhiab tsw daj. Me ntsis tsawg dua li dej thiab me ntsis soluble hauv dej. Flash point kwv yees li 140 ° F. Corrosive rau daim tawv nqaij, ob lub qhov muag thiab cov tawv nqaij thiab cov plaub hau. Me ntsis lom los ntawm kev noj khoom haus, nqus cov tawv nqaij thiab nqus tau. Siv hauv kev tsim cov nplaum thiab lwm yam tshuaj.

    CAS: 103-83-3

  • Ferrous sulfate monohydrate CAS: 13463-43-9

    Ferrous sulfate monohydrate CAS: 13463-43-9

    Ferrous sulphate monohydrate: Sulfate Tshuaj Feso4, feem ntau, Xya Crystal dej Sulfate Feso4S2o, uas yog hu ua Green Alum. Lub teeb xiav -green monocular crystal, ntom ntawm 1.898g / cm3, tshuaj lom neeg ℃ ℃ yaj nyob rau hauv cov dej crystalline. Soluble hauv dej, cov kua muaj aqueous acidic. Maj mam huab cua nyob saum huab cua, thiab tau oxidized rau hauv daj -rdown alkaline hlau ntsev. Poob tag nrho cov kua siv lead ua ntawm 300 ° C, thiab lub hom tsis muaj sia yog hmoov dawb.

    Qhov xwm tseem ceeb: cov xyoob ntoo sulfate yog yooj yim oxidized rau hauv cov huab cua daj lossis hlau xeb. Nyob rau hauv cov dej, lub concentration ntawm kev daws teeb meem rau cov sulfate sulfate yog li 10%. Raws li cov pob zeb ua, sib xyaw nrog cov tshuaj ntsuab granules, cov zaub zoo, cov nqi ua kom zoo heev, txo qis kev kho cov pa xees nrog PHEEJ PAUB 8.5.

    CAS: 7782-63-0

  • Chaw tsim tshuaj paus zoo nqe Vae emulsion (VAE) CAS: 24937-78-8

    Chaw tsim tshuaj paus zoo nqe Vae emulsion (VAE) CAS: 24937-78-8

    Vae emulsion (Vae) tau txais los ntawm kev sib sau ua ke ethylene thiab ethyl acetate raws li sib txawv proportions. EVA cov lus luv lus Askiv raug sawv cev rau ethylene muaj txiaj ntsig, va sawv cev rau ensardate acetate ethylene sib xyaw. Cov ntsiab lus yog sib cuam tshuam zoo. Raws li VA sib txawv cov ntsiab lus, Vae emulsion (VA Lwm cov khoom moulding thiab sib tov; Lub VA cov ntsiab lus yog 40% -90% hu ua EVA roj hmab, uas yog siv rau cov roj hmab, cov xaim hluav taws xob thiab cov khoom siv tsheb. VA cov ntsiab lus yog siab dua 90%, uas yog hu ua polyache acetate emulsion lotion, thiab tsuas yog siv rau cov nplaum, kev pleev xim, thiab lwm yam.

    CAS: 24937-78-8